Ursala/doc/pics/exel.tex

\begin{tabular}{cccc}
\toprule
& $x<1$ & $x=1$ &\hspace{-35pt} $x>1$\\
\midrule
\\
$y>1$ \hspace{-25pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.77,  4.45)( 33.58, 45.07)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.58, 45.07)( 33.32,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.58, 45.07)( 64.53, 42.71)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.77,  4.45)(  0.00, 88.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.77,  4.45)( 44.55,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 88.50)( 33.32,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.32,107.50)( 66.04,106.42)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 44.55,  0.00)( 64.53, 42.71)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 64.53, 42.71)( 66.04,106.42)
% x axis
\put(  0.36, -6.42){\begin{rotate}{77.483}\makebox(0,0)[rt]{\scalebox{0.930}{}}\end{rotate}}
\put(  2.77,  4.45){\pscircle*{1.5pt}}
\put( 42.77,-11.27){\begin{rotate}{81.013}\makebox(0,0)[rt]{\scalebox{0.961}{}}\end{rotate}}
\put( 44.55,  0.00){\pscircle*{1.5pt}}
\put( 20.22,-14.25){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -8.42, 97.33){\begin{rotate}{-46.368}\makebox(0,0)[rb]{\scalebox{1.000}{}}\end{rotate}}
\put(  0.00, 88.50){\pscircle*{1.5pt}}
\put( 27.34,113.84){\begin{rotate}{-46.640}\makebox(0,0)[rb]{\scalebox{0.717}{}}\end{rotate}}
\put( 33.32,107.50){\pscircle*{1.5pt}}
\put(  8.86,110.71){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put( 71.22, 44.16){\begin{rotate}{12.251}\makebox(0,0)[l]{\scalebox{0.689}{}}\end{rotate}}
\put( 64.53, 42.71){\pscircle*{1.5pt}}
\put( 73.09,107.08){\begin{rotate}{5.403}\makebox(0,0)[l]{\scalebox{0.721}{}}\end{rotate}}
\put( 66.04,106.42){\pscircle*{1.5pt}}
\put( 90.44, 77.64){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.5411}\psset{fillcolor=shade}\pspolygon( 34.38, 41.77)( 31.26, 42.02)( 33.58, 45.07)( 36.61, 44.84)
\newgray{shade}{0.5467}\psset{fillcolor=shade}\pspolygon( 37.51, 41.53)( 34.38, 41.77)( 36.61, 44.84)( 39.66, 44.60)
\newgray{shade}{0.5523}\psset{fillcolor=shade}\pspolygon( 40.65, 41.28)( 37.51, 41.53)( 39.66, 44.60)( 42.73, 44.37)
\newgray{shade}{0.5580}\psset{fillcolor=shade}\pspolygon( 43.81, 41.03)( 40.65, 41.28)( 42.73, 44.37)( 45.80, 44.14)
\newgray{shade}{0.5637}\psset{fillcolor=shade}\pspolygon( 46.98, 40.78)( 43.81, 41.03)( 45.80, 44.14)( 48.89, 43.90)
\newgray{shade}{0.5694}\psset{fillcolor=shade}\pspolygon( 50.16, 40.53)( 46.98, 40.78)( 48.89, 43.90)( 51.99, 43.66)
\newgray{shade}{0.5753}\psset{fillcolor=shade}\pspolygon( 53.36, 40.28)( 50.16, 40.53)( 51.99, 43.66)( 55.10, 43.43)
\newgray{shade}{0.5811}\psset{fillcolor=shade}\pspolygon( 56.57, 40.03)( 53.36, 40.28)( 55.10, 43.43)( 58.23, 43.19)
\newgray{shade}{0.5870}\psset{fillcolor=shade}\pspolygon( 59.80, 39.78)( 56.57, 40.03)( 58.23, 43.19)( 61.37, 42.95)
\newgray{shade}{0.5930}\psset{fillcolor=shade}\pspolygon( 63.04, 39.52)( 59.80, 39.78)( 61.37, 42.95)( 64.53, 42.71)
\newgray{shade}{0.5484}\psset{fillcolor=shade}\pspolygon( 32.02, 38.53)( 28.82, 38.79)( 31.26, 42.02)( 34.38, 41.77)
\newgray{shade}{0.5541}\psset{fillcolor=shade}\pspolygon( 35.23, 38.27)( 32.02, 38.53)( 34.38, 41.77)( 37.51, 41.53)
\newgray{shade}{0.5598}\psset{fillcolor=shade}\pspolygon( 38.46, 38.01)( 35.23, 38.27)( 37.51, 41.53)( 40.65, 41.28)
\newgray{shade}{0.5657}\psset{fillcolor=shade}\pspolygon( 41.70, 37.75)( 38.46, 38.01)( 40.65, 41.28)( 43.81, 41.03)
\newgray{shade}{0.5716}\psset{fillcolor=shade}\pspolygon( 44.96, 37.49)( 41.70, 37.75)( 43.81, 41.03)( 46.98, 40.78)
\newgray{shade}{0.5775}\psset{fillcolor=shade}\pspolygon( 48.23, 37.22)( 44.96, 37.49)( 46.98, 40.78)( 50.16, 40.53)
\newgray{shade}{0.5835}\psset{fillcolor=shade}\pspolygon( 51.52, 36.96)( 48.23, 37.22)( 50.16, 40.53)( 53.36, 40.28)
\newgray{shade}{0.5895}\psset{fillcolor=shade}\pspolygon( 54.82, 36.69)( 51.52, 36.96)( 53.36, 40.28)( 56.57, 40.03)
\newgray{shade}{0.5957}\psset{fillcolor=shade}\pspolygon( 58.13, 36.42)( 54.82, 36.69)( 56.57, 40.03)( 59.80, 39.78)
\newgray{shade}{0.6018}\psset{fillcolor=shade}\pspolygon( 61.46, 36.15)( 58.13, 36.42)( 59.80, 39.78)( 63.04, 39.52)
\newgray{shade}{0.5552}\psset{fillcolor=shade}\pspolygon( 29.52, 35.11)( 26.23, 35.38)( 28.82, 38.79)( 32.02, 38.53)
\newgray{shade}{0.5610}\psset{fillcolor=shade}\pspolygon( 32.82, 34.83)( 29.52, 35.11)( 32.02, 38.53)( 35.23, 38.27)
\newgray{shade}{0.5670}\psset{fillcolor=shade}\pspolygon( 36.14, 34.55)( 32.82, 34.83)( 35.23, 38.27)( 38.46, 38.01)
\newgray{shade}{0.5730}\psset{fillcolor=shade}\pspolygon( 39.47, 34.28)( 36.14, 34.55)( 38.46, 38.01)( 41.70, 37.75)
\newgray{shade}{0.5790}\psset{fillcolor=shade}\pspolygon( 42.82, 34.00)( 39.47, 34.28)( 41.70, 37.75)( 44.96, 37.49)
\newgray{shade}{0.5851}\psset{fillcolor=shade}\pspolygon( 46.18, 33.72)( 42.82, 34.00)( 44.96, 37.49)( 48.23, 37.22)
\newgray{shade}{0.5913}\psset{fillcolor=shade}\pspolygon( 49.56, 33.44)( 46.18, 33.72)( 48.23, 37.22)( 51.52, 36.96)
\newgray{shade}{0.5975}\psset{fillcolor=shade}\pspolygon( 52.96, 33.15)( 49.56, 33.44)( 51.52, 36.96)( 54.82, 36.69)
\newgray{shade}{0.6038}\psset{fillcolor=shade}\pspolygon( 56.37, 32.87)( 52.96, 33.15)( 54.82, 36.69)( 58.13, 36.42)
\newgray{shade}{0.6101}\psset{fillcolor=shade}\pspolygon( 59.79, 32.58)( 56.37, 32.87)( 58.13, 36.42)( 61.46, 36.15)
\newgray{shade}{0.5615}\psset{fillcolor=shade}\pspolygon( 26.87, 31.47)( 23.49, 31.76)( 26.23, 35.38)( 29.52, 35.11)
\newgray{shade}{0.5675}\psset{fillcolor=shade}\pspolygon( 30.26, 31.18)( 26.87, 31.47)( 29.52, 35.11)( 32.82, 34.83)
\newgray{shade}{0.5736}\psset{fillcolor=shade}\pspolygon( 33.67, 30.89)( 30.26, 31.18)( 32.82, 34.83)( 36.14, 34.55)
\newgray{shade}{0.5797}\psset{fillcolor=shade}\pspolygon( 37.10, 30.59)( 33.67, 30.89)( 36.14, 34.55)( 39.47, 34.28)
\newgray{shade}{0.5859}\psset{fillcolor=shade}\pspolygon( 40.55, 30.29)( 37.10, 30.59)( 39.47, 34.28)( 42.82, 34.00)
\newgray{shade}{0.5922}\psset{fillcolor=shade}\pspolygon( 44.01, 30.00)( 40.55, 30.29)( 42.82, 34.00)( 46.18, 33.72)
\newgray{shade}{0.5985}\psset{fillcolor=shade}\pspolygon( 47.49, 29.70)( 44.01, 30.00)( 46.18, 33.72)( 49.56, 33.44)
\newgray{shade}{0.6049}\psset{fillcolor=shade}\pspolygon( 50.98, 29.40)( 47.49, 29.70)( 49.56, 33.44)( 52.96, 33.15)
\newgray{shade}{0.6114}\psset{fillcolor=shade}\pspolygon( 54.49, 29.09)( 50.98, 29.40)( 52.96, 33.15)( 56.37, 32.87)
\newgray{shade}{0.6179}\psset{fillcolor=shade}\pspolygon( 58.02, 28.79)( 54.49, 29.09)( 56.37, 32.87)( 59.79, 32.58)
\newgray{shade}{0.5674}\psset{fillcolor=shade}\pspolygon( 24.05, 27.61)( 20.57, 27.92)( 23.49, 31.76)( 26.87, 31.47)
\newgray{shade}{0.5735}\psset{fillcolor=shade}\pspolygon( 27.54, 27.30)( 24.05, 27.61)( 26.87, 31.47)( 30.26, 31.18)
\newgray{shade}{0.5797}\psset{fillcolor=shade}\pspolygon( 31.06, 26.99)( 27.54, 27.30)( 30.26, 31.18)( 33.67, 30.89)
\newgray{shade}{0.5860}\psset{fillcolor=shade}\pspolygon( 34.59, 26.67)( 31.06, 26.99)( 33.67, 30.89)( 37.10, 30.59)
\newgray{shade}{0.5924}\psset{fillcolor=shade}\pspolygon( 38.13, 26.36)( 34.59, 26.67)( 37.10, 30.59)( 40.55, 30.29)
\newgray{shade}{0.5988}\psset{fillcolor=shade}\pspolygon( 41.70, 26.04)( 38.13, 26.36)( 40.55, 30.29)( 44.01, 30.00)
\newgray{shade}{0.6053}\psset{fillcolor=shade}\pspolygon( 45.28, 25.72)( 41.70, 26.04)( 44.01, 30.00)( 47.49, 29.70)
\newgray{shade}{0.6118}\psset{fillcolor=shade}\pspolygon( 48.88, 25.40)( 45.28, 25.72)( 47.49, 29.70)( 50.98, 29.40)
\newgray{shade}{0.6184}\psset{fillcolor=shade}\pspolygon( 52.50, 25.08)( 48.88, 25.40)( 50.98, 29.40)( 54.49, 29.09)
\newgray{shade}{0.6251}\psset{fillcolor=shade}\pspolygon( 56.13, 24.76)( 52.50, 25.08)( 54.49, 29.09)( 58.02, 28.79)
\newgray{shade}{0.5727}\psset{fillcolor=shade}\pspolygon( 21.05, 23.50)( 17.47, 23.83)( 20.57, 27.92)( 24.05, 27.61)
\newgray{shade}{0.5790}\psset{fillcolor=shade}\pspolygon( 24.65, 23.17)( 21.05, 23.50)( 24.05, 27.61)( 27.54, 27.30)
\newgray{shade}{0.5853}\psset{fillcolor=shade}\pspolygon( 28.27, 22.83)( 24.65, 23.17)( 27.54, 27.30)( 31.06, 26.99)
\newgray{shade}{0.5917}\psset{fillcolor=shade}\pspolygon( 31.91, 22.50)( 28.27, 22.83)( 31.06, 26.99)( 34.59, 26.67)
\newgray{shade}{0.5982}\psset{fillcolor=shade}\pspolygon( 35.56, 22.16)( 31.91, 22.50)( 34.59, 26.67)( 38.13, 26.36)
\newgray{shade}{0.6047}\psset{fillcolor=shade}\pspolygon( 39.24, 21.83)( 35.56, 22.16)( 38.13, 26.36)( 41.70, 26.04)
\newgray{shade}{0.6114}\psset{fillcolor=shade}\pspolygon( 42.93, 21.49)( 39.24, 21.83)( 41.70, 26.04)( 45.28, 25.72)
\newgray{shade}{0.6181}\psset{fillcolor=shade}\pspolygon( 46.64, 21.15)( 42.93, 21.49)( 45.28, 25.72)( 48.88, 25.40)
\newgray{shade}{0.6249}\psset{fillcolor=shade}\pspolygon( 50.37, 20.80)( 46.64, 21.15)( 48.88, 25.40)( 52.50, 25.08)
\newgray{shade}{0.6317}\psset{fillcolor=shade}\pspolygon( 54.12, 20.46)( 50.37, 20.80)( 52.50, 25.08)( 56.13, 24.76)
\newgray{shade}{0.5774}\psset{fillcolor=shade}\pspolygon( 17.85, 19.11)( 14.16, 19.47)( 17.47, 23.83)( 21.05, 23.50)
\newgray{shade}{0.5838}\psset{fillcolor=shade}\pspolygon( 21.57, 18.76)( 17.85, 19.11)( 21.05, 23.50)( 24.65, 23.17)
\newgray{shade}{0.5903}\psset{fillcolor=shade}\pspolygon( 25.30, 18.41)( 21.57, 18.76)( 24.65, 23.17)( 28.27, 22.83)
\newgray{shade}{0.5968}\psset{fillcolor=shade}\pspolygon( 29.05, 18.05)( 25.30, 18.41)( 28.27, 22.83)( 31.91, 22.50)
\newgray{shade}{0.6034}\psset{fillcolor=shade}\pspolygon( 32.82, 17.69)( 29.05, 18.05)( 31.91, 22.50)( 35.56, 22.16)
\newgray{shade}{0.6101}\psset{fillcolor=shade}\pspolygon( 36.61, 17.33)( 32.82, 17.69)( 35.56, 22.16)( 39.24, 21.83)
\newgray{shade}{0.6168}\psset{fillcolor=shade}\pspolygon( 40.42, 16.97)( 36.61, 17.33)( 39.24, 21.83)( 42.93, 21.49)
\newgray{shade}{0.6237}\psset{fillcolor=shade}\pspolygon( 44.25, 16.60)( 40.42, 16.97)( 42.93, 21.49)( 46.64, 21.15)
\newgray{shade}{0.6306}\psset{fillcolor=shade}\pspolygon( 48.10, 16.23)( 44.25, 16.60)( 46.64, 21.15)( 50.37, 20.80)
\newgray{shade}{0.6376}\psset{fillcolor=shade}\pspolygon( 51.97, 15.87)( 48.10, 16.23)( 50.37, 20.80)( 54.12, 20.46)
\newgray{shade}{0.5816}\psset{fillcolor=shade}\pspolygon( 14.44, 14.43)( 10.63, 14.80)( 14.16, 19.47)( 17.85, 19.11)
\newgray{shade}{0.5880}\psset{fillcolor=shade}\pspolygon( 18.27, 14.05)( 14.44, 14.43)( 17.85, 19.11)( 21.57, 18.76)
\newgray{shade}{0.5946}\psset{fillcolor=shade}\pspolygon( 22.12, 13.67)( 18.27, 14.05)( 21.57, 18.76)( 25.30, 18.41)
\newgray{shade}{0.6012}\psset{fillcolor=shade}\pspolygon( 25.99, 13.29)( 22.12, 13.67)( 25.30, 18.41)( 29.05, 18.05)
\newgray{shade}{0.6079}\psset{fillcolor=shade}\pspolygon( 29.89, 12.90)( 25.99, 13.29)( 29.05, 18.05)( 32.82, 17.69)
\newgray{shade}{0.6147}\psset{fillcolor=shade}\pspolygon( 33.80, 12.52)( 29.89, 12.90)( 32.82, 17.69)( 36.61, 17.33)
\newgray{shade}{0.6216}\psset{fillcolor=shade}\pspolygon( 37.74, 12.13)( 33.80, 12.52)( 36.61, 17.33)( 40.42, 16.97)
\newgray{shade}{0.6286}\psset{fillcolor=shade}\pspolygon( 41.69, 11.74)( 37.74, 12.13)( 40.42, 16.97)( 44.25, 16.60)
\newgray{shade}{0.6356}\psset{fillcolor=shade}\pspolygon( 45.67, 11.35)( 41.69, 11.74)( 44.25, 16.60)( 48.10, 16.23)
\newgray{shade}{0.6427}\psset{fillcolor=shade}\pspolygon( 49.67, 10.95)( 45.67, 11.35)( 48.10, 16.23)( 51.97, 15.87)
\newgray{shade}{0.5850}\psset{fillcolor=shade}\pspolygon( 10.78,  9.41)(  6.84,  9.81)( 10.63, 14.80)( 14.44, 14.43)
\newgray{shade}{0.5916}\psset{fillcolor=shade}\pspolygon( 14.73,  9.00)( 10.78,  9.41)( 14.44, 14.43)( 18.27, 14.05)
\newgray{shade}{0.5983}\psset{fillcolor=shade}\pspolygon( 18.71,  8.59)( 14.73,  9.00)( 18.27, 14.05)( 22.12, 13.67)
\newgray{shade}{0.6050}\psset{fillcolor=shade}\pspolygon( 22.72,  8.18)( 18.71,  8.59)( 22.12, 13.67)( 25.99, 13.29)
\newgray{shade}{0.6118}\psset{fillcolor=shade}\pspolygon( 26.74,  7.77)( 22.72,  8.18)( 25.99, 13.29)( 29.89, 12.90)
\newgray{shade}{0.6187}\psset{fillcolor=shade}\pspolygon( 30.79,  7.36)( 26.74,  7.77)( 29.89, 12.90)( 33.80, 12.52)
\newgray{shade}{0.6256}\psset{fillcolor=shade}\pspolygon( 34.86,  6.94)( 30.79,  7.36)( 33.80, 12.52)( 37.74, 12.13)
\newgray{shade}{0.6327}\psset{fillcolor=shade}\pspolygon( 38.95,  6.52)( 34.86,  6.94)( 37.74, 12.13)( 41.69, 11.74)
\newgray{shade}{0.6398}\psset{fillcolor=shade}\pspolygon( 43.07,  6.10)( 38.95,  6.52)( 41.69, 11.74)( 45.67, 11.35)
\newgray{shade}{0.6470}\psset{fillcolor=shade}\pspolygon( 47.21,  5.68)( 43.07,  6.10)( 45.67, 11.35)( 49.67, 10.95)
\newgray{shade}{0.5879}\psset{fillcolor=shade}\pspolygon(  6.84,  4.02)(  2.77,  4.45)(  6.84,  9.81)( 10.78,  9.41)
\newgray{shade}{0.5945}\psset{fillcolor=shade}\pspolygon( 10.94,  3.58)(  6.84,  4.02)( 10.78,  9.41)( 14.73,  9.00)
\newgray{shade}{0.6012}\psset{fillcolor=shade}\pspolygon( 15.05,  3.14)( 10.94,  3.58)( 14.73,  9.00)( 18.71,  8.59)
\newgray{shade}{0.6080}\psset{fillcolor=shade}\pspolygon( 19.19,  2.70)( 15.05,  3.14)( 18.71,  8.59)( 22.72,  8.18)
\newgray{shade}{0.6149}\psset{fillcolor=shade}\pspolygon( 23.36,  2.26)( 19.19,  2.70)( 22.72,  8.18)( 26.74,  7.77)
\newgray{shade}{0.6219}\psset{fillcolor=shade}\pspolygon( 27.55,  1.81)( 23.36,  2.26)( 26.74,  7.77)( 30.79,  7.36)
\newgray{shade}{0.6289}\psset{fillcolor=shade}\pspolygon( 31.76,  1.36)( 27.55,  1.81)( 30.79,  7.36)( 34.86,  6.94)
\newgray{shade}{0.6361}\psset{fillcolor=shade}\pspolygon( 36.00,  0.91)( 31.76,  1.36)( 34.86,  6.94)( 38.95,  6.52)
\newgray{shade}{0.6433}\psset{fillcolor=shade}\pspolygon( 40.26,  0.46)( 36.00,  0.91)( 38.95,  6.52)( 43.07,  6.10)
\newgray{shade}{0.6506}\psset{fillcolor=shade}\pspolygon( 44.55,  0.00)( 40.26,  0.46)( 43.07,  6.10)( 47.21,  5.68)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 88.50)( 45.07, 86.37)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 44.55,  0.00)( 45.07, 86.37)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 45.07, 86.37)( 66.04,106.42)
\end{picture}
\end{array}$
\hspace{-61pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.57, 13.33)( 51.66, 43.01)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 51.66, 43.01)( 51.29, 98.31)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 51.66, 43.01)(105.09, 35.38)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.57, 13.33)(  0.00, 84.71)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.57, 13.33)( 70.00,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 84.71)( 51.29, 98.31)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 51.29, 98.31)(107.50, 94.86)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 70.00,  0.00)(105.09, 35.38)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(105.09, 35.38)(107.50, 94.86)
% x axis
\put( -0.06,  4.57){\begin{rotate}{67.492}\makebox(0,0)[rt]{\scalebox{0.896}{}}\end{rotate}}
\put(  3.57, 13.33){\pscircle*{1.5pt}}
\put( 66.97, -9.89){\begin{rotate}{73.009}\makebox(0,0)[rt]{\scalebox{1.000}{}}\end{rotate}}
\put( 70.00,  0.00){\pscircle*{1.5pt}}
\put( 25.90,-18.48){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -6.25, 92.27){\begin{rotate}{-50.432}\makebox(0,0)[rb]{\scalebox{0.941}{}}\end{rotate}}
\put(  0.00, 84.71){\pscircle*{1.5pt}}
\put( 46.44,103.99){\begin{rotate}{-49.474}\makebox(0,0)[rb]{\scalebox{0.722}{}}\end{rotate}}
\put( 51.29, 98.31){\pscircle*{1.5pt}}
\put( 15.56,108.70){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put(112.02, 36.25){\begin{rotate}{7.134}\makebox(0,0)[l]{\scalebox{0.735}{}}\end{rotate}}
\put(105.09, 35.38){\pscircle*{1.5pt}}
\put(114.77, 95.25){\begin{rotate}{3.106}\makebox(0,0)[l]{\scalebox{0.768}{}}\end{rotate}}
\put(107.50, 94.86){\pscircle*{1.5pt}}
\put(129.98, 66.51){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.5036}\psset{fillcolor=shade}\pspolygon( 52.97, 39.94)( 47.89, 40.69)( 51.66, 43.01)( 56.65, 42.30)
\newgray{shade}{0.4986}\psset{fillcolor=shade}\pspolygon( 58.13, 39.18)( 52.97, 39.94)( 56.65, 42.30)( 61.71, 41.58)
\newgray{shade}{0.4936}\psset{fillcolor=shade}\pspolygon( 63.37, 38.41)( 58.13, 39.18)( 61.71, 41.58)( 66.85, 40.84)
\newgray{shade}{0.4884}\psset{fillcolor=shade}\pspolygon( 68.68, 37.63)( 63.37, 38.41)( 66.85, 40.84)( 72.07, 40.10)
\newgray{shade}{0.5189}\psset{fillcolor=shade}\pspolygon( 49.11, 37.46)( 43.93, 38.24)( 47.89, 40.69)( 52.97, 39.94)
\newgray{shade}{0.4831}\psset{fillcolor=shade}\pspolygon( 74.09, 36.83)( 68.68, 37.63)( 72.07, 40.10)( 77.36, 39.34)
\newgray{shade}{0.5136}\psset{fillcolor=shade}\pspolygon( 54.37, 36.66)( 49.11, 37.46)( 52.97, 39.94)( 58.13, 39.18)
\newgray{shade}{0.4777}\psset{fillcolor=shade}\pspolygon( 79.57, 36.03)( 74.09, 36.83)( 77.36, 39.34)( 82.74, 38.58)
\newgray{shade}{0.5082}\psset{fillcolor=shade}\pspolygon( 59.71, 35.85)( 54.37, 36.66)( 58.13, 39.18)( 63.37, 38.41)
\newgray{shade}{0.4722}\psset{fillcolor=shade}\pspolygon( 85.14, 35.21)( 79.57, 36.03)( 82.74, 38.58)( 88.20, 37.80)
\newgray{shade}{0.5027}\psset{fillcolor=shade}\pspolygon( 65.13, 35.03)( 59.71, 35.85)( 63.37, 38.41)( 68.68, 37.63)
\newgray{shade}{0.5346}\psset{fillcolor=shade}\pspolygon( 45.05, 34.85)( 39.77, 35.68)( 43.93, 38.24)( 49.11, 37.46)
\newgray{shade}{0.4667}\psset{fillcolor=shade}\pspolygon( 90.80, 34.37)( 85.14, 35.21)( 88.20, 37.80)( 93.74, 37.00)
\newgray{shade}{0.4611}\psset{fillcolor=shade}\pspolygon( 96.56, 33.53)( 90.80, 34.37)( 93.74, 37.00)( 99.37, 36.20)
\newgray{shade}{0.4971}\psset{fillcolor=shade}\pspolygon( 70.64, 34.20)( 65.13, 35.03)( 68.68, 37.63)( 74.09, 36.83)
\newgray{shade}{0.5290}\psset{fillcolor=shade}\pspolygon( 50.41, 34.02)( 45.05, 34.85)( 49.11, 37.46)( 54.37, 36.66)
\newgray{shade}{0.4554}\psset{fillcolor=shade}\pspolygon(102.40, 32.67)( 96.56, 33.53)( 99.37, 36.20)(105.09, 35.38)
\newgray{shade}{0.4914}\psset{fillcolor=shade}\pspolygon( 76.24, 33.35)( 70.64, 34.20)( 74.09, 36.83)( 79.57, 36.03)
\newgray{shade}{0.5233}\psset{fillcolor=shade}\pspolygon( 55.86, 33.16)( 50.41, 34.02)( 54.37, 36.66)( 59.71, 35.85)
\newgray{shade}{0.4856}\psset{fillcolor=shade}\pspolygon( 81.93, 32.48)( 76.24, 33.35)( 79.57, 36.03)( 85.14, 35.21)
\newgray{shade}{0.5508}\psset{fillcolor=shade}\pspolygon( 40.78, 32.11)( 35.40, 32.98)( 39.77, 35.68)( 45.05, 34.85)
\newgray{shade}{0.5174}\psset{fillcolor=shade}\pspolygon( 61.39, 32.30)( 55.86, 33.16)( 59.71, 35.85)( 65.13, 35.03)
\newgray{shade}{0.4797}\psset{fillcolor=shade}\pspolygon( 87.71, 31.61)( 81.93, 32.48)( 85.14, 35.21)( 90.80, 34.37)
\newgray{shade}{0.5114}\psset{fillcolor=shade}\pspolygon( 67.02, 31.42)( 61.39, 32.30)( 65.13, 35.03)( 70.64, 34.20)
\newgray{shade}{0.4738}\psset{fillcolor=shade}\pspolygon( 93.59, 30.72)( 87.71, 31.61)( 90.80, 34.37)( 96.56, 33.53)
\newgray{shade}{0.5448}\psset{fillcolor=shade}\pspolygon( 46.25, 31.23)( 40.78, 32.11)( 45.05, 34.85)( 50.41, 34.02)
\newgray{shade}{0.4678}\psset{fillcolor=shade}\pspolygon( 99.56, 29.81)( 93.59, 30.72)( 96.56, 33.53)(102.40, 32.67)
\newgray{shade}{0.5054}\psset{fillcolor=shade}\pspolygon( 72.73, 30.53)( 67.02, 31.42)( 70.64, 34.20)( 76.24, 33.35)
\newgray{shade}{0.5387}\psset{fillcolor=shade}\pspolygon( 51.80, 30.33)( 46.25, 31.23)( 50.41, 34.02)( 55.86, 33.16)
\newgray{shade}{0.4992}\psset{fillcolor=shade}\pspolygon( 78.55, 29.62)( 72.73, 30.53)( 76.24, 33.35)( 81.93, 32.48)
\newgray{shade}{0.5673}\psset{fillcolor=shade}\pspolygon( 36.28, 29.22)( 30.80, 30.14)( 35.40, 32.98)( 40.78, 32.11)
\newgray{shade}{0.5324}\psset{fillcolor=shade}\pspolygon( 57.45, 29.42)( 51.80, 30.33)( 55.86, 33.16)( 61.39, 32.30)
\newgray{shade}{0.4930}\psset{fillcolor=shade}\pspolygon( 84.46, 28.69)( 78.55, 29.62)( 81.93, 32.48)( 87.71, 31.61)
\newgray{shade}{0.5261}\psset{fillcolor=shade}\pspolygon( 63.20, 28.49)( 57.45, 29.42)( 61.39, 32.30)( 67.02, 31.42)
\newgray{shade}{0.5609}\psset{fillcolor=shade}\pspolygon( 41.86, 28.29)( 36.28, 29.22)( 40.78, 32.11)( 46.25, 31.23)
\newgray{shade}{0.4867}\psset{fillcolor=shade}\pspolygon( 90.46, 27.75)( 84.46, 28.69)( 87.71, 31.61)( 93.59, 30.72)
\newgray{shade}{0.5197}\psset{fillcolor=shade}\pspolygon( 69.04, 27.55)( 63.20, 28.49)( 67.02, 31.42)( 72.73, 30.53)
\newgray{shade}{0.4804}\psset{fillcolor=shade}\pspolygon( 96.58, 26.80)( 90.46, 27.75)( 93.59, 30.72)( 99.56, 29.81)
\newgray{shade}{0.5544}\psset{fillcolor=shade}\pspolygon( 47.53, 27.35)( 41.86, 28.29)( 46.25, 31.23)( 51.80, 30.33)
\newgray{shade}{0.5132}\psset{fillcolor=shade}\pspolygon( 74.98, 26.59)( 69.04, 27.55)( 72.73, 30.53)( 78.55, 29.62)
\newgray{shade}{0.5842}\psset{fillcolor=shade}\pspolygon( 31.54, 26.18)( 25.95, 27.14)( 30.80, 30.14)( 36.28, 29.22)
\newgray{shade}{0.5478}\psset{fillcolor=shade}\pspolygon( 53.30, 26.39)( 47.53, 27.35)( 51.80, 30.33)( 57.45, 29.42)
\newgray{shade}{0.5066}\psset{fillcolor=shade}\pspolygon( 81.02, 25.62)( 74.98, 26.59)( 78.55, 29.62)( 84.46, 28.69)
\newgray{shade}{0.5774}\psset{fillcolor=shade}\pspolygon( 37.23, 25.20)( 31.54, 26.18)( 36.28, 29.22)( 41.86, 28.29)
\newgray{shade}{0.5411}\psset{fillcolor=shade}\pspolygon( 59.16, 25.41)( 53.30, 26.39)( 57.45, 29.42)( 63.20, 28.49)
\newgray{shade}{0.4999}\psset{fillcolor=shade}\pspolygon( 87.16, 24.62)( 81.02, 25.62)( 84.46, 28.69)( 90.46, 27.75)
\newgray{shade}{0.5342}\psset{fillcolor=shade}\pspolygon( 65.13, 24.41)( 59.16, 25.41)( 63.20, 28.49)( 69.04, 27.55)
\newgray{shade}{0.5705}\psset{fillcolor=shade}\pspolygon( 43.02, 24.20)( 37.23, 25.20)( 41.86, 28.29)( 47.53, 27.35)
\newgray{shade}{0.4933}\psset{fillcolor=shade}\pspolygon( 93.42, 23.61)( 87.16, 24.62)( 90.46, 27.75)( 96.58, 26.80)
\newgray{shade}{0.6015}\psset{fillcolor=shade}\pspolygon( 26.53, 22.96)( 20.82, 23.98)( 25.95, 27.14)( 31.54, 26.18)
\newgray{shade}{0.5274}\psset{fillcolor=shade}\pspolygon( 71.21, 23.40)( 65.13, 24.41)( 69.04, 27.55)( 74.98, 26.59)
\newgray{shade}{0.5635}\psset{fillcolor=shade}\pspolygon( 48.91, 23.18)( 43.02, 24.20)( 47.53, 27.35)( 53.30, 26.39)
\newgray{shade}{0.5204}\psset{fillcolor=shade}\pspolygon( 77.39, 22.37)( 71.21, 23.40)( 74.98, 26.59)( 81.02, 25.62)
\newgray{shade}{0.5943}\psset{fillcolor=shade}\pspolygon( 32.34, 21.92)( 26.53, 22.96)( 31.54, 26.18)( 37.23, 25.20)
\newgray{shade}{0.5563}\psset{fillcolor=shade}\pspolygon( 54.90, 22.14)( 48.91, 23.18)( 53.30, 26.39)( 59.16, 25.41)
\newgray{shade}{0.5134}\psset{fillcolor=shade}\pspolygon( 83.68, 21.32)( 77.39, 22.37)( 81.02, 25.62)( 87.16, 24.62)
\newgray{shade}{0.5869}\psset{fillcolor=shade}\pspolygon( 38.25, 20.86)( 32.34, 21.92)( 37.23, 25.20)( 43.02, 24.20)
\newgray{shade}{0.5491}\psset{fillcolor=shade}\pspolygon( 61.01, 21.09)( 54.90, 22.14)( 59.16, 25.41)( 65.13, 24.41)
\newgray{shade}{0.5063}\psset{fillcolor=shade}\pspolygon( 90.08, 20.25)( 83.68, 21.32)( 87.16, 24.62)( 93.42, 23.61)
\newgray{shade}{0.6191}\psset{fillcolor=shade}\pspolygon( 21.23, 19.55)( 15.40, 20.63)( 20.82, 23.98)( 26.53, 22.96)
\newgray{shade}{0.5418}\psset{fillcolor=shade}\pspolygon( 67.22, 20.02)( 61.01, 21.09)( 65.13, 24.41)( 71.21, 23.40)
\newgray{shade}{0.5794}\psset{fillcolor=shade}\pspolygon( 44.27, 19.79)( 38.25, 20.86)( 43.02, 24.20)( 48.91, 23.18)
\newgray{shade}{0.6114}\psset{fillcolor=shade}\pspolygon( 27.16, 18.45)( 21.23, 19.55)( 26.53, 22.96)( 32.34, 21.92)
\newgray{shade}{0.5344}\psset{fillcolor=shade}\pspolygon( 73.54, 18.93)( 67.22, 20.02)( 71.21, 23.40)( 77.39, 22.37)
\newgray{shade}{0.5719}\psset{fillcolor=shade}\pspolygon( 50.39, 18.69)( 44.27, 19.79)( 48.91, 23.18)( 54.90, 22.14)
\newgray{shade}{0.5270}\psset{fillcolor=shade}\pspolygon( 79.98, 17.81)( 73.54, 18.93)( 77.39, 22.37)( 83.68, 21.32)
\newgray{shade}{0.6036}\psset{fillcolor=shade}\pspolygon( 33.19, 17.33)( 27.16, 18.45)( 32.34, 21.92)( 38.25, 20.86)
\newgray{shade}{0.5642}\psset{fillcolor=shade}\pspolygon( 56.63, 17.57)( 50.39, 18.69)( 54.90, 22.14)( 61.01, 21.09)
\newgray{shade}{0.6371}\psset{fillcolor=shade}\pspolygon( 15.61, 15.94)(  9.66, 17.09)( 15.40, 20.63)( 21.23, 19.55)
\newgray{shade}{0.5196}\psset{fillcolor=shade}\pspolygon( 86.54, 16.68)( 79.98, 17.81)( 83.68, 21.32)( 90.08, 20.25)
\newgray{shade}{0.5957}\psset{fillcolor=shade}\pspolygon( 39.35, 16.19)( 33.19, 17.33)( 38.25, 20.86)( 44.27, 19.79)
\newgray{shade}{0.5565}\psset{fillcolor=shade}\pspolygon( 62.99, 16.44)( 56.63, 17.57)( 61.01, 21.09)( 67.22, 20.02)
\newgray{shade}{0.6289}\psset{fillcolor=shade}\pspolygon( 21.66, 14.78)( 15.61, 15.94)( 21.23, 19.55)( 27.16, 18.45)
\newgray{shade}{0.5487}\psset{fillcolor=shade}\pspolygon( 69.46, 15.28)( 62.99, 16.44)( 67.22, 20.02)( 73.54, 18.93)
\newgray{shade}{0.5876}\psset{fillcolor=shade}\pspolygon( 45.61, 15.03)( 39.35, 16.19)( 44.27, 19.79)( 50.39, 18.69)
\newgray{shade}{0.6206}\psset{fillcolor=shade}\pspolygon( 27.83, 13.59)( 21.66, 14.78)( 27.16, 18.45)( 33.19, 17.33)
\newgray{shade}{0.5408}\psset{fillcolor=shade}\pspolygon( 76.06, 14.10)( 69.46, 15.28)( 73.54, 18.93)( 79.98, 17.81)
\newgray{shade}{0.5795}\psset{fillcolor=shade}\pspolygon( 52.00, 13.84)( 45.61, 15.03)( 50.39, 18.69)( 56.63, 17.57)
\newgray{shade}{0.6553}\psset{fillcolor=shade}\pspolygon(  9.64, 12.11)(  3.57, 13.33)(  9.66, 17.09)( 15.61, 15.94)
\newgray{shade}{0.5330}\psset{fillcolor=shade}\pspolygon( 82.79, 12.89)( 76.06, 14.10)( 79.98, 17.81)( 86.54, 16.68)
\newgray{shade}{0.6121}\psset{fillcolor=shade}\pspolygon( 34.12, 12.37)( 27.83, 13.59)( 33.19, 17.33)( 39.35, 16.19)
\newgray{shade}{0.5713}\psset{fillcolor=shade}\pspolygon( 58.50, 12.63)( 52.00, 13.84)( 56.63, 17.57)( 62.99, 16.44)
\newgray{shade}{0.6466}\psset{fillcolor=shade}\pspolygon( 15.83, 10.87)(  9.64, 12.11)( 15.61, 15.94)( 21.66, 14.78)
\newgray{shade}{0.5631}\psset{fillcolor=shade}\pspolygon( 65.14, 11.40)( 58.50, 12.63)( 62.99, 16.44)( 69.46, 15.28)
\newgray{shade}{0.6036}\psset{fillcolor=shade}\pspolygon( 40.53, 11.14)( 34.12, 12.37)( 39.35, 16.19)( 45.61, 15.03)
\newgray{shade}{0.6377}\psset{fillcolor=shade}\pspolygon( 22.13,  9.60)( 15.83, 10.87)( 21.66, 14.78)( 27.83, 13.59)
\newgray{shade}{0.5548}\psset{fillcolor=shade}\pspolygon( 71.90, 10.15)( 65.14, 11.40)( 69.46, 15.28)( 76.06, 14.10)
\newgray{shade}{0.5950}\psset{fillcolor=shade}\pspolygon( 47.07,  9.88)( 40.53, 11.14)( 45.61, 15.03)( 52.00, 13.84)
\newgray{shade}{0.5465}\psset{fillcolor=shade}\pspolygon( 78.79,  8.87)( 71.90, 10.15)( 76.06, 14.10)( 82.79, 12.89)
\newgray{shade}{0.6288}\psset{fillcolor=shade}\pspolygon( 28.57,  8.31)( 22.13,  9.60)( 27.83, 13.59)( 34.12, 12.37)
\newgray{shade}{0.5863}\psset{fillcolor=shade}\pspolygon( 53.73,  8.59)( 47.07,  9.88)( 52.00, 13.84)( 58.50, 12.63)
\newgray{shade}{0.6197}\psset{fillcolor=shade}\pspolygon( 35.13,  7.00)( 28.57,  8.31)( 34.12, 12.37)( 40.53, 11.14)
\newgray{shade}{0.5776}\psset{fillcolor=shade}\pspolygon( 60.53,  7.28)( 53.73,  8.59)( 58.50, 12.63)( 65.14, 11.40)
\newgray{shade}{0.5689}\psset{fillcolor=shade}\pspolygon( 67.46,  5.94)( 60.53,  7.28)( 65.14, 11.40)( 71.90, 10.15)
\newgray{shade}{0.6106}\psset{fillcolor=shade}\pspolygon( 41.82,  5.65)( 35.13,  7.00)( 40.53, 11.14)( 47.07,  9.88)
\newgray{shade}{0.5601}\psset{fillcolor=shade}\pspolygon( 74.54,  4.58)( 67.46,  5.94)( 71.90, 10.15)( 78.79,  8.87)
\newgray{shade}{0.6014}\psset{fillcolor=shade}\pspolygon( 48.65,  4.28)( 41.82,  5.65)( 47.07,  9.88)( 53.73,  8.59)
\newgray{shade}{0.5922}\psset{fillcolor=shade}\pspolygon( 55.62,  2.89)( 48.65,  4.28)( 53.73,  8.59)( 60.53,  7.28)
\newgray{shade}{0.5830}\psset{fillcolor=shade}\pspolygon( 62.73,  1.46)( 55.62,  2.89)( 60.53,  7.28)( 67.46,  5.94)
\newgray{shade}{0.5738}\psset{fillcolor=shade}\pspolygon( 70.00,  0.00)( 62.73,  1.46)( 67.46,  5.94)( 74.54,  4.58)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 84.71)( 70.77, 78.47)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 70.00,  0.00)( 70.77, 78.47)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 70.77, 78.47)(107.50, 94.86)
\end{picture}
\end{array}$
\hspace{-35pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.62, 17.75)( 48.13, 34.81)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 48.13, 34.81)( 47.83, 75.88)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 48.13, 34.81)(105.23, 23.66)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.62, 17.75)(  0.00, 68.24)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  2.62, 17.75)( 66.92,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 68.24)( 47.83, 75.88)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 47.83, 75.88)(107.50, 70.90)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 66.92,  0.00)(105.23, 23.66)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(105.23, 23.66)(107.50, 70.90)
% x axis
\put( -0.68, 11.90){\begin{rotate}{60.582}\makebox(0,0)[rt]{\scalebox{0.823}{}}\end{rotate}}
\put(  2.62, 17.75){\pscircle*{1.5pt}}
\put( 63.77, -7.25){\begin{rotate}{66.513}\makebox(0,0)[rt]{\scalebox{1.000}{}}\end{rotate}}
\put( 66.92,  0.00){\pscircle*{1.5pt}}
\put( 19.83,-14.14){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -3.69, 73.54){\begin{rotate}{-55.195}\makebox(0,0)[rb]{\scalebox{0.848}{}}\end{rotate}}
\put(  0.00, 68.24){\pscircle*{1.5pt}}
\put( 44.64, 80.10){\begin{rotate}{-52.839}\makebox(0,0)[rb]{\scalebox{0.695}{}}\end{rotate}}
\put( 47.83, 75.88){\pscircle*{1.5pt}}
\put( 15.15, 88.13){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put(111.14, 24.00){\begin{rotate}{3.297}\makebox(0,0)[l]{\scalebox{0.761}{}}\end{rotate}}
\put(105.23, 23.66){\pscircle*{1.5pt}}
\put(113.68, 71.05){\begin{rotate}{1.420}\makebox(0,0)[l]{\scalebox{0.792}{}}\end{rotate}}
\put(107.50, 70.90){\pscircle*{1.5pt}}
\put(125.24, 47.54){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.4716}\psset{fillcolor=shade}\pspolygon( 49.44, 32.39)( 44.38, 33.41)( 48.13, 34.81)( 53.14, 33.83)
\newgray{shade}{0.4871}\psset{fillcolor=shade}\pspolygon( 54.64, 31.34)( 49.44, 32.39)( 53.14, 33.83)( 58.29, 32.83)
\newgray{shade}{0.4720}\psset{fillcolor=shade}\pspolygon( 45.59, 30.89)( 40.49, 31.95)( 44.38, 33.41)( 49.44, 32.39)
\newgray{shade}{0.5032}\psset{fillcolor=shade}\pspolygon( 59.98, 30.27)( 54.64, 31.34)( 58.29, 32.83)( 63.58, 31.80)
\newgray{shade}{0.4876}\psset{fillcolor=shade}\pspolygon( 50.84, 29.80)( 45.59, 30.89)( 49.44, 32.39)( 54.64, 31.34)
\newgray{shade}{0.4721}\psset{fillcolor=shade}\pspolygon( 41.58, 29.32)( 36.43, 30.43)( 40.49, 31.95)( 45.59, 30.89)
\newgray{shade}{0.5200}\psset{fillcolor=shade}\pspolygon( 65.49, 29.16)( 59.98, 30.27)( 63.58, 31.80)( 69.02, 30.73)
\newgray{shade}{0.5038}\psset{fillcolor=shade}\pspolygon( 56.24, 28.68)( 50.84, 29.80)( 54.64, 31.34)( 59.98, 30.27)
\newgray{shade}{0.4876}\psset{fillcolor=shade}\pspolygon( 46.88, 28.19)( 41.58, 29.32)( 45.59, 30.89)( 50.84, 29.80)
\newgray{shade}{0.5374}\psset{fillcolor=shade}\pspolygon( 71.15, 28.02)( 65.49, 29.16)( 69.02, 30.73)( 74.62, 29.64)
\newgray{shade}{0.4717}\psset{fillcolor=shade}\pspolygon( 37.40, 27.69)( 32.20, 28.84)( 36.43, 30.43)( 41.58, 29.32)
\newgray{shade}{0.5206}\psset{fillcolor=shade}\pspolygon( 61.80, 27.52)( 56.24, 28.68)( 59.98, 30.27)( 65.49, 29.16)
\newgray{shade}{0.5556}\psset{fillcolor=shade}\pspolygon( 76.99, 26.85)( 71.15, 28.02)( 74.62, 29.64)( 80.38, 28.51)
\newgray{shade}{0.5038}\psset{fillcolor=shade}\pspolygon( 52.34, 27.02)( 46.88, 28.19)( 50.84, 29.80)( 56.24, 28.68)
\newgray{shade}{0.4873}\psset{fillcolor=shade}\pspolygon( 42.75, 26.51)( 37.40, 27.69)( 41.58, 29.32)( 46.88, 28.19)
\newgray{shade}{0.5380}\psset{fillcolor=shade}\pspolygon( 67.54, 26.33)( 61.80, 27.52)( 65.49, 29.16)( 71.15, 28.02)
\newgray{shade}{0.4710}\psset{fillcolor=shade}\pspolygon( 33.04, 25.99)( 27.80, 27.19)( 32.20, 28.84)( 37.40, 27.69)
\newgray{shade}{0.5744}\psset{fillcolor=shade}\pspolygon( 83.00, 25.64)( 76.99, 26.85)( 80.38, 28.51)( 86.32, 27.35)
\newgray{shade}{0.5206}\psset{fillcolor=shade}\pspolygon( 57.96, 25.81)( 52.34, 27.02)( 56.24, 28.68)( 61.80, 27.52)
\newgray{shade}{0.5034}\psset{fillcolor=shade}\pspolygon( 48.26, 25.29)( 42.75, 26.51)( 46.88, 28.19)( 52.34, 27.02)
\newgray{shade}{0.5562}\psset{fillcolor=shade}\pspolygon( 73.44, 25.11)( 67.54, 26.33)( 71.15, 28.02)( 76.99, 26.85)
\newgray{shade}{0.5940}\psset{fillcolor=shade}\pspolygon( 89.19, 24.39)( 83.00, 25.64)( 86.32, 27.35)( 92.43, 26.16)
\newgray{shade}{0.4865}\psset{fillcolor=shade}\pspolygon( 38.44, 24.75)( 33.04, 25.99)( 37.40, 27.69)( 42.75, 26.51)
\newgray{shade}{0.4698}\psset{fillcolor=shade}\pspolygon( 28.48, 24.21)( 23.20, 25.47)( 27.80, 27.19)( 33.04, 25.99)
\newgray{shade}{0.5381}\psset{fillcolor=shade}\pspolygon( 63.76, 24.57)( 57.96, 25.81)( 61.80, 27.52)( 67.54, 26.33)
\newgray{shade}{0.5751}\psset{fillcolor=shade}\pspolygon( 79.53, 23.85)( 73.44, 25.11)( 76.99, 26.85)( 83.00, 25.64)
\newgray{shade}{0.6143}\psset{fillcolor=shade}\pspolygon( 95.58, 23.11)( 89.19, 24.39)( 92.43, 26.16)( 98.73, 24.93)
\newgray{shade}{0.5202}\psset{fillcolor=shade}\pspolygon( 53.95, 24.03)( 48.26, 25.29)( 52.34, 27.02)( 57.96, 25.81)
\newgray{shade}{0.5025}\psset{fillcolor=shade}\pspolygon( 44.01, 23.48)( 38.44, 24.75)( 42.75, 26.51)( 48.26, 25.29)
\newgray{shade}{0.5563}\psset{fillcolor=shade}\pspolygon( 69.74, 23.29)( 63.76, 24.57)( 67.54, 26.33)( 73.44, 25.11)
\newgray{shade}{0.4852}\psset{fillcolor=shade}\pspolygon( 33.94, 22.92)( 28.48, 24.21)( 33.04, 25.99)( 38.44, 24.75)
\newgray{shade}{0.6354}\psset{fillcolor=shade}\pspolygon(102.18, 21.78)( 95.58, 23.11)( 98.73, 24.93)(105.23, 23.66)
\newgray{shade}{0.5947}\psset{fillcolor=shade}\pspolygon( 85.81, 22.54)( 79.53, 23.85)( 83.00, 25.64)( 89.19, 24.39)
\newgray{shade}{0.4682}\psset{fillcolor=shade}\pspolygon( 23.73, 22.36)( 18.40, 23.67)( 23.20, 25.47)( 28.48, 24.21)
\newgray{shade}{0.5377}\psset{fillcolor=shade}\pspolygon( 59.82, 22.73)( 53.95, 24.03)( 57.96, 25.81)( 63.76, 24.57)
\newgray{shade}{0.5752}\psset{fillcolor=shade}\pspolygon( 75.91, 21.97)( 69.74, 23.29)( 73.44, 25.11)( 79.53, 23.85)
\newgray{shade}{0.5193}\psset{fillcolor=shade}\pspolygon( 49.76, 22.16)( 44.01, 23.48)( 48.26, 25.29)( 53.95, 24.03)
\newgray{shade}{0.6151}\psset{fillcolor=shade}\pspolygon( 92.30, 21.20)( 85.81, 22.54)( 89.19, 24.39)( 95.58, 23.11)
\newgray{shade}{0.5012}\psset{fillcolor=shade}\pspolygon( 39.56, 21.59)( 33.94, 22.92)( 38.44, 24.75)( 44.01, 23.48)
\newgray{shade}{0.4835}\psset{fillcolor=shade}\pspolygon( 29.23, 21.01)( 23.73, 22.36)( 28.48, 24.21)( 33.94, 22.92)
\newgray{shade}{0.5558}\psset{fillcolor=shade}\pspolygon( 65.87, 21.39)( 59.82, 22.73)( 63.76, 24.57)( 69.74, 23.29)
\newgray{shade}{0.4663}\psset{fillcolor=shade}\pspolygon( 18.75, 20.41)( 13.38, 21.78)( 18.40, 23.67)( 23.73, 22.36)
\newgray{shade}{0.5948}\psset{fillcolor=shade}\pspolygon( 82.28, 20.61)( 75.91, 21.97)( 79.53, 23.85)( 85.81, 22.54)
\newgray{shade}{0.6363}\psset{fillcolor=shade}\pspolygon( 98.99, 19.81)( 92.30, 21.20)( 95.58, 23.11)(102.18, 21.78)
\newgray{shade}{0.5367}\psset{fillcolor=shade}\pspolygon( 55.69, 20.81)( 49.76, 22.16)( 53.95, 24.03)( 59.82, 22.73)
\newgray{shade}{0.5178}\psset{fillcolor=shade}\pspolygon( 45.37, 20.21)( 39.56, 21.59)( 44.01, 23.48)( 49.76, 22.16)
\newgray{shade}{0.5746}\psset{fillcolor=shade}\pspolygon( 72.12, 20.01)( 65.87, 21.39)( 69.74, 23.29)( 75.91, 21.97)
\newgray{shade}{0.4994}\psset{fillcolor=shade}\pspolygon( 34.91, 19.61)( 29.23, 21.01)( 33.94, 22.92)( 39.56, 21.59)
\newgray{shade}{0.6152}\psset{fillcolor=shade}\pspolygon( 88.85, 19.20)( 82.28, 20.61)( 85.81, 22.54)( 92.30, 21.20)
\newgray{shade}{0.4815}\psset{fillcolor=shade}\pspolygon( 24.30, 19.00)( 18.75, 20.41)( 23.73, 22.36)( 29.23, 21.01)
\newgray{shade}{0.4640}\psset{fillcolor=shade}\pspolygon( 13.53, 18.38)(  8.12, 19.81)( 13.38, 21.78)( 18.75, 20.41)
\newgray{shade}{0.5547}\psset{fillcolor=shade}\pspolygon( 61.82, 19.41)( 55.69, 20.81)( 59.82, 22.73)( 65.87, 21.39)
\newgray{shade}{0.5942}\psset{fillcolor=shade}\pspolygon( 78.57, 18.58)( 72.12, 20.01)( 75.91, 21.97)( 82.28, 20.61)
\newgray{shade}{0.5351}\psset{fillcolor=shade}\pspolygon( 51.37, 18.79)( 45.37, 20.21)( 49.76, 22.16)( 55.69, 20.81)
\newgray{shade}{0.6364}\psset{fillcolor=shade}\pspolygon( 95.65, 17.75)( 88.85, 19.20)( 92.30, 21.20)( 98.99, 19.81)
\newgray{shade}{0.5159}\psset{fillcolor=shade}\pspolygon( 40.78, 18.17)( 34.91, 19.61)( 39.56, 21.59)( 45.37, 20.21)
\newgray{shade}{0.5735}\psset{fillcolor=shade}\pspolygon( 68.15, 17.96)( 61.82, 19.41)( 65.87, 21.39)( 72.12, 20.01)
\newgray{shade}{0.4972}\psset{fillcolor=shade}\pspolygon( 30.03, 17.54)( 24.30, 19.00)( 29.23, 21.01)( 34.91, 19.61)
\newgray{shade}{0.4790}\psset{fillcolor=shade}\pspolygon( 19.13, 16.90)( 13.53, 18.38)( 18.75, 20.41)( 24.30, 19.00)
\newgray{shade}{0.4613}\psset{fillcolor=shade}\pspolygon(  8.07, 16.25)(  2.62, 17.75)(  8.12, 19.81)( 13.53, 18.38)
\newgray{shade}{0.6146}\psset{fillcolor=shade}\pspolygon( 85.25, 17.11)( 78.57, 18.58)( 82.28, 20.61)( 88.85, 19.20)
\newgray{shade}{0.5531}\psset{fillcolor=shade}\pspolygon( 57.57, 17.32)( 51.37, 18.79)( 55.69, 20.81)( 61.82, 19.41)
\newgray{shade}{0.5331}\psset{fillcolor=shade}\pspolygon( 46.84, 16.68)( 40.78, 18.17)( 45.37, 20.21)( 51.37, 18.79)
\newgray{shade}{0.5930}\psset{fillcolor=shade}\pspolygon( 74.69, 16.46)( 68.15, 17.96)( 72.12, 20.01)( 78.57, 18.58)
\newgray{shade}{0.6357}\psset{fillcolor=shade}\pspolygon( 92.15, 15.58)( 85.25, 17.11)( 88.85, 19.20)( 95.65, 17.75)
\newgray{shade}{0.5136}\psset{fillcolor=shade}\pspolygon( 35.96, 16.03)( 30.03, 17.54)( 34.91, 19.61)( 40.78, 18.17)
\newgray{shade}{0.4946}\psset{fillcolor=shade}\pspolygon( 24.91, 15.36)( 19.13, 16.90)( 24.30, 19.00)( 30.03, 17.54)
\newgray{shade}{0.4761}\psset{fillcolor=shade}\pspolygon( 13.70, 14.69)(  8.07, 16.25)( 13.53, 18.38)( 19.13, 16.90)
\newgray{shade}{0.5718}\psset{fillcolor=shade}\pspolygon( 63.98, 15.80)( 57.57, 17.32)( 61.82, 19.41)( 68.15, 17.96)
\newgray{shade}{0.6133}\psset{fillcolor=shade}\pspolygon( 81.46, 14.91)( 74.69, 16.46)( 78.57, 18.58)( 85.25, 17.11)
\newgray{shade}{0.5509}\psset{fillcolor=shade}\pspolygon( 53.12, 15.14)( 46.84, 16.68)( 51.37, 18.79)( 57.57, 17.32)
\newgray{shade}{0.5306}\psset{fillcolor=shade}\pspolygon( 42.09, 14.46)( 35.96, 16.03)( 40.78, 18.17)( 46.84, 16.68)
\newgray{shade}{0.5911}\psset{fillcolor=shade}\pspolygon( 70.62, 14.23)( 63.98, 15.80)( 68.15, 17.96)( 74.69, 16.46)
\newgray{shade}{0.5107}\psset{fillcolor=shade}\pspolygon( 30.90, 13.78)( 24.91, 15.36)( 30.03, 17.54)( 35.96, 16.03)
\newgray{shade}{0.4915}\psset{fillcolor=shade}\pspolygon( 19.54, 13.08)( 13.70, 14.69)( 19.13, 16.90)( 24.91, 15.36)
\newgray{shade}{0.6343}\psset{fillcolor=shade}\pspolygon( 88.47, 13.31)( 81.46, 14.91)( 85.25, 17.11)( 92.15, 15.58)
\newgray{shade}{0.5694}\psset{fillcolor=shade}\pspolygon( 59.61, 13.54)( 53.12, 15.14)( 57.57, 17.32)( 63.98, 15.80)
\newgray{shade}{0.6112}\psset{fillcolor=shade}\pspolygon( 77.49, 12.61)( 70.62, 14.23)( 74.69, 16.46)( 81.46, 14.91)
\newgray{shade}{0.5482}\psset{fillcolor=shade}\pspolygon( 48.44, 12.84)( 42.09, 14.46)( 46.84, 16.68)( 53.12, 15.14)
\newgray{shade}{0.5275}\psset{fillcolor=shade}\pspolygon( 37.10, 12.13)( 30.90, 13.78)( 35.96, 16.03)( 42.09, 14.46)
\newgray{shade}{0.5074}\psset{fillcolor=shade}\pspolygon( 25.58, 11.41)( 19.54, 13.08)( 24.91, 15.36)( 30.90, 13.78)
\newgray{shade}{0.5886}\psset{fillcolor=shade}\pspolygon( 66.34, 11.89)( 59.61, 13.54)( 63.98, 15.80)( 70.62, 14.23)
\newgray{shade}{0.6321}\psset{fillcolor=shade}\pspolygon( 84.60, 10.92)( 77.49, 12.61)( 81.46, 14.91)( 88.47, 13.31)
\newgray{shade}{0.5665}\psset{fillcolor=shade}\pspolygon( 55.02, 11.17)( 48.44, 12.84)( 53.12, 15.14)( 59.61, 13.54)
\newgray{shade}{0.5449}\psset{fillcolor=shade}\pspolygon( 43.52, 10.43)( 37.10, 12.13)( 42.09, 14.46)( 48.44, 12.84)
\newgray{shade}{0.6086}\psset{fillcolor=shade}\pspolygon( 73.30, 10.18)( 66.34, 11.89)( 70.62, 14.23)( 77.49, 12.61)
\newgray{shade}{0.5240}\psset{fillcolor=shade}\pspolygon( 31.85,  9.68)( 25.58, 11.41)( 30.90, 13.78)( 37.10, 12.13)
\newgray{shade}{0.5855}\psset{fillcolor=shade}\pspolygon( 61.83,  9.43)( 55.02, 11.17)( 59.61, 13.54)( 66.34, 11.89)
\newgray{shade}{0.6292}\psset{fillcolor=shade}\pspolygon( 80.53,  8.41)( 73.30, 10.18)( 77.49, 12.61)( 84.60, 10.92)
\newgray{shade}{0.5630}\psset{fillcolor=shade}\pspolygon( 50.18,  8.67)( 43.52, 10.43)( 48.44, 12.84)( 55.02, 11.17)
\newgray{shade}{0.5412}\psset{fillcolor=shade}\pspolygon( 38.34,  7.89)( 31.85,  9.68)( 37.10, 12.13)( 43.52, 10.43)
\newgray{shade}{0.6052}\psset{fillcolor=shade}\pspolygon( 68.90,  7.63)( 61.83,  9.43)( 66.34, 11.89)( 73.30, 10.18)
\newgray{shade}{0.5818}\psset{fillcolor=shade}\pspolygon( 57.09,  6.83)( 50.18,  8.67)( 55.02, 11.17)( 61.83,  9.43)
\newgray{shade}{0.5590}\psset{fillcolor=shade}\pspolygon( 45.08,  6.03)( 38.34,  7.89)( 43.52, 10.43)( 50.18,  8.67)
\newgray{shade}{0.6256}\psset{fillcolor=shade}\pspolygon( 76.24,  5.76)( 68.90,  7.63)( 73.30, 10.18)( 80.53,  8.41)
\newgray{shade}{0.6012}\psset{fillcolor=shade}\pspolygon( 64.26,  4.93)( 57.09,  6.83)( 61.83,  9.43)( 68.90,  7.63)
\newgray{shade}{0.5775}\psset{fillcolor=shade}\pspolygon( 52.08,  4.10)( 45.08,  6.03)( 50.18,  8.67)( 57.09,  6.83)
\newgray{shade}{0.6213}\psset{fillcolor=shade}\pspolygon( 71.71,  2.96)( 64.26,  4.93)( 68.90,  7.63)( 76.24,  5.76)
\newgray{shade}{0.5966}\psset{fillcolor=shade}\pspolygon( 59.36,  2.09)( 52.08,  4.10)( 57.09,  6.83)( 64.26,  4.93)
\newgray{shade}{0.6164}\psset{fillcolor=shade}\pspolygon( 66.92,  0.00)( 59.36,  2.09)( 64.26,  4.93)( 71.71,  2.96)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 68.24)( 67.59, 60.13)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 66.92,  0.00)( 67.59, 60.13)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 67.59, 60.13)(107.50, 70.90)
\end{picture}
\end{array}$
\\
$y=1$ \hspace{-25pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.07,  8.40)( 33.91, 43.46)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.91, 43.46)( 33.39,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.91, 43.46)( 65.24, 38.53)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.07,  8.40)(  0.00, 89.03)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.07,  8.40)( 44.65,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 89.03)( 33.39,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 33.39,107.50)( 68.42,104.98)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 44.65,  0.00)( 65.24, 38.53)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 65.24, 38.53)( 68.42,104.98)
% x axis
\put(  1.96, -2.51){\begin{rotate}{74.053}\makebox(0,0)[rt]{\scalebox{0.869}{}}\end{rotate}}
\put(  5.07,  8.40){\pscircle*{1.5pt}}
\put( 42.01,-11.65){\begin{rotate}{77.241}\makebox(0,0)[rt]{\scalebox{0.919}{}}\end{rotate}}
\put( 44.65,  0.00){\pscircle*{1.5pt}}
\put( 20.31,-11.36){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -8.55, 98.51){\begin{rotate}{-47.930}\makebox(0,0)[rb]{\scalebox{1.000}{}}\end{rotate}}
\put(  0.00, 89.03){\pscircle*{1.5pt}}
\put( 27.10,114.60){\begin{rotate}{-48.433}\makebox(0,0)[rb]{\scalebox{0.748}{}}\end{rotate}}
\put( 33.39,107.50){\pscircle*{1.5pt}}
\put(  8.97,111.00){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put( 72.67, 40.28){\begin{rotate}{13.249}\makebox(0,0)[l]{\scalebox{0.698}{}}\end{rotate}}
\put( 65.24, 38.53){\pscircle*{1.5pt}}
\put( 76.66,105.88){\begin{rotate}{6.212}\makebox(0,0)[l]{\scalebox{0.766}{}}\end{rotate}}
\put( 68.42,104.98){\pscircle*{1.5pt}}
\put( 92.95, 74.50){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.6094}\psset{fillcolor=shade}\pspolygon( 34.71, 40.19)( 31.63, 40.69)( 33.91, 43.46)( 36.93, 42.98)
\newgray{shade}{0.6057}\psset{fillcolor=shade}\pspolygon( 37.82, 39.69)( 34.71, 40.19)( 36.93, 42.98)( 39.97, 42.50)
\newgray{shade}{0.6019}\psset{fillcolor=shade}\pspolygon( 40.95, 39.18)( 37.82, 39.69)( 39.97, 42.50)( 43.04, 42.02)
\newgray{shade}{0.5980}\psset{fillcolor=shade}\pspolygon( 44.11, 38.67)( 40.95, 39.18)( 43.04, 42.02)( 46.13, 41.53)
\newgray{shade}{0.5941}\psset{fillcolor=shade}\pspolygon( 47.30, 38.16)( 44.11, 38.67)( 46.13, 41.53)( 49.25, 41.04)
\newgray{shade}{0.5902}\psset{fillcolor=shade}\pspolygon( 50.51, 37.64)( 47.30, 38.16)( 49.25, 41.04)( 52.40, 40.55)
\newgray{shade}{0.5862}\psset{fillcolor=shade}\pspolygon( 53.75, 37.12)( 50.51, 37.64)( 52.40, 40.55)( 55.57, 40.05)
\newgray{shade}{0.6213}\psset{fillcolor=shade}\pspolygon( 32.39, 37.27)( 29.25, 37.79)( 31.63, 40.69)( 34.71, 40.19)
\newgray{shade}{0.5822}\psset{fillcolor=shade}\pspolygon( 57.02, 36.59)( 53.75, 37.12)( 55.57, 40.05)( 58.77, 39.55)
\newgray{shade}{0.6174}\psset{fillcolor=shade}\pspolygon( 35.57, 36.74)( 32.39, 37.27)( 34.71, 40.19)( 37.82, 39.69)
\newgray{shade}{0.5781}\psset{fillcolor=shade}\pspolygon( 60.31, 36.06)( 57.02, 36.59)( 58.77, 39.55)( 61.99, 39.04)
\newgray{shade}{0.6134}\psset{fillcolor=shade}\pspolygon( 38.77, 36.21)( 35.57, 36.74)( 37.82, 39.69)( 40.95, 39.18)
\newgray{shade}{0.5740}\psset{fillcolor=shade}\pspolygon( 63.64, 35.52)( 60.31, 36.06)( 61.99, 39.04)( 65.24, 38.53)
\newgray{shade}{0.6094}\psset{fillcolor=shade}\pspolygon( 41.99, 35.68)( 38.77, 36.21)( 40.95, 39.18)( 44.11, 38.67)
\newgray{shade}{0.6053}\psset{fillcolor=shade}\pspolygon( 45.25, 35.14)( 41.99, 35.68)( 44.11, 38.67)( 47.30, 38.16)
\newgray{shade}{0.6012}\psset{fillcolor=shade}\pspolygon( 48.53, 34.59)( 45.25, 35.14)( 47.30, 38.16)( 50.51, 37.64)
\newgray{shade}{0.6333}\psset{fillcolor=shade}\pspolygon( 29.96, 34.20)( 26.75, 34.75)( 29.25, 37.79)( 32.39, 37.27)
\newgray{shade}{0.5970}\psset{fillcolor=shade}\pspolygon( 51.84, 34.04)( 48.53, 34.59)( 50.51, 37.64)( 53.75, 37.12)
\newgray{shade}{0.5928}\psset{fillcolor=shade}\pspolygon( 55.18, 33.49)( 51.84, 34.04)( 53.75, 37.12)( 57.02, 36.59)
\newgray{shade}{0.6292}\psset{fillcolor=shade}\pspolygon( 33.20, 33.65)( 29.96, 34.20)( 32.39, 37.27)( 35.57, 36.74)
\newgray{shade}{0.5886}\psset{fillcolor=shade}\pspolygon( 58.55, 32.93)( 55.18, 33.49)( 57.02, 36.59)( 60.31, 36.06)
\newgray{shade}{0.6250}\psset{fillcolor=shade}\pspolygon( 36.47, 33.09)( 33.20, 33.65)( 35.57, 36.74)( 38.77, 36.21)
\newgray{shade}{0.5843}\psset{fillcolor=shade}\pspolygon( 61.95, 32.37)( 58.55, 32.93)( 60.31, 36.06)( 63.64, 35.52)
\newgray{shade}{0.6208}\psset{fillcolor=shade}\pspolygon( 39.77, 32.53)( 36.47, 33.09)( 38.77, 36.21)( 41.99, 35.68)
\newgray{shade}{0.6166}\psset{fillcolor=shade}\pspolygon( 43.09, 31.96)( 39.77, 32.53)( 41.99, 35.68)( 45.25, 35.14)
\newgray{shade}{0.6123}\psset{fillcolor=shade}\pspolygon( 46.45, 31.39)( 43.09, 31.96)( 45.25, 35.14)( 48.53, 34.59)
\newgray{shade}{0.6454}\psset{fillcolor=shade}\pspolygon( 27.40, 30.98)( 24.12, 31.55)( 26.75, 34.75)( 29.96, 34.20)
\newgray{shade}{0.6079}\psset{fillcolor=shade}\pspolygon( 49.84, 30.81)( 46.45, 31.39)( 48.53, 34.59)( 51.84, 34.04)
\newgray{shade}{0.6411}\psset{fillcolor=shade}\pspolygon( 30.71, 30.40)( 27.40, 30.98)( 29.96, 34.20)( 33.20, 33.65)
\newgray{shade}{0.6035}\psset{fillcolor=shade}\pspolygon( 53.25, 30.23)( 49.84, 30.81)( 51.84, 34.04)( 55.18, 33.49)
\newgray{shade}{0.5991}\psset{fillcolor=shade}\pspolygon( 56.70, 29.64)( 53.25, 30.23)( 55.18, 33.49)( 58.55, 32.93)
\newgray{shade}{0.6367}\psset{fillcolor=shade}\pspolygon( 34.05, 29.81)( 30.71, 30.40)( 33.20, 33.65)( 36.47, 33.09)
\newgray{shade}{0.5946}\psset{fillcolor=shade}\pspolygon( 60.18, 29.05)( 56.70, 29.64)( 58.55, 32.93)( 61.95, 32.37)
\newgray{shade}{0.6323}\psset{fillcolor=shade}\pspolygon( 37.43, 29.22)( 34.05, 29.81)( 36.47, 33.09)( 39.77, 32.53)
\newgray{shade}{0.6279}\psset{fillcolor=shade}\pspolygon( 40.83, 28.62)( 37.43, 29.22)( 39.77, 32.53)( 43.09, 31.96)
\newgray{shade}{0.6233}\psset{fillcolor=shade}\pspolygon( 44.26, 28.02)( 40.83, 28.62)( 43.09, 31.96)( 46.45, 31.39)
\newgray{shade}{0.6575}\psset{fillcolor=shade}\pspolygon( 24.71, 27.59)( 21.36, 28.19)( 24.12, 31.55)( 27.40, 30.98)
\newgray{shade}{0.6188}\psset{fillcolor=shade}\pspolygon( 47.73, 27.41)( 44.26, 28.02)( 46.45, 31.39)( 49.84, 30.81)
\newgray{shade}{0.6530}\psset{fillcolor=shade}\pspolygon( 28.10, 26.98)( 24.71, 27.59)( 27.40, 30.98)( 30.71, 30.40)
\newgray{shade}{0.6142}\psset{fillcolor=shade}\pspolygon( 51.22, 26.80)( 47.73, 27.41)( 49.84, 30.81)( 53.25, 30.23)
\newgray{shade}{0.6096}\psset{fillcolor=shade}\pspolygon( 54.75, 26.18)( 51.22, 26.80)( 53.25, 30.23)( 56.70, 29.64)
\newgray{shade}{0.6484}\psset{fillcolor=shade}\pspolygon( 31.51, 26.36)( 28.10, 26.98)( 30.71, 30.40)( 34.05, 29.81)
\newgray{shade}{0.6050}\psset{fillcolor=shade}\pspolygon( 58.31, 25.56)( 54.75, 26.18)( 56.70, 29.64)( 60.18, 29.05)
\newgray{shade}{0.6438}\psset{fillcolor=shade}\pspolygon( 34.96, 25.74)( 31.51, 26.36)( 34.05, 29.81)( 37.43, 29.22)
\newgray{shade}{0.6392}\psset{fillcolor=shade}\pspolygon( 38.44, 25.11)( 34.96, 25.74)( 37.43, 29.22)( 40.83, 28.62)
\newgray{shade}{0.6344}\psset{fillcolor=shade}\pspolygon( 41.96, 24.47)( 38.44, 25.11)( 40.83, 28.62)( 44.26, 28.02)
\newgray{shade}{0.6697}\psset{fillcolor=shade}\pspolygon( 21.88, 24.02)( 18.45, 24.66)( 21.36, 28.19)( 24.71, 27.59)
\newgray{shade}{0.6297}\psset{fillcolor=shade}\pspolygon( 45.50, 23.83)( 41.96, 24.47)( 44.26, 28.02)( 47.73, 27.41)
\newgray{shade}{0.6650}\psset{fillcolor=shade}\pspolygon( 25.34, 23.37)( 21.88, 24.02)( 24.71, 27.59)( 28.10, 26.98)
\newgray{shade}{0.6249}\psset{fillcolor=shade}\pspolygon( 49.08, 23.18)( 45.50, 23.83)( 47.73, 27.41)( 51.22, 26.80)
\newgray{shade}{0.6602}\psset{fillcolor=shade}\pspolygon( 28.84, 22.72)( 25.34, 23.37)( 28.10, 26.98)( 31.51, 26.36)
\newgray{shade}{0.6201}\psset{fillcolor=shade}\pspolygon( 52.69, 22.53)( 49.08, 23.18)( 51.22, 26.80)( 54.75, 26.18)
\newgray{shade}{0.6153}\psset{fillcolor=shade}\pspolygon( 56.34, 21.87)( 52.69, 22.53)( 54.75, 26.18)( 58.31, 25.56)
\newgray{shade}{0.6553}\psset{fillcolor=shade}\pspolygon( 32.37, 22.06)( 28.84, 22.72)( 31.51, 26.36)( 34.96, 25.74)
\newgray{shade}{0.6505}\psset{fillcolor=shade}\pspolygon( 35.93, 21.40)( 32.37, 22.06)( 34.96, 25.74)( 38.44, 25.11)
\newgray{shade}{0.6819}\psset{fillcolor=shade}\pspolygon( 18.89, 20.25)( 15.38, 20.92)( 18.45, 24.66)( 21.88, 24.02)
\newgray{shade}{0.6455}\psset{fillcolor=shade}\pspolygon( 39.52, 20.73)( 35.93, 21.40)( 38.44, 25.11)( 41.96, 24.47)
\newgray{shade}{0.6406}\psset{fillcolor=shade}\pspolygon( 43.16, 20.05)( 39.52, 20.73)( 41.96, 24.47)( 45.50, 23.83)
\newgray{shade}{0.6769}\psset{fillcolor=shade}\pspolygon( 22.43, 19.57)( 18.89, 20.25)( 21.88, 24.02)( 25.34, 23.37)
\newgray{shade}{0.6356}\psset{fillcolor=shade}\pspolygon( 46.82, 19.37)( 43.16, 20.05)( 45.50, 23.83)( 49.08, 23.18)
\newgray{shade}{0.6719}\psset{fillcolor=shade}\pspolygon( 26.01, 18.88)( 22.43, 19.57)( 25.34, 23.37)( 28.84, 22.72)
\newgray{shade}{0.6306}\psset{fillcolor=shade}\pspolygon( 50.53, 18.68)( 46.82, 19.37)( 49.08, 23.18)( 52.69, 22.53)
\newgray{shade}{0.6668}\psset{fillcolor=shade}\pspolygon( 29.62, 18.19)( 26.01, 18.88)( 28.84, 22.72)( 32.37, 22.06)
\newgray{shade}{0.6255}\psset{fillcolor=shade}\pspolygon( 54.26, 17.99)( 50.53, 18.68)( 52.69, 22.53)( 56.34, 21.87)
\newgray{shade}{0.6617}\psset{fillcolor=shade}\pspolygon( 33.27, 17.49)( 29.62, 18.19)( 32.37, 22.06)( 35.93, 21.40)
\newgray{shade}{0.6940}\psset{fillcolor=shade}\pspolygon( 15.73, 16.27)( 12.13, 16.98)( 15.38, 20.92)( 18.89, 20.25)
\newgray{shade}{0.6566}\psset{fillcolor=shade}\pspolygon( 36.96, 16.78)( 33.27, 17.49)( 35.93, 21.40)( 39.52, 20.73)
\newgray{shade}{0.6514}\psset{fillcolor=shade}\pspolygon( 40.68, 16.06)( 36.96, 16.78)( 39.52, 20.73)( 43.16, 20.05)
\newgray{shade}{0.6888}\psset{fillcolor=shade}\pspolygon( 19.36, 15.55)( 15.73, 16.27)( 18.89, 20.25)( 22.43, 19.57)
\newgray{shade}{0.6462}\psset{fillcolor=shade}\pspolygon( 44.44, 15.34)( 40.68, 16.06)( 43.16, 20.05)( 46.82, 19.37)
\newgray{shade}{0.6836}\psset{fillcolor=shade}\pspolygon( 23.02, 14.82)( 19.36, 15.55)( 22.43, 19.57)( 26.01, 18.88)
\newgray{shade}{0.6410}\psset{fillcolor=shade}\pspolygon( 48.23, 14.61)( 44.44, 15.34)( 46.82, 19.37)( 50.53, 18.68)
\newgray{shade}{0.6783}\psset{fillcolor=shade}\pspolygon( 26.72, 14.09)( 23.02, 14.82)( 26.01, 18.88)( 29.62, 18.19)
\newgray{shade}{0.6357}\psset{fillcolor=shade}\pspolygon( 52.07, 13.88)( 48.23, 14.61)( 50.53, 18.68)( 54.26, 17.99)
\newgray{shade}{0.6729}\psset{fillcolor=shade}\pspolygon( 30.46, 13.35)( 26.72, 14.09)( 29.62, 18.19)( 33.27, 17.49)
\newgray{shade}{0.7061}\psset{fillcolor=shade}\pspolygon( 12.39, 12.06)(  8.71, 12.81)( 12.13, 16.98)( 15.73, 16.27)
\newgray{shade}{0.6675}\psset{fillcolor=shade}\pspolygon( 34.24, 12.60)( 30.46, 13.35)( 33.27, 17.49)( 36.96, 16.78)
\newgray{shade}{0.7006}\psset{fillcolor=shade}\pspolygon( 16.10, 11.30)( 12.39, 12.06)( 15.73, 16.27)( 19.36, 15.55)
\newgray{shade}{0.6622}\psset{fillcolor=shade}\pspolygon( 38.06, 11.84)( 34.24, 12.60)( 36.96, 16.78)( 40.68, 16.06)
\newgray{shade}{0.6567}\psset{fillcolor=shade}\pspolygon( 41.91, 11.08)( 38.06, 11.84)( 40.68, 16.06)( 44.44, 15.34)
\newgray{shade}{0.6951}\psset{fillcolor=shade}\pspolygon( 19.86, 10.53)( 16.10, 11.30)( 19.36, 15.55)( 23.02, 14.82)
\newgray{shade}{0.6513}\psset{fillcolor=shade}\pspolygon( 45.81, 10.30)( 41.91, 11.08)( 44.44, 15.34)( 48.23, 14.61)
\newgray{shade}{0.6896}\psset{fillcolor=shade}\pspolygon( 23.66,  9.75)( 19.86, 10.53)( 23.02, 14.82)( 26.72, 14.09)
\newgray{shade}{0.6458}\psset{fillcolor=shade}\pspolygon( 49.74,  9.52)( 45.81, 10.30)( 48.23, 14.61)( 52.07, 13.88)
\newgray{shade}{0.6840}\psset{fillcolor=shade}\pspolygon( 27.49,  8.96)( 23.66,  9.75)( 26.72, 14.09)( 30.46, 13.35)
\newgray{shade}{0.7181}\psset{fillcolor=shade}\pspolygon(  8.85,  7.60)(  5.07,  8.40)(  8.71, 12.81)( 12.39, 12.06)
\newgray{shade}{0.6784}\psset{fillcolor=shade}\pspolygon( 31.36,  8.17)( 27.49,  8.96)( 30.46, 13.35)( 34.24, 12.60)
\newgray{shade}{0.7124}\psset{fillcolor=shade}\pspolygon( 12.66,  6.79)(  8.85,  7.60)( 12.39, 12.06)( 16.10, 11.30)
\newgray{shade}{0.6728}\psset{fillcolor=shade}\pspolygon( 35.28,  7.37)( 31.36,  8.17)( 34.24, 12.60)( 38.06, 11.84)
\newgray{shade}{0.7066}\psset{fillcolor=shade}\pspolygon( 16.51,  5.97)( 12.66,  6.79)( 16.10, 11.30)( 19.86, 10.53)
\newgray{shade}{0.6671}\psset{fillcolor=shade}\pspolygon( 39.23,  6.55)( 35.28,  7.37)( 38.06, 11.84)( 41.91, 11.08)
\newgray{shade}{0.6615}\psset{fillcolor=shade}\pspolygon( 43.23,  5.73)( 39.23,  6.55)( 41.91, 11.08)( 45.81, 10.30)
\newgray{shade}{0.7008}\psset{fillcolor=shade}\pspolygon( 20.40,  5.15)( 16.51,  5.97)( 19.86, 10.53)( 23.66,  9.75)
\newgray{shade}{0.6558}\psset{fillcolor=shade}\pspolygon( 47.27,  4.91)( 43.23,  5.73)( 45.81, 10.30)( 49.74,  9.52)
\newgray{shade}{0.6950}\psset{fillcolor=shade}\pspolygon( 24.33,  4.31)( 20.40,  5.15)( 23.66,  9.75)( 27.49,  8.96)
\newgray{shade}{0.6891}\psset{fillcolor=shade}\pspolygon( 28.31,  3.47)( 24.33,  4.31)( 27.49,  8.96)( 31.36,  8.17)
\newgray{shade}{0.6833}\psset{fillcolor=shade}\pspolygon( 32.33,  2.61)( 28.31,  3.47)( 31.36,  8.17)( 35.28,  7.37)
\newgray{shade}{0.6774}\psset{fillcolor=shade}\pspolygon( 36.39,  1.75)( 32.33,  2.61)( 35.28,  7.37)( 39.23,  6.55)
\newgray{shade}{0.6715}\psset{fillcolor=shade}\pspolygon( 40.50,  0.88)( 36.39,  1.75)( 39.23,  6.55)( 43.23,  5.73)
\newgray{shade}{0.6656}\psset{fillcolor=shade}\pspolygon( 44.65,  0.00)( 40.50,  0.88)( 43.23,  5.73)( 47.27,  4.91)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 89.03)( 45.65, 84.41)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 44.65,  0.00)( 45.65, 84.41)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 45.65, 84.41)( 68.42,104.98)
\end{picture}
\end{array}$
\hspace{-61pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.35, 23.29)( 48.33, 46.49)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 48.33, 46.49)( 47.70,105.85)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 48.33, 46.49)(102.81, 31.24)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.35, 23.29)(  0.00, 94.40)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.35, 23.29)( 66.06,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 94.40)( 47.70,105.85)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 47.70,105.85)(107.50, 98.37)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 66.06,  0.00)(102.81, 31.24)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(102.81, 31.24)(107.50, 98.37)
% x axis
\put(  0.89, 14.59){\begin{rotate}{62.843}\makebox(0,0)[rt]{\scalebox{0.847}{}}\end{rotate}}
\put(  5.35, 23.29){\pscircle*{1.5pt}}
\put( 61.60,-10.59){\begin{rotate}{67.156}\makebox(0,0)[rt]{\scalebox{1.000}{}}\end{rotate}}
\put( 66.06,  0.00){\pscircle*{1.5pt}}
\put( 22.15,-10.94){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -5.74,102.60){\begin{rotate}{-55.018}\makebox(0,0)[rb]{\scalebox{0.918}{}}\end{rotate}}
\put(  0.00, 94.40){\pscircle*{1.5pt}}
\put( 42.85,112.42){\begin{rotate}{-53.551}\makebox(0,0)[rb]{\scalebox{0.756}{}}\end{rotate}}
\put( 47.70,105.85){\pscircle*{1.5pt}}
\put( 14.92,116.66){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put(111.28, 31.93){\begin{rotate}{4.660}\makebox(0,0)[l]{\scalebox{0.788}{}}\end{rotate}}
\put(102.81, 31.24){\pscircle*{1.5pt}}
\put(116.77, 98.72){\begin{rotate}{2.115}\makebox(0,0)[l]{\scalebox{0.858}{}}\end{rotate}}
\put(107.50, 98.37){\pscircle*{1.5pt}}
\put(131.92, 64.84){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.5733}\psset{fillcolor=shade}\pspolygon( 49.60, 43.15)( 44.73, 44.55)( 48.33, 46.49)( 53.16, 45.14)
\newgray{shade}{0.5697}\psset{fillcolor=shade}\pspolygon( 54.60, 41.71)( 49.60, 43.15)( 53.16, 45.14)( 58.11, 43.75)
\newgray{shade}{0.5861}\psset{fillcolor=shade}\pspolygon( 45.92, 41.08)( 41.00, 42.53)( 44.73, 44.55)( 49.60, 43.15)
\newgray{shade}{0.5658}\psset{fillcolor=shade}\pspolygon( 59.73, 40.23)( 54.60, 41.71)( 58.11, 43.75)( 63.19, 42.33)
\newgray{shade}{0.5823}\psset{fillcolor=shade}\pspolygon( 50.96, 39.59)( 45.92, 41.08)( 49.60, 43.15)( 54.60, 41.71)
\newgray{shade}{0.5992}\psset{fillcolor=shade}\pspolygon( 42.09, 38.94)( 37.13, 40.45)( 41.00, 42.53)( 45.92, 41.08)
\newgray{shade}{0.5615}\psset{fillcolor=shade}\pspolygon( 65.00, 38.72)( 59.73, 40.23)( 63.19, 42.33)( 68.41, 40.87)
\newgray{shade}{0.5782}\psset{fillcolor=shade}\pspolygon( 56.14, 38.05)( 50.96, 39.59)( 54.60, 41.71)( 59.73, 40.23)
\newgray{shade}{0.5952}\psset{fillcolor=shade}\pspolygon( 47.18, 37.38)( 42.09, 38.94)( 45.92, 41.08)( 50.96, 39.59)
\newgray{shade}{0.5570}\psset{fillcolor=shade}\pspolygon( 70.41, 37.16)( 65.00, 38.72)( 68.41, 40.87)( 73.76, 39.37)
\newgray{shade}{0.6125}\psset{fillcolor=shade}\pspolygon( 38.11, 36.71)( 33.11, 38.28)( 37.13, 40.45)( 42.09, 38.94)
\newgray{shade}{0.5737}\psset{fillcolor=shade}\pspolygon( 61.46, 36.48)( 56.14, 38.05)( 59.73, 40.23)( 65.00, 38.72)
\newgray{shade}{0.5523}\psset{fillcolor=shade}\pspolygon( 75.97, 35.56)( 70.41, 37.16)( 73.76, 39.37)( 79.26, 37.83)
\newgray{shade}{0.5908}\psset{fillcolor=shade}\pspolygon( 52.41, 35.79)( 47.18, 37.38)( 50.96, 39.59)( 56.14, 38.05)
\newgray{shade}{0.6083}\psset{fillcolor=shade}\pspolygon( 43.25, 35.10)( 38.11, 36.71)( 42.09, 38.94)( 47.18, 37.38)
\newgray{shade}{0.5690}\psset{fillcolor=shade}\pspolygon( 66.93, 34.86)( 61.46, 36.48)( 65.00, 38.72)( 70.41, 37.16)
\newgray{shade}{0.6261}\psset{fillcolor=shade}\pspolygon( 33.98, 34.39)( 28.94, 36.02)( 33.11, 38.28)( 38.11, 36.71)
\newgray{shade}{0.5473}\psset{fillcolor=shade}\pspolygon( 81.69, 33.91)( 75.97, 35.56)( 79.26, 37.83)( 84.91, 36.25)
\newgray{shade}{0.5862}\psset{fillcolor=shade}\pspolygon( 57.78, 34.15)( 52.41, 35.79)( 56.14, 38.05)( 61.46, 36.48)
\newgray{shade}{0.6037}\psset{fillcolor=shade}\pspolygon( 48.53, 33.44)( 43.25, 35.10)( 47.18, 37.38)( 52.41, 35.79)
\newgray{shade}{0.5640}\psset{fillcolor=shade}\pspolygon( 72.55, 33.20)( 66.93, 34.86)( 70.41, 37.16)( 75.97, 35.56)
\newgray{shade}{0.5421}\psset{fillcolor=shade}\pspolygon( 87.56, 32.22)( 81.69, 33.91)( 84.91, 36.25)( 90.71, 34.62)
\newgray{shade}{0.6217}\psset{fillcolor=shade}\pspolygon( 39.16, 32.71)( 33.98, 34.39)( 38.11, 36.71)( 43.25, 35.10)
\newgray{shade}{0.6400}\psset{fillcolor=shade}\pspolygon( 29.68, 31.98)( 24.60, 33.68)( 28.94, 36.02)( 33.98, 34.39)
\newgray{shade}{0.5812}\psset{fillcolor=shade}\pspolygon( 63.31, 32.47)( 57.78, 34.15)( 61.46, 36.48)( 66.93, 34.86)
\newgray{shade}{0.5588}\psset{fillcolor=shade}\pspolygon( 78.33, 31.49)( 72.55, 33.20)( 75.97, 35.56)( 81.69, 33.91)
\newgray{shade}{0.5366}\psset{fillcolor=shade}\pspolygon( 93.60, 30.48)( 87.56, 32.22)( 90.71, 34.62)( 96.68, 32.95)
\newgray{shade}{0.5988}\psset{fillcolor=shade}\pspolygon( 53.96, 31.73)( 48.53, 33.44)( 52.41, 35.79)( 57.78, 34.15)
\newgray{shade}{0.6168}\psset{fillcolor=shade}\pspolygon( 44.49, 30.99)( 39.16, 32.71)( 43.25, 35.10)( 48.53, 33.44)
\newgray{shade}{0.5760}\psset{fillcolor=shade}\pspolygon( 68.99, 30.74)( 63.31, 32.47)( 66.93, 34.86)( 72.55, 33.20)
\newgray{shade}{0.6353}\psset{fillcolor=shade}\pspolygon( 34.90, 30.24)( 29.68, 31.98)( 33.98, 34.39)( 39.16, 32.71)
\newgray{shade}{0.5310}\psset{fillcolor=shade}\pspolygon( 99.82, 28.70)( 93.60, 30.48)( 96.68, 32.95)(102.81, 31.24)
\newgray{shade}{0.5533}\psset{fillcolor=shade}\pspolygon( 84.28, 29.72)( 78.33, 31.49)( 81.69, 33.91)( 87.56, 32.22)
\newgray{shade}{0.6541}\psset{fillcolor=shade}\pspolygon( 25.20, 29.47)( 20.08, 31.24)( 24.60, 33.68)( 29.68, 31.98)
\newgray{shade}{0.5936}\psset{fillcolor=shade}\pspolygon( 59.54, 29.98)( 53.96, 31.73)( 57.78, 34.15)( 63.31, 32.47)
\newgray{shade}{0.5705}\psset{fillcolor=shade}\pspolygon( 74.84, 28.96)( 68.99, 30.74)( 72.55, 33.20)( 78.33, 31.49)
\newgray{shade}{0.6117}\psset{fillcolor=shade}\pspolygon( 49.97, 29.21)( 44.49, 30.99)( 48.53, 33.44)( 53.96, 31.73)
\newgray{shade}{0.5476}\psset{fillcolor=shade}\pspolygon( 90.40, 27.91)( 84.28, 29.72)( 87.56, 32.22)( 93.60, 30.48)
\newgray{shade}{0.6302}\psset{fillcolor=shade}\pspolygon( 40.28, 28.44)( 34.90, 30.24)( 39.16, 32.71)( 44.49, 30.99)
\newgray{shade}{0.6492}\psset{fillcolor=shade}\pspolygon( 30.47, 27.65)( 25.20, 29.47)( 29.68, 31.98)( 34.90, 30.24)
\newgray{shade}{0.5881}\psset{fillcolor=shade}\pspolygon( 65.29, 28.18)( 59.54, 29.98)( 63.31, 32.47)( 68.99, 30.74)
\newgray{shade}{0.6685}\psset{fillcolor=shade}\pspolygon( 20.53, 26.86)( 15.37, 28.70)( 20.08, 31.24)( 25.20, 29.47)
\newgray{shade}{0.5647}\psset{fillcolor=shade}\pspolygon( 80.87, 27.12)( 74.84, 28.96)( 78.33, 31.49)( 84.28, 29.72)
\newgray{shade}{0.5417}\psset{fillcolor=shade}\pspolygon( 96.71, 26.05)( 90.40, 27.91)( 93.60, 30.48)( 99.82, 28.70)
\newgray{shade}{0.6062}\psset{fillcolor=shade}\pspolygon( 55.61, 27.39)( 49.97, 29.21)( 53.96, 31.73)( 59.54, 29.98)
\newgray{shade}{0.6248}\psset{fillcolor=shade}\pspolygon( 45.81, 26.59)( 40.28, 28.44)( 44.49, 30.99)( 49.97, 29.21)
\newgray{shade}{0.5823}\psset{fillcolor=shade}\pspolygon( 71.21, 26.32)( 65.29, 28.18)( 68.99, 30.74)( 74.84, 28.96)
\newgray{shade}{0.6438}\psset{fillcolor=shade}\pspolygon( 35.89, 25.78)( 30.47, 27.65)( 34.90, 30.24)( 40.28, 28.44)
\newgray{shade}{0.5588}\psset{fillcolor=shade}\pspolygon( 87.07, 25.23)( 80.87, 27.12)( 84.28, 29.72)( 90.40, 27.91)
\newgray{shade}{0.6633}\psset{fillcolor=shade}\pspolygon( 25.84, 24.96)( 20.53, 26.86)( 25.20, 29.47)( 30.47, 27.65)
\newgray{shade}{0.6832}\psset{fillcolor=shade}\pspolygon( 15.66, 24.13)( 10.47, 26.05)( 15.37, 28.70)( 20.53, 26.86)
\newgray{shade}{0.6005}\psset{fillcolor=shade}\pspolygon( 61.43, 25.51)( 55.61, 27.39)( 59.54, 29.98)( 65.29, 28.18)
\newgray{shade}{0.5763}\psset{fillcolor=shade}\pspolygon( 77.30, 24.41)( 71.21, 26.32)( 74.84, 28.96)( 80.87, 27.12)
\newgray{shade}{0.6190}\psset{fillcolor=shade}\pspolygon( 51.52, 24.68)( 45.81, 26.59)( 49.97, 29.21)( 55.61, 27.39)
\newgray{shade}{0.5526}\psset{fillcolor=shade}\pspolygon( 93.46, 23.28)( 87.07, 25.23)( 90.40, 27.91)( 96.71, 26.05)
\newgray{shade}{0.6381}\psset{fillcolor=shade}\pspolygon( 41.48, 23.85)( 35.89, 25.78)( 40.28, 28.44)( 45.81, 26.59)
\newgray{shade}{0.5944}\psset{fillcolor=shade}\pspolygon( 67.41, 23.57)( 61.43, 25.51)( 65.29, 28.18)( 71.21, 26.32)
\newgray{shade}{0.6577}\psset{fillcolor=shade}\pspolygon( 31.31, 23.01)( 25.84, 24.96)( 30.47, 27.65)( 35.89, 25.78)
\newgray{shade}{0.6776}\psset{fillcolor=shade}\pspolygon( 21.01, 22.15)( 15.66, 24.13)( 20.53, 26.86)( 25.84, 24.96)
\newgray{shade}{0.6981}\psset{fillcolor=shade}\pspolygon( 10.58, 21.28)(  5.35, 23.29)( 10.47, 26.05)( 15.66, 24.13)
\newgray{shade}{0.5701}\psset{fillcolor=shade}\pspolygon( 83.59, 22.43)( 77.30, 24.41)( 80.87, 27.12)( 87.07, 25.23)
\newgray{shade}{0.6130}\psset{fillcolor=shade}\pspolygon( 57.39, 22.72)( 51.52, 24.68)( 55.61, 27.39)( 61.43, 25.51)
\newgray{shade}{0.6321}\psset{fillcolor=shade}\pspolygon( 47.24, 21.86)( 41.48, 23.85)( 45.81, 26.59)( 51.52, 24.68)
\newgray{shade}{0.5881}\psset{fillcolor=shade}\pspolygon( 73.58, 21.57)( 67.41, 23.57)( 71.21, 26.32)( 77.30, 24.41)
\newgray{shade}{0.5637}\psset{fillcolor=shade}\pspolygon( 90.06, 20.40)( 83.59, 22.43)( 87.07, 25.23)( 93.46, 23.28)
\newgray{shade}{0.6516}\psset{fillcolor=shade}\pspolygon( 36.96, 20.99)( 31.31, 23.01)( 35.89, 25.78)( 41.48, 23.85)
\newgray{shade}{0.6717}\psset{fillcolor=shade}\pspolygon( 26.53, 20.11)( 21.01, 22.15)( 25.84, 24.96)( 31.31, 23.01)
\newgray{shade}{0.6922}\psset{fillcolor=shade}\pspolygon( 15.97, 19.22)( 10.58, 21.28)( 15.66, 24.13)( 21.01, 22.15)
\newgray{shade}{0.6066}\psset{fillcolor=shade}\pspolygon( 63.45, 20.70)( 57.39, 22.72)( 61.43, 25.51)( 67.41, 23.57)
\newgray{shade}{0.5816}\psset{fillcolor=shade}\pspolygon( 79.95, 19.51)( 73.58, 21.57)( 77.30, 24.41)( 83.59, 22.43)
\newgray{shade}{0.6257}\psset{fillcolor=shade}\pspolygon( 53.18, 19.81)( 47.24, 21.86)( 51.52, 24.68)( 57.39, 22.72)
\newgray{shade}{0.6453}\psset{fillcolor=shade}\pspolygon( 42.78, 18.91)( 36.96, 20.99)( 41.48, 23.85)( 47.24, 21.86)
\newgray{shade}{0.6000}\psset{fillcolor=shade}\pspolygon( 69.70, 18.61)( 63.45, 20.70)( 67.41, 23.57)( 73.58, 21.57)
\newgray{shade}{0.6654}\psset{fillcolor=shade}\pspolygon( 32.23, 18.00)( 26.53, 20.11)( 31.31, 23.01)( 36.96, 20.99)
\newgray{shade}{0.6860}\psset{fillcolor=shade}\pspolygon( 21.54, 17.08)( 15.97, 19.22)( 21.01, 22.15)( 26.53, 20.11)
\newgray{shade}{0.5749}\psset{fillcolor=shade}\pspolygon( 86.52, 17.38)( 79.95, 19.51)( 83.59, 22.43)( 90.06, 20.40)
\newgray{shade}{0.6190}\psset{fillcolor=shade}\pspolygon( 59.31, 17.69)( 53.18, 19.81)( 57.39, 22.72)( 63.45, 20.70)
\newgray{shade}{0.5932}\psset{fillcolor=shade}\pspolygon( 76.15, 16.45)( 69.70, 18.61)( 73.58, 21.57)( 79.95, 19.51)
\newgray{shade}{0.6386}\psset{fillcolor=shade}\pspolygon( 48.78, 16.77)( 42.78, 18.91)( 47.24, 21.86)( 53.18, 19.81)
\newgray{shade}{0.6587}\psset{fillcolor=shade}\pspolygon( 38.10, 15.83)( 32.23, 18.00)( 36.96, 20.99)( 42.78, 18.91)
\newgray{shade}{0.6793}\psset{fillcolor=shade}\pspolygon( 27.28, 14.88)( 21.54, 17.08)( 26.53, 20.11)( 32.23, 18.00)
\newgray{shade}{0.6121}\psset{fillcolor=shade}\pspolygon( 65.64, 15.51)( 59.31, 17.69)( 63.45, 20.70)( 69.70, 18.61)
\newgray{shade}{0.5862}\psset{fillcolor=shade}\pspolygon( 82.80, 14.23)( 76.15, 16.45)( 79.95, 19.51)( 86.52, 17.38)
\newgray{shade}{0.6316}\psset{fillcolor=shade}\pspolygon( 54.98, 14.55)( 48.78, 16.77)( 53.18, 19.81)( 59.31, 17.69)
\newgray{shade}{0.6517}\psset{fillcolor=shade}\pspolygon( 44.17, 13.58)( 38.10, 15.83)( 42.78, 18.91)( 48.78, 16.77)
\newgray{shade}{0.6050}\psset{fillcolor=shade}\pspolygon( 72.17, 13.26)( 65.64, 15.51)( 69.70, 18.61)( 76.15, 16.45)
\newgray{shade}{0.6723}\psset{fillcolor=shade}\pspolygon( 33.22, 12.60)( 27.28, 14.88)( 32.23, 18.00)( 38.10, 15.83)
\newgray{shade}{0.6244}\psset{fillcolor=shade}\pspolygon( 61.38, 12.27)( 54.98, 14.55)( 59.31, 17.69)( 65.64, 15.51)
\newgray{shade}{0.5976}\psset{fillcolor=shade}\pspolygon( 78.91, 10.93)( 72.17, 13.26)( 76.15, 16.45)( 82.80, 14.23)
\newgray{shade}{0.6443}\psset{fillcolor=shade}\pspolygon( 50.44, 11.26)( 44.17, 13.58)( 48.78, 16.77)( 54.98, 14.55)
\newgray{shade}{0.6649}\psset{fillcolor=shade}\pspolygon( 39.35, 10.25)( 33.22, 12.60)( 38.10, 15.83)( 44.17, 13.58)
\newgray{shade}{0.6169}\psset{fillcolor=shade}\pspolygon( 68.00,  9.90)( 61.38, 12.27)( 65.64, 15.51)( 72.17, 13.26)
\newgray{shade}{0.6367}\psset{fillcolor=shade}\pspolygon( 56.92,  8.87)( 50.44, 11.26)( 54.98, 14.55)( 61.38, 12.27)
\newgray{shade}{0.6572}\psset{fillcolor=shade}\pspolygon( 45.68,  7.82)( 39.35, 10.25)( 44.17, 13.58)( 50.44, 11.26)
\newgray{shade}{0.6091}\psset{fillcolor=shade}\pspolygon( 74.84,  7.46)( 68.00,  9.90)( 72.17, 13.26)( 78.91, 10.93)
\newgray{shade}{0.6288}\psset{fillcolor=shade}\pspolygon( 63.62,  6.39)( 56.92,  8.87)( 61.38, 12.27)( 68.00,  9.90)
\newgray{shade}{0.6492}\psset{fillcolor=shade}\pspolygon( 52.24,  5.30)( 45.68,  7.82)( 50.44, 11.26)( 56.92,  8.87)
\newgray{shade}{0.6208}\psset{fillcolor=shade}\pspolygon( 70.56,  3.82)( 63.62,  6.39)( 68.00,  9.90)( 74.84,  7.46)
\newgray{shade}{0.6409}\psset{fillcolor=shade}\pspolygon( 59.03,  2.70)( 52.24,  5.30)( 56.92,  8.87)( 63.62,  6.39)
\newgray{shade}{0.6325}\psset{fillcolor=shade}\pspolygon( 66.06,  0.00)( 59.03,  2.70)( 63.62,  6.39)( 70.56,  3.82)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 94.40)( 67.40, 82.47)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 66.06,  0.00)( 67.40, 82.47)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 67.40, 82.47)(107.50, 98.37)
\end{picture}
\end{array}$
\hspace{-35pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.39, 29.60)( 43.83, 42.11)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 43.83, 42.11)( 43.38, 89.46)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 43.83, 42.11)(103.42, 20.55)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.39, 29.60)(  0.00, 83.62)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.39, 29.60)( 62.17,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 83.62)( 43.38, 89.46)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 43.38, 89.46)(107.50, 79.33)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 62.17,  0.00)(103.42, 20.55)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(103.42, 20.55)(107.50, 79.33)
% x axis
\put( 46.79, 94.56){\begin{rotate}{56.250}\makebox(0,0)[lb]{\scalebox{0.706}{}}\end{rotate}}
\put( 43.38, 89.46){\pscircle*{1.5pt}}
\put(111.27, 85.92){\begin{rotate}{60.255}\makebox(0,0)[lb]{\scalebox{0.879}{}}\end{rotate}}
\put(107.50, 79.33){\pscircle*{1.5pt}}
\put( 85.31,107.02){\begin{rotate}{0.000}\makebox(0,0)[lb]{}\end{rotate}}
% y axis
\put( 66.90, -8.39){\begin{rotate}{-60.585}\makebox(0,0)[lt]{\scalebox{1.000}{}}\end{rotate}}
\put( 62.17,  0.00){\pscircle*{1.5pt}}
\put(107.75, 13.74){\begin{rotate}{-57.554}\makebox(0,0)[lt]{\scalebox{0.830}{}}\end{rotate}}
\put(103.42, 20.55){\pscircle*{1.5pt}}
\put( 94.14, -4.60){\begin{rotate}{0.000}\makebox(0,0)[lt]{}\end{rotate}}
% z axis
\put( -3.72, 29.67){\begin{rotate}{-0.542}\makebox(0,0)[r]{\scalebox{0.759}{}}\end{rotate}}
\put(  3.39, 29.60){\pscircle*{1.5pt}}
\put( -7.61, 83.65){\begin{rotate}{-0.239}\makebox(0,0)[r]{\scalebox{0.807}{}}\end{rotate}}
\put(  0.00, 83.62){\pscircle*{1.5pt}}
\put(-19.90, 55.83){\begin{rotate}{0.000}\makebox(0,0)[r]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.5432}\psset{fillcolor=shade}\pspolygon( 45.09, 39.21)( 40.27, 41.01)( 43.83, 42.11)( 48.67, 40.36)
\newgray{shade}{0.5556}\psset{fillcolor=shade}\pspolygon( 41.42, 38.03)( 36.60, 39.88)( 40.27, 41.01)( 45.09, 39.21)
\newgray{shade}{0.5418}\psset{fillcolor=shade}\pspolygon( 50.13, 37.34)( 45.09, 39.21)( 48.67, 40.36)( 53.72, 38.54)
\newgray{shade}{0.5683}\psset{fillcolor=shade}\pspolygon( 37.65, 36.82)( 32.84, 38.71)( 36.60, 39.88)( 41.42, 38.03)
\newgray{shade}{0.5541}\psset{fillcolor=shade}\pspolygon( 46.45, 36.10)( 41.42, 38.03)( 45.09, 39.21)( 50.13, 37.34)
\newgray{shade}{0.5813}\psset{fillcolor=shade}\pspolygon( 33.77, 35.57)( 28.98, 37.52)( 32.84, 38.71)( 37.65, 36.82)
\newgray{shade}{0.5398}\psset{fillcolor=shade}\pspolygon( 55.39, 35.38)( 50.13, 37.34)( 53.72, 38.54)( 58.98, 36.63)
\newgray{shade}{0.5668}\psset{fillcolor=shade}\pspolygon( 42.66, 34.84)( 37.65, 36.82)( 41.42, 38.03)( 46.45, 36.10)
\newgray{shade}{0.5947}\psset{fillcolor=shade}\pspolygon( 29.78, 34.29)( 25.01, 36.29)( 28.98, 37.52)( 33.77, 35.57)
\newgray{shade}{0.5520}\psset{fillcolor=shade}\pspolygon( 51.70, 34.09)( 46.45, 36.10)( 50.13, 37.34)( 55.39, 35.38)
\newgray{shade}{0.5797}\psset{fillcolor=shade}\pspolygon( 38.76, 33.53)( 33.77, 35.57)( 37.65, 36.82)( 42.66, 34.84)
\newgray{shade}{0.6084}\psset{fillcolor=shade}\pspolygon( 25.67, 32.97)( 20.93, 35.03)( 25.01, 36.29)( 29.78, 34.29)
\newgray{shade}{0.5372}\psset{fillcolor=shade}\pspolygon( 60.89, 33.33)( 55.39, 35.38)( 58.98, 36.63)( 64.48, 34.64)
\newgray{shade}{0.5646}\psset{fillcolor=shade}\pspolygon( 47.90, 32.76)( 42.66, 34.84)( 46.45, 36.10)( 51.70, 34.09)
\newgray{shade}{0.5930}\psset{fillcolor=shade}\pspolygon( 34.76, 32.19)( 29.78, 34.29)( 33.77, 35.57)( 38.76, 33.53)
\newgray{shade}{0.6224}\psset{fillcolor=shade}\pspolygon( 21.44, 31.61)( 16.73, 33.73)( 20.93, 35.03)( 25.67, 32.97)
\newgray{shade}{0.5493}\psset{fillcolor=shade}\pspolygon( 57.19, 31.98)( 51.70, 34.09)( 55.39, 35.38)( 60.89, 33.33)
\newgray{shade}{0.5774}\psset{fillcolor=shade}\pspolygon( 43.99, 31.40)( 38.76, 33.53)( 42.66, 34.84)( 47.90, 32.76)
\newgray{shade}{0.5339}\psset{fillcolor=shade}\pspolygon( 66.64, 31.19)( 60.89, 33.33)( 64.48, 34.64)( 70.23, 32.56)
\newgray{shade}{0.6368}\psset{fillcolor=shade}\pspolygon( 17.09, 30.21)( 12.41, 32.39)( 16.73, 33.73)( 21.44, 31.61)
\newgray{shade}{0.6066}\psset{fillcolor=shade}\pspolygon( 30.63, 30.81)( 25.67, 32.97)( 29.78, 34.29)( 34.76, 32.19)
\newgray{shade}{0.5617}\psset{fillcolor=shade}\pspolygon( 53.39, 30.60)( 47.90, 32.76)( 51.70, 34.09)( 57.19, 31.98)
\newgray{shade}{0.5906}\psset{fillcolor=shade}\pspolygon( 39.97, 29.99)( 34.76, 32.19)( 38.76, 33.53)( 43.99, 31.40)
\newgray{shade}{0.6515}\psset{fillcolor=shade}\pspolygon( 12.61, 28.77)(  7.97, 31.02)( 12.41, 32.39)( 17.09, 30.21)
\newgray{shade}{0.6206}\psset{fillcolor=shade}\pspolygon( 26.38, 29.38)( 21.44, 31.61)( 25.67, 32.97)( 30.63, 30.81)
\newgray{shade}{0.5459}\psset{fillcolor=shade}\pspolygon( 62.95, 29.78)( 57.19, 31.98)( 60.89, 33.33)( 66.64, 31.19)
\newgray{shade}{0.5301}\psset{fillcolor=shade}\pspolygon( 72.67, 28.95)( 66.64, 31.19)( 70.23, 32.56)( 76.25, 30.38)
\newgray{shade}{0.5744}\psset{fillcolor=shade}\pspolygon( 49.47, 29.17)( 43.99, 31.40)( 47.90, 32.76)( 53.39, 30.60)
\newgray{shade}{0.6666}\psset{fillcolor=shade}\pspolygon(  7.99, 27.28)(  3.39, 29.60)(  7.97, 31.02)( 12.61, 28.77)
\newgray{shade}{0.6041}\psset{fillcolor=shade}\pspolygon( 35.82, 28.55)( 30.63, 30.81)( 34.76, 32.19)( 39.97, 29.99)
\newgray{shade}{0.6348}\psset{fillcolor=shade}\pspolygon( 22.00, 27.92)( 17.09, 30.21)( 21.44, 31.61)( 26.38, 29.38)
\newgray{shade}{0.5581}\psset{fillcolor=shade}\pspolygon( 59.14, 28.32)( 53.39, 30.60)( 57.19, 31.98)( 62.95, 29.78)
\newgray{shade}{0.5874}\psset{fillcolor=shade}\pspolygon( 45.43, 27.69)( 39.97, 29.99)( 43.99, 31.40)( 49.47, 29.17)
\newgray{shade}{0.5419}\psset{fillcolor=shade}\pspolygon( 68.97, 27.47)( 62.95, 29.78)( 66.64, 31.19)( 72.67, 28.95)
\newgray{shade}{0.6494}\psset{fillcolor=shade}\pspolygon( 17.48, 26.41)( 12.61, 28.77)( 17.09, 30.21)( 22.00, 27.92)
\newgray{shade}{0.6179}\psset{fillcolor=shade}\pspolygon( 31.55, 27.05)( 26.38, 29.38)( 30.63, 30.81)( 35.82, 28.55)
\newgray{shade}{0.5258}\psset{fillcolor=shade}\pspolygon( 78.98, 26.60)( 72.67, 28.95)( 76.25, 30.38)( 82.56, 28.10)
\newgray{shade}{0.5707}\psset{fillcolor=shade}\pspolygon( 55.21, 26.83)( 49.47, 29.17)( 53.39, 30.60)( 59.14, 28.32)
\newgray{shade}{0.6007}\psset{fillcolor=shade}\pspolygon( 41.27, 26.18)( 35.82, 28.55)( 39.97, 29.99)( 45.43, 27.69)
\newgray{shade}{0.6644}\psset{fillcolor=shade}\pspolygon( 12.83, 24.85)(  7.99, 27.28)( 12.61, 28.77)( 17.48, 26.41)
\newgray{shade}{0.5539}\psset{fillcolor=shade}\pspolygon( 65.16, 25.94)( 59.14, 28.32)( 62.95, 29.78)( 68.97, 27.47)
\newgray{shade}{0.6320}\psset{fillcolor=shade}\pspolygon( 27.14, 25.52)( 22.00, 27.92)( 26.38, 29.38)( 31.55, 27.05)
\newgray{shade}{0.5373}\psset{fillcolor=shade}\pspolygon( 75.30, 25.04)( 68.97, 27.47)( 72.67, 28.95)( 78.98, 26.60)
\newgray{shade}{0.5835}\psset{fillcolor=shade}\pspolygon( 51.16, 25.28)( 45.43, 27.69)( 49.47, 29.17)( 55.21, 26.83)
\newgray{shade}{0.5209}\psset{fillcolor=shade}\pspolygon( 85.61, 24.13)( 78.98, 26.60)( 82.56, 28.10)( 89.17, 25.71)
\newgray{shade}{0.6143}\psset{fillcolor=shade}\pspolygon( 36.97, 24.61)( 31.55, 27.05)( 35.82, 28.55)( 41.27, 26.18)
\newgray{shade}{0.6464}\psset{fillcolor=shade}\pspolygon( 22.60, 23.93)( 17.48, 26.41)( 22.00, 27.92)( 27.14, 25.52)
\newgray{shade}{0.5663}\psset{fillcolor=shade}\pspolygon( 61.24, 24.37)( 55.21, 26.83)( 59.14, 28.32)( 65.16, 25.94)
\newgray{shade}{0.5492}\psset{fillcolor=shade}\pspolygon( 71.49, 23.44)( 65.16, 25.94)( 68.97, 27.47)( 75.30, 25.04)
\newgray{shade}{0.5966}\psset{fillcolor=shade}\pspolygon( 46.99, 23.69)( 41.27, 26.18)( 45.43, 27.69)( 51.16, 25.28)
\newgray{shade}{0.6612}\psset{fillcolor=shade}\pspolygon( 17.90, 22.29)( 12.83, 24.85)( 17.48, 26.41)( 22.60, 23.93)
\newgray{shade}{0.6283}\psset{fillcolor=shade}\pspolygon( 32.54, 22.99)( 27.14, 25.52)( 31.55, 27.05)( 36.97, 24.61)
\newgray{shade}{0.5322}\psset{fillcolor=shade}\pspolygon( 81.94, 22.50)( 75.30, 25.04)( 78.98, 26.60)( 85.61, 24.13)
\newgray{shade}{0.5156}\psset{fillcolor=shade}\pspolygon( 92.58, 21.53)( 85.61, 24.13)( 89.17, 25.71)( 96.12, 23.19)
\newgray{shade}{0.5789}\psset{fillcolor=shade}\pspolygon( 57.18, 22.75)( 51.16, 25.28)( 55.21, 26.83)( 61.24, 24.37)
\newgray{shade}{0.6100}\psset{fillcolor=shade}\pspolygon( 42.68, 22.04)( 36.97, 24.61)( 41.27, 26.18)( 46.99, 23.69)
\newgray{shade}{0.5613}\psset{fillcolor=shade}\pspolygon( 67.57, 21.79)( 61.24, 24.37)( 65.16, 25.94)( 71.49, 23.44)
\newgray{shade}{0.6425}\psset{fillcolor=shade}\pspolygon( 27.97, 21.33)( 22.60, 23.93)( 27.14, 25.52)( 32.54, 22.99)
\newgray{shade}{0.5438}\psset{fillcolor=shade}\pspolygon( 78.15, 20.81)( 71.49, 23.44)( 75.30, 25.04)( 81.94, 22.50)
\newgray{shade}{0.5918}\psset{fillcolor=shade}\pspolygon( 53.00, 21.07)( 46.99, 23.69)( 51.16, 25.28)( 57.18, 22.75)
\newgray{shade}{0.5266}\psset{fillcolor=shade}\pspolygon( 88.92, 19.82)( 81.94, 22.50)( 85.61, 24.13)( 92.58, 21.53)
\newgray{shade}{0.5098}\psset{fillcolor=shade}\pspolygon( 99.91, 18.80)( 92.58, 21.53)( 96.12, 23.19)(103.42, 20.55)
\newgray{shade}{0.6237}\psset{fillcolor=shade}\pspolygon( 38.22, 20.34)( 32.54, 22.99)( 36.97, 24.61)( 42.68, 22.04)
\newgray{shade}{0.6571}\psset{fillcolor=shade}\pspolygon( 23.24, 19.60)( 17.90, 22.29)( 22.60, 23.93)( 27.97, 21.33)
\newgray{shade}{0.5736}\psset{fillcolor=shade}\pspolygon( 63.51, 20.08)( 57.18, 22.75)( 61.24, 24.37)( 67.57, 21.79)
\newgray{shade}{0.5557}\psset{fillcolor=shade}\pspolygon( 74.23, 19.07)( 67.57, 21.79)( 71.49, 23.44)( 78.15, 20.81)
\newgray{shade}{0.6049}\psset{fillcolor=shade}\pspolygon( 48.67, 19.34)( 42.68, 22.04)( 46.99, 23.69)( 53.00, 21.07)
\newgray{shade}{0.5380}\psset{fillcolor=shade}\pspolygon( 85.15, 18.04)( 78.15, 20.81)( 81.94, 22.50)( 88.92, 19.82)
\newgray{shade}{0.6378}\psset{fillcolor=shade}\pspolygon( 33.62, 18.59)( 27.97, 21.33)( 32.54, 22.99)( 38.22, 20.34)
\newgray{shade}{0.5206}\psset{fillcolor=shade}\pspolygon( 96.28, 17.00)( 88.92, 19.82)( 92.58, 21.53)( 99.91, 18.80)
\newgray{shade}{0.5862}\psset{fillcolor=shade}\pspolygon( 59.32, 18.32)( 53.00, 21.07)( 57.18, 22.75)( 63.51, 20.08)
\newgray{shade}{0.6184}\psset{fillcolor=shade}\pspolygon( 44.20, 17.55)( 38.22, 20.34)( 42.68, 22.04)( 48.67, 19.34)
\newgray{shade}{0.5678}\psset{fillcolor=shade}\pspolygon( 70.18, 17.27)( 63.51, 20.08)( 67.57, 21.79)( 74.23, 19.07)
\newgray{shade}{0.6521}\psset{fillcolor=shade}\pspolygon( 28.87, 16.77)( 23.24, 19.60)( 27.97, 21.33)( 33.62, 18.59)
\newgray{shade}{0.5495}\psset{fillcolor=shade}\pspolygon( 81.24, 16.21)( 74.23, 19.07)( 78.15, 20.81)( 85.15, 18.04)
\newgray{shade}{0.5316}\psset{fillcolor=shade}\pspolygon( 92.53, 15.13)( 85.15, 18.04)( 88.92, 19.82)( 96.28, 17.00)
\newgray{shade}{0.5991}\psset{fillcolor=shade}\pspolygon( 54.99, 16.49)( 48.67, 19.34)( 53.00, 21.07)( 59.32, 18.32)
\newgray{shade}{0.6322}\psset{fillcolor=shade}\pspolygon( 39.58, 15.70)( 33.62, 18.59)( 38.22, 20.34)( 44.20, 17.55)
\newgray{shade}{0.5801}\psset{fillcolor=shade}\pspolygon( 65.99, 15.41)( 59.32, 18.32)( 63.51, 20.08)( 70.18, 17.27)
\newgray{shade}{0.5613}\psset{fillcolor=shade}\pspolygon( 77.20, 14.31)( 70.18, 17.27)( 74.23, 19.07)( 81.24, 16.21)
\newgray{shade}{0.6123}\psset{fillcolor=shade}\pspolygon( 50.51, 14.60)( 44.20, 17.55)( 48.67, 19.34)( 54.99, 16.49)
\newgray{shade}{0.5429}\psset{fillcolor=shade}\pspolygon( 88.65, 13.19)( 81.24, 16.21)( 85.15, 18.04)( 92.53, 15.13)
\newgray{shade}{0.6462}\psset{fillcolor=shade}\pspolygon( 34.80, 13.78)( 28.87, 16.77)( 33.62, 18.59)( 39.58, 15.70)
\newgray{shade}{0.5927}\psset{fillcolor=shade}\pspolygon( 61.65, 13.49)( 54.99, 16.49)( 59.32, 18.32)( 65.99, 15.41)
\newgray{shade}{0.5734}\psset{fillcolor=shade}\pspolygon( 73.02, 12.35)( 65.99, 15.41)( 70.18, 17.27)( 77.20, 14.31)
\newgray{shade}{0.6258}\psset{fillcolor=shade}\pspolygon( 45.87, 12.65)( 39.58, 15.70)( 44.20, 17.55)( 50.51, 14.60)
\newgray{shade}{0.5544}\psset{fillcolor=shade}\pspolygon( 84.63, 11.19)( 77.20, 14.31)( 81.24, 16.21)( 88.65, 13.19)
\newgray{shade}{0.6055}\psset{fillcolor=shade}\pspolygon( 57.17, 11.50)( 50.51, 14.60)( 54.99, 16.49)( 61.65, 13.49)
\newgray{shade}{0.6395}\psset{fillcolor=shade}\pspolygon( 41.07, 10.63)( 34.80, 13.78)( 39.58, 15.70)( 45.87, 12.65)
\newgray{shade}{0.5856}\psset{fillcolor=shade}\pspolygon( 68.69, 10.32)( 61.65, 13.49)( 65.99, 15.41)( 73.02, 12.35)
\newgray{shade}{0.5661}\psset{fillcolor=shade}\pspolygon( 80.46,  9.11)( 73.02, 12.35)( 77.20, 14.31)( 84.63, 11.19)
\newgray{shade}{0.6187}\psset{fillcolor=shade}\pspolygon( 52.52,  9.43)( 45.87, 12.65)( 50.51, 14.60)( 57.17, 11.50)
\newgray{shade}{0.5981}\psset{fillcolor=shade}\pspolygon( 64.20,  8.21)( 57.17, 11.50)( 61.65, 13.49)( 68.69, 10.32)
\newgray{shade}{0.5780}\psset{fillcolor=shade}\pspolygon( 76.14,  6.96)( 68.69, 10.32)( 73.02, 12.35)( 80.46,  9.11)
\newgray{shade}{0.6320}\psset{fillcolor=shade}\pspolygon( 47.69,  7.29)( 41.07, 10.63)( 45.87, 12.65)( 52.52,  9.43)
\newgray{shade}{0.6109}\psset{fillcolor=shade}\pspolygon( 59.55,  6.02)( 52.52,  9.43)( 57.17, 11.50)( 64.20,  8.21)
\newgray{shade}{0.5902}\psset{fillcolor=shade}\pspolygon( 71.66,  4.73)( 64.20,  8.21)( 68.69, 10.32)( 76.14,  6.96)
\newgray{shade}{0.6239}\psset{fillcolor=shade}\pspolygon( 54.72,  3.75)( 47.69,  7.29)( 52.52,  9.43)( 59.55,  6.02)
\newgray{shade}{0.6025}\psset{fillcolor=shade}\pspolygon( 67.01,  2.41)( 59.55,  6.02)( 64.20,  8.21)( 71.66,  4.73)
\newgray{shade}{0.6151}\psset{fillcolor=shade}\pspolygon( 62.17,  0.00)( 54.72,  3.75)( 59.55,  6.02)( 67.01,  2.41)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 83.62)( 63.21, 69.36)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 62.17,  0.00)( 63.21, 69.36)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 63.21, 69.36)(107.50, 79.33)
\end{picture}
\end{array}$
\\
$y<1$ \hspace{-25pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  9.55, 18.73)( 32.75, 39.71)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 32.75, 39.71)( 31.52,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 32.75, 39.71)( 63.25, 25.63)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  9.55, 18.73)(  0.00, 92.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  9.55, 18.73)( 42.36,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 92.50)( 31.52,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 31.52,107.50)( 71.89, 97.58)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 42.36,  0.00)( 63.25, 25.63)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 63.25, 25.63)( 71.89, 97.58)
% x axis
\put(  5.25,  9.14){\begin{rotate}{65.857}\makebox(0,0)[rt]{\scalebox{0.756}{}}\end{rotate}}
\put(  9.55, 18.73){\pscircle*{1.5pt}}
\put( 37.68,-10.74){\begin{rotate}{66.476}\makebox(0,0)[rt]{\scalebox{0.829}{}}\end{rotate}}
\put( 42.36,  0.00){\pscircle*{1.5pt}}
\put( 18.96, -3.95){\begin{rotate}{0.000}\makebox(0,0)[rt]{}\end{rotate}}
% y axis
\put( -8.40,104.17){\begin{rotate}{-54.242}\makebox(0,0)[rb]{\scalebox{1.000}{}}\end{rotate}}
\put(  0.00, 92.50){\pscircle*{1.5pt}}
\put( 24.68,117.33){\begin{rotate}{-55.191}\makebox(0,0)[rb]{\scalebox{0.840}{}}\end{rotate}}
\put( 31.52,107.50){\pscircle*{1.5pt}}
\put(  9.11,112.07){\begin{rotate}{0.000}\makebox(0,0)[rb]{}\end{rotate}}
% z axis
\put( 72.75, 26.85){\begin{rotate}{7.324}\makebox(0,0)[l]{\scalebox{0.727}{}}\end{rotate}}
\put( 63.25, 25.63){\pscircle*{1.5pt}}
\put( 84.40, 98.46){\begin{rotate}{4.041}\makebox(0,0)[l]{\scalebox{0.933}{}}\end{rotate}}
\put( 71.89, 97.58){\pscircle*{1.5pt}}
\put( 95.79, 59.52){\begin{rotate}{0.000}\makebox(0,0)[l]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.7314}\psset{fillcolor=shade}\pspolygon( 33.52, 36.52)( 30.70, 37.85)( 32.75, 39.71)( 35.55, 38.41)
\newgray{shade}{0.7291}\psset{fillcolor=shade}\pspolygon( 36.39, 35.17)( 33.52, 36.52)( 35.55, 38.41)( 38.41, 37.09)
\newgray{shade}{0.7395}\psset{fillcolor=shade}\pspolygon( 31.43, 34.58)( 28.59, 35.95)( 30.70, 37.85)( 33.52, 36.52)
\newgray{shade}{0.7266}\psset{fillcolor=shade}\pspolygon( 39.32, 33.79)( 36.39, 35.17)( 38.41, 37.09)( 41.32, 35.75)
\newgray{shade}{0.7371}\psset{fillcolor=shade}\pspolygon( 34.33, 33.20)( 31.43, 34.58)( 33.52, 36.52)( 36.39, 35.17)
\newgray{shade}{0.7477}\psset{fillcolor=shade}\pspolygon( 29.29, 32.59)( 26.43, 33.99)( 28.59, 35.95)( 31.43, 34.58)
\newgray{shade}{0.7239}\psset{fillcolor=shade}\pspolygon( 42.30, 32.39)( 39.32, 33.79)( 41.32, 35.75)( 44.28, 34.39)
\newgray{shade}{0.7345}\psset{fillcolor=shade}\pspolygon( 37.27, 31.78)( 34.33, 33.20)( 36.39, 35.17)( 39.32, 33.79)
\newgray{shade}{0.7452}\psset{fillcolor=shade}\pspolygon( 32.20, 31.17)( 29.29, 32.59)( 31.43, 34.58)( 34.33, 33.20)
\newgray{shade}{0.7210}\psset{fillcolor=shade}\pspolygon( 45.34, 30.96)( 42.30, 32.39)( 44.28, 34.39)( 47.29, 33.00)
\newgray{shade}{0.7559}\psset{fillcolor=shade}\pspolygon( 27.09, 30.55)( 24.21, 31.99)( 26.43, 33.99)( 29.29, 32.59)
\newgray{shade}{0.7317}\psset{fillcolor=shade}\pspolygon( 40.27, 30.34)( 37.27, 31.78)( 39.32, 33.79)( 42.30, 32.39)
\newgray{shade}{0.7179}\psset{fillcolor=shade}\pspolygon( 48.43, 29.51)( 45.34, 30.96)( 47.29, 33.00)( 50.36, 31.58)
\newgray{shade}{0.7425}\psset{fillcolor=shade}\pspolygon( 35.17, 29.72)( 32.20, 31.17)( 34.33, 33.20)( 37.27, 31.78)
\newgray{shade}{0.7533}\psset{fillcolor=shade}\pspolygon( 30.02, 29.09)( 27.09, 30.55)( 29.29, 32.59)( 32.20, 31.17)
\newgray{shade}{0.7287}\psset{fillcolor=shade}\pspolygon( 43.33, 28.87)( 40.27, 30.34)( 42.30, 32.39)( 45.34, 30.96)
\newgray{shade}{0.7641}\psset{fillcolor=shade}\pspolygon( 24.83, 28.45)( 21.94, 29.93)( 24.21, 31.99)( 27.09, 30.55)
\newgray{shade}{0.7146}\psset{fillcolor=shade}\pspolygon( 51.59, 28.02)( 48.43, 29.51)( 50.36, 31.58)( 53.49, 30.13)
\newgray{shade}{0.7395}\psset{fillcolor=shade}\pspolygon( 38.19, 28.24)( 35.17, 29.72)( 37.27, 31.78)( 40.27, 30.34)
\newgray{shade}{0.7505}\psset{fillcolor=shade}\pspolygon( 33.00, 27.59)( 30.02, 29.09)( 32.20, 31.17)( 35.17, 29.72)
\newgray{shade}{0.7255}\psset{fillcolor=shade}\pspolygon( 46.45, 27.38)( 43.33, 28.87)( 45.34, 30.96)( 48.43, 29.51)
\newgray{shade}{0.7112}\psset{fillcolor=shade}\pspolygon( 54.80, 26.51)( 51.59, 28.02)( 53.49, 30.13)( 56.68, 28.66)
\newgray{shade}{0.7614}\psset{fillcolor=shade}\pspolygon( 27.78, 26.95)( 24.83, 28.45)( 27.09, 30.55)( 30.02, 29.09)
\newgray{shade}{0.7725}\psset{fillcolor=shade}\pspolygon( 22.50, 26.29)( 19.59, 27.81)( 21.94, 29.93)( 24.83, 28.45)
\newgray{shade}{0.7364}\psset{fillcolor=shade}\pspolygon( 41.27, 26.73)( 38.19, 28.24)( 40.27, 30.34)( 43.33, 28.87)
\newgray{shade}{0.7221}\psset{fillcolor=shade}\pspolygon( 49.63, 25.85)( 46.45, 27.38)( 48.43, 29.51)( 51.59, 28.02)
\newgray{shade}{0.7076}\psset{fillcolor=shade}\pspolygon( 58.08, 24.97)( 54.80, 26.51)( 56.68, 28.66)( 59.94, 27.16)
\newgray{shade}{0.7474}\psset{fillcolor=shade}\pspolygon( 36.05, 26.07)( 33.00, 27.59)( 35.17, 29.72)( 38.19, 28.24)
\newgray{shade}{0.7585}\psset{fillcolor=shade}\pspolygon( 30.78, 25.41)( 27.78, 26.95)( 30.02, 29.09)( 33.00, 27.59)
\newgray{shade}{0.7331}\psset{fillcolor=shade}\pspolygon( 44.41, 25.19)( 41.27, 26.73)( 43.33, 28.87)( 46.45, 27.38)
\newgray{shade}{0.7697}\psset{fillcolor=shade}\pspolygon( 25.47, 24.75)( 22.50, 26.29)( 24.83, 28.45)( 27.78, 26.95)
\newgray{shade}{0.7039}\psset{fillcolor=shade}\pspolygon( 61.43, 23.39)( 58.08, 24.97)( 59.94, 27.16)( 63.25, 25.63)
\newgray{shade}{0.7186}\psset{fillcolor=shade}\pspolygon( 52.87, 24.30)( 49.63, 25.85)( 51.59, 28.02)( 54.80, 26.51)
\newgray{shade}{0.7808}\psset{fillcolor=shade}\pspolygon( 20.11, 24.08)( 17.19, 25.63)( 19.59, 27.81)( 22.50, 26.29)
\newgray{shade}{0.7442}\psset{fillcolor=shade}\pspolygon( 39.15, 24.52)( 36.05, 26.07)( 38.19, 28.24)( 41.27, 26.73)
\newgray{shade}{0.7296}\psset{fillcolor=shade}\pspolygon( 47.62, 23.62)( 44.41, 25.19)( 46.45, 27.38)( 49.63, 25.85)
\newgray{shade}{0.7554}\psset{fillcolor=shade}\pspolygon( 33.85, 23.85)( 30.78, 25.41)( 33.00, 27.59)( 36.05, 26.07)
\newgray{shade}{0.7149}\psset{fillcolor=shade}\pspolygon( 56.18, 22.71)( 52.87, 24.30)( 54.80, 26.51)( 58.08, 24.97)
\newgray{shade}{0.7666}\psset{fillcolor=shade}\pspolygon( 28.50, 23.17)( 25.47, 24.75)( 27.78, 26.95)( 30.78, 25.41)
\newgray{shade}{0.7779}\psset{fillcolor=shade}\pspolygon( 23.10, 22.48)( 20.11, 24.08)( 22.50, 26.29)( 25.47, 24.75)
\newgray{shade}{0.7408}\psset{fillcolor=shade}\pspolygon( 42.32, 22.94)( 39.15, 24.52)( 41.27, 26.73)( 44.41, 25.19)
\newgray{shade}{0.7893}\psset{fillcolor=shade}\pspolygon( 17.66, 21.79)( 14.71, 23.40)( 17.19, 25.63)( 20.11, 24.08)
\newgray{shade}{0.7259}\psset{fillcolor=shade}\pspolygon( 50.88, 22.02)( 47.62, 23.62)( 49.63, 25.85)( 52.87, 24.30)
\newgray{shade}{0.7110}\psset{fillcolor=shade}\pspolygon( 59.55, 21.09)( 56.18, 22.71)( 58.08, 24.97)( 61.43, 23.39)
\newgray{shade}{0.7520}\psset{fillcolor=shade}\pspolygon( 36.97, 22.25)( 33.85, 23.85)( 36.05, 26.07)( 39.15, 24.52)
\newgray{shade}{0.7633}\psset{fillcolor=shade}\pspolygon( 31.58, 21.56)( 28.50, 23.17)( 30.78, 25.41)( 33.85, 23.85)
\newgray{shade}{0.7371}\psset{fillcolor=shade}\pspolygon( 45.55, 21.33)( 42.32, 22.94)( 44.41, 25.19)( 47.62, 23.62)
\newgray{shade}{0.7748}\psset{fillcolor=shade}\pspolygon( 26.14, 20.86)( 23.10, 22.48)( 25.47, 24.75)( 28.50, 23.17)
\newgray{shade}{0.7221}\psset{fillcolor=shade}\pspolygon( 54.22, 20.39)( 50.88, 22.02)( 52.87, 24.30)( 56.18, 22.71)
\newgray{shade}{0.7862}\psset{fillcolor=shade}\pspolygon( 20.66, 20.16)( 17.66, 21.79)( 20.11, 24.08)( 23.10, 22.48)
\newgray{shade}{0.7977}\psset{fillcolor=shade}\pspolygon( 15.13, 19.45)( 12.17, 21.10)( 14.71, 23.40)( 17.66, 21.79)
\newgray{shade}{0.7484}\psset{fillcolor=shade}\pspolygon( 40.16, 20.63)( 36.97, 22.25)( 39.15, 24.52)( 42.32, 22.94)
\newgray{shade}{0.7333}\psset{fillcolor=shade}\pspolygon( 48.84, 19.68)( 45.55, 21.33)( 47.62, 23.62)( 50.88, 22.02)
\newgray{shade}{0.7599}\psset{fillcolor=shade}\pspolygon( 34.73, 19.92)( 31.58, 21.56)( 33.85, 23.85)( 36.97, 22.25)
\newgray{shade}{0.7181}\psset{fillcolor=shade}\pspolygon( 57.62, 18.72)( 54.22, 20.39)( 56.18, 22.71)( 59.55, 21.09)
\newgray{shade}{0.7714}\psset{fillcolor=shade}\pspolygon( 29.25, 19.21)( 26.14, 20.86)( 28.50, 23.17)( 31.58, 21.56)
\newgray{shade}{0.7447}\psset{fillcolor=shade}\pspolygon( 43.41, 18.96)( 40.16, 20.63)( 42.32, 22.94)( 45.55, 21.33)
\newgray{shade}{0.7829}\psset{fillcolor=shade}\pspolygon( 23.72, 18.49)( 20.66, 20.16)( 23.10, 22.48)( 26.14, 20.86)
\newgray{shade}{0.7946}\psset{fillcolor=shade}\pspolygon( 18.15, 17.76)( 15.13, 19.45)( 17.66, 21.79)( 20.66, 20.16)
\newgray{shade}{0.8062}\psset{fillcolor=shade}\pspolygon( 12.53, 17.03)(  9.55, 18.73)( 12.17, 21.10)( 15.13, 19.45)
\newgray{shade}{0.7294}\psset{fillcolor=shade}\pspolygon( 52.20, 18.00)( 48.84, 19.68)( 50.88, 22.02)( 54.22, 20.39)
\newgray{shade}{0.7562}\psset{fillcolor=shade}\pspolygon( 37.94, 18.24)( 34.73, 19.92)( 36.97, 22.25)( 40.16, 20.63)
\newgray{shade}{0.7677}\psset{fillcolor=shade}\pspolygon( 32.42, 17.52)( 29.25, 19.21)( 31.58, 21.56)( 34.73, 19.92)
\newgray{shade}{0.7408}\psset{fillcolor=shade}\pspolygon( 46.74, 17.27)( 43.41, 18.96)( 45.55, 21.33)( 48.84, 19.68)
\newgray{shade}{0.7253}\psset{fillcolor=shade}\pspolygon( 55.63, 16.29)( 52.20, 18.00)( 54.22, 20.39)( 57.62, 18.72)
\newgray{shade}{0.7794}\psset{fillcolor=shade}\pspolygon( 26.85, 16.78)( 23.72, 18.49)( 26.14, 20.86)( 29.25, 19.21)
\newgray{shade}{0.7911}\psset{fillcolor=shade}\pspolygon( 21.23, 16.04)( 18.15, 17.76)( 20.66, 20.16)( 23.72, 18.49)
\newgray{shade}{0.8029}\psset{fillcolor=shade}\pspolygon( 15.57, 15.29)( 12.53, 17.03)( 15.13, 19.45)( 18.15, 17.76)
\newgray{shade}{0.7523}\psset{fillcolor=shade}\pspolygon( 41.22, 16.53)( 37.94, 18.24)( 40.16, 20.63)( 43.41, 18.96)
\newgray{shade}{0.7367}\psset{fillcolor=shade}\pspolygon( 50.12, 15.54)( 46.74, 17.27)( 48.84, 19.68)( 52.20, 18.00)
\newgray{shade}{0.7639}\psset{fillcolor=shade}\pspolygon( 35.66, 15.79)( 32.42, 17.52)( 34.73, 19.92)( 37.94, 18.24)
\newgray{shade}{0.7756}\psset{fillcolor=shade}\pspolygon( 30.05, 15.04)( 26.85, 16.78)( 29.25, 19.21)( 32.42, 17.52)
\newgray{shade}{0.7482}\psset{fillcolor=shade}\pspolygon( 44.57, 14.79)( 41.22, 16.53)( 43.41, 18.96)( 46.74, 17.27)
\newgray{shade}{0.7874}\psset{fillcolor=shade}\pspolygon( 24.38, 14.29)( 21.23, 16.04)( 23.72, 18.49)( 26.85, 16.78)
\newgray{shade}{0.7993}\psset{fillcolor=shade}\pspolygon( 18.67, 13.52)( 15.57, 15.29)( 18.15, 17.76)( 21.23, 16.04)
\newgray{shade}{0.7324}\psset{fillcolor=shade}\pspolygon( 53.59, 13.77)( 50.12, 15.54)( 52.20, 18.00)( 55.63, 16.29)
\newgray{shade}{0.7599}\psset{fillcolor=shade}\pspolygon( 38.96, 14.03)( 35.66, 15.79)( 37.94, 18.24)( 41.22, 16.53)
\newgray{shade}{0.7440}\psset{fillcolor=shade}\pspolygon( 47.99, 13.01)( 44.57, 14.79)( 46.74, 17.27)( 50.12, 15.54)
\newgray{shade}{0.7716}\psset{fillcolor=shade}\pspolygon( 33.30, 13.27)( 30.05, 15.04)( 32.42, 17.52)( 35.66, 15.79)
\newgray{shade}{0.7835}\psset{fillcolor=shade}\pspolygon( 27.60, 12.49)( 24.38, 14.29)( 26.85, 16.78)( 30.05, 15.04)
\newgray{shade}{0.7955}\psset{fillcolor=shade}\pspolygon( 21.84, 11.71)( 18.67, 13.52)( 21.23, 16.04)( 24.38, 14.29)
\newgray{shade}{0.7556}\psset{fillcolor=shade}\pspolygon( 42.34, 12.23)( 38.96, 14.03)( 41.22, 16.53)( 44.57, 14.79)
\newgray{shade}{0.7395}\psset{fillcolor=shade}\pspolygon( 51.48, 11.19)( 47.99, 13.01)( 50.12, 15.54)( 53.59, 13.77)
\newgray{shade}{0.7675}\psset{fillcolor=shade}\pspolygon( 36.63, 11.45)( 33.30, 13.27)( 35.66, 15.79)( 38.96, 14.03)
\newgray{shade}{0.7794}\psset{fillcolor=shade}\pspolygon( 30.88, 10.66)( 27.60, 12.49)( 30.05, 15.04)( 33.30, 13.27)
\newgray{shade}{0.7512}\psset{fillcolor=shade}\pspolygon( 45.78, 10.40)( 42.34, 12.23)( 44.57, 14.79)( 47.99, 13.01)
\newgray{shade}{0.7914}\psset{fillcolor=shade}\pspolygon( 25.07,  9.87)( 21.84, 11.71)( 24.38, 14.29)( 27.60, 12.49)
\newgray{shade}{0.7631}\psset{fillcolor=shade}\pspolygon( 40.03,  9.60)( 36.63, 11.45)( 38.96, 14.03)( 42.34, 12.23)
\newgray{shade}{0.7467}\psset{fillcolor=shade}\pspolygon( 49.30,  8.52)( 45.78, 10.40)( 47.99, 13.01)( 51.48, 11.19)
\newgray{shade}{0.7750}\psset{fillcolor=shade}\pspolygon( 34.23,  8.79)( 30.88, 10.66)( 33.30, 13.27)( 36.63, 11.45)
\newgray{shade}{0.7871}\psset{fillcolor=shade}\pspolygon( 28.38,  7.98)( 25.07,  9.87)( 27.60, 12.49)( 30.88, 10.66)
\newgray{shade}{0.7585}\psset{fillcolor=shade}\pspolygon( 43.51,  7.70)( 40.03,  9.60)( 42.34, 12.23)( 45.78, 10.40)
\newgray{shade}{0.7705}\psset{fillcolor=shade}\pspolygon( 37.66,  6.88)( 34.23,  8.79)( 36.63, 11.45)( 40.03,  9.60)
\newgray{shade}{0.7826}\psset{fillcolor=shade}\pspolygon( 31.76,  6.05)( 28.38,  7.98)( 30.88, 10.66)( 34.23,  8.79)
\newgray{shade}{0.7538}\psset{fillcolor=shade}\pspolygon( 47.06,  5.77)( 43.51,  7.70)( 45.78, 10.40)( 49.30,  8.52)
\newgray{shade}{0.7658}\psset{fillcolor=shade}\pspolygon( 41.16,  4.93)( 37.66,  6.88)( 40.03,  9.60)( 43.51,  7.70)
\newgray{shade}{0.7779}\psset{fillcolor=shade}\pspolygon( 35.21,  4.08)( 31.76,  6.05)( 34.23,  8.79)( 37.66,  6.88)
\newgray{shade}{0.7609}\psset{fillcolor=shade}\pspolygon( 44.74,  2.93)( 41.16,  4.93)( 43.51,  7.70)( 47.06,  5.77)
\newgray{shade}{0.7730}\psset{fillcolor=shade}\pspolygon( 38.74,  2.06)( 35.21,  4.08)( 37.66,  6.88)( 41.16,  4.93)
\newgray{shade}{0.7680}\psset{fillcolor=shade}\pspolygon( 42.36,  0.00)( 38.74,  2.06)( 41.16,  4.93)( 44.74,  2.93)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00, 92.50)( 44.53, 77.94)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 42.36,  0.00)( 44.53, 77.94)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 44.53, 77.94)( 71.89, 97.58)
\end{picture}
\end{array}$
\hspace{-61pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.62, 38.12)( 32.43, 47.72)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 32.43, 47.72)( 31.60,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 32.43, 47.72)( 75.36, 16.04)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.62, 38.12)(  0.00,102.12)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  5.62, 38.12)( 45.02,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00,102.12)( 31.60,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 31.60,107.50)( 83.42, 89.18)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 45.02,  0.00)( 75.36, 16.04)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 75.36, 16.04)( 83.42, 89.18)
% x axis
\put( 36.85,114.85){\begin{rotate}{54.448}\makebox(0,0)[lb]{\scalebox{0.760}{}}\end{rotate}}
\put( 31.60,107.50){\pscircle*{1.5pt}}
\put( 90.31, 99.04){\begin{rotate}{55.073}\makebox(0,0)[lb]{\scalebox{1.000}{}}\end{rotate}}
\put( 83.42, 89.18){\pscircle*{1.5pt}}
\put( 66.48,117.61){\begin{rotate}{0.000}\makebox(0,0)[lb]{}\end{rotate}}
% y axis
\put( 49.73,-10.68){\begin{rotate}{-66.210}\makebox(0,0)[lt]{\scalebox{0.920}{}}\end{rotate}}
\put( 45.02,  0.00){\pscircle*{1.5pt}}
\put( 79.89,  6.58){\begin{rotate}{-64.429}\makebox(0,0)[lt]{\scalebox{0.832}{}}\end{rotate}}
\put( 75.36, 16.04){\pscircle*{1.5pt}}
\put( 66.72, -4.03){\begin{rotate}{0.000}\makebox(0,0)[lt]{}\end{rotate}}
% z axis
\put( -2.53, 38.89){\begin{rotate}{-5.395}\makebox(0,0)[r]{\scalebox{0.716}{}}\end{rotate}}
\put(  5.62, 38.12){\pscircle*{1.5pt}}
\put( -9.54,102.56){\begin{rotate}{-2.622}\makebox(0,0)[r]{\scalebox{0.820}{}}\end{rotate}}
\put(  0.00,102.12){\pscircle*{1.5pt}}
\put(-22.59, 69.39){\begin{rotate}{0.000}\makebox(0,0)[r]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.6259}\psset{fillcolor=shade}\pspolygon( 33.34, 44.25)( 29.94, 46.83)( 32.43, 47.72)( 35.87, 45.19)
\newgray{shade}{0.6239}\psset{fillcolor=shade}\pspolygon( 30.78, 43.31)( 27.41, 45.92)( 29.94, 46.83)( 33.34, 44.25)
\newgray{shade}{0.6217}\psset{fillcolor=shade}\pspolygon( 28.18, 42.34)( 24.84, 45.00)( 27.41, 45.92)( 30.78, 43.31)
\newgray{shade}{0.6195}\psset{fillcolor=shade}\pspolygon( 25.54, 41.36)( 22.22, 44.07)( 24.84, 45.00)( 28.18, 42.34)
\newgray{shade}{0.6399}\psset{fillcolor=shade}\pspolygon( 36.91, 41.56)( 33.34, 44.25)( 35.87, 45.19)( 39.46, 42.54)
\newgray{shade}{0.6171}\psset{fillcolor=shade}\pspolygon( 22.85, 40.37)( 19.57, 43.12)( 22.22, 44.07)( 25.54, 41.36)
\newgray{shade}{0.6377}\psset{fillcolor=shade}\pspolygon( 34.32, 40.57)( 30.78, 43.31)( 33.34, 44.25)( 36.91, 41.56)
\newgray{shade}{0.6146}\psset{fillcolor=shade}\pspolygon( 20.11, 39.36)( 16.87, 42.15)( 19.57, 43.12)( 22.85, 40.37)
\newgray{shade}{0.6354}\psset{fillcolor=shade}\pspolygon( 31.68, 39.56)( 28.18, 42.34)( 30.78, 43.31)( 34.32, 40.57)
\newgray{shade}{0.6120}\psset{fillcolor=shade}\pspolygon( 17.33, 38.33)( 14.13, 41.17)( 16.87, 42.15)( 20.11, 39.36)
\newgray{shade}{0.6541}\psset{fillcolor=shade}\pspolygon( 40.64, 38.74)( 36.91, 41.56)( 39.46, 42.54)( 43.21, 39.76)
\newgray{shade}{0.6330}\psset{fillcolor=shade}\pspolygon( 29.01, 38.54)( 25.54, 41.36)( 28.18, 42.34)( 31.68, 39.56)
\newgray{shade}{0.6093}\psset{fillcolor=shade}\pspolygon( 14.51, 37.28)( 11.34, 40.17)( 14.13, 41.17)( 17.33, 38.33)
\newgray{shade}{0.6305}\psset{fillcolor=shade}\pspolygon( 26.28, 37.49)( 22.85, 40.37)( 25.54, 41.36)( 29.01, 38.54)
\newgray{shade}{0.6518}\psset{fillcolor=shade}\pspolygon( 38.02, 37.70)( 34.32, 40.57)( 36.91, 41.56)( 40.64, 38.74)
\newgray{shade}{0.6065}\psset{fillcolor=shade}\pspolygon( 11.63, 36.22)(  8.51, 39.15)( 11.34, 40.17)( 14.51, 37.28)
\newgray{shade}{0.6279}\psset{fillcolor=shade}\pspolygon( 23.51, 36.43)( 20.11, 39.36)( 22.85, 40.37)( 26.28, 37.49)
\newgray{shade}{0.6494}\psset{fillcolor=shade}\pspolygon( 35.35, 36.65)( 31.68, 39.56)( 34.32, 40.57)( 38.02, 37.70)
\newgray{shade}{0.6037}\psset{fillcolor=shade}\pspolygon(  8.71, 35.14)(  5.62, 38.12)(  8.51, 39.15)( 11.63, 36.22)
\newgray{shade}{0.6252}\psset{fillcolor=shade}\pspolygon( 20.70, 35.35)( 17.33, 38.33)( 20.11, 39.36)( 23.51, 36.43)
\newgray{shade}{0.6686}\psset{fillcolor=shade}\pspolygon( 44.55, 35.79)( 40.64, 38.74)( 43.21, 39.76)( 47.15, 36.86)
\newgray{shade}{0.6468}\psset{fillcolor=shade}\pspolygon( 32.64, 35.57)( 29.01, 38.54)( 31.68, 39.56)( 35.35, 36.65)
\newgray{shade}{0.6223}\psset{fillcolor=shade}\pspolygon( 17.83, 34.26)( 14.51, 37.28)( 17.33, 38.33)( 20.70, 35.35)
\newgray{shade}{0.6661}\psset{fillcolor=shade}\pspolygon( 41.90, 34.70)( 38.02, 37.70)( 40.64, 38.74)( 44.55, 35.79)
\newgray{shade}{0.6442}\psset{fillcolor=shade}\pspolygon( 29.88, 34.48)( 26.28, 37.49)( 29.01, 38.54)( 32.64, 35.57)
\newgray{shade}{0.6194}\psset{fillcolor=shade}\pspolygon( 14.91, 33.14)( 11.63, 36.22)( 14.51, 37.28)( 17.83, 34.26)
\newgray{shade}{0.6636}\psset{fillcolor=shade}\pspolygon( 39.20, 33.59)( 35.35, 36.65)( 38.02, 37.70)( 41.90, 34.70)
\newgray{shade}{0.6414}\psset{fillcolor=shade}\pspolygon( 27.08, 33.36)( 23.51, 36.43)( 26.28, 37.49)( 29.88, 34.48)
\newgray{shade}{0.6164}\psset{fillcolor=shade}\pspolygon( 11.95, 32.00)(  8.71, 35.14)( 11.63, 36.22)( 14.91, 33.14)
\newgray{shade}{0.6833}\psset{fillcolor=shade}\pspolygon( 48.65, 32.69)( 44.55, 35.79)( 47.15, 36.86)( 51.28, 33.81)
\newgray{shade}{0.6385}\psset{fillcolor=shade}\pspolygon( 24.22, 32.23)( 20.70, 35.35)( 23.51, 36.43)( 27.08, 33.36)
\newgray{shade}{0.6609}\psset{fillcolor=shade}\pspolygon( 36.46, 32.46)( 32.64, 35.57)( 35.35, 36.65)( 39.20, 33.59)
\newgray{shade}{0.6807}\psset{fillcolor=shade}\pspolygon( 45.97, 31.54)( 41.90, 34.70)( 44.55, 35.79)( 48.65, 32.69)
\newgray{shade}{0.6355}\psset{fillcolor=shade}\pspolygon( 21.32, 31.08)( 17.83, 34.26)( 20.70, 35.35)( 24.22, 32.23)
\newgray{shade}{0.6580}\psset{fillcolor=shade}\pspolygon( 33.66, 31.31)( 29.88, 34.48)( 32.64, 35.57)( 36.46, 32.46)
\newgray{shade}{0.6324}\psset{fillcolor=shade}\pspolygon( 18.36, 29.91)( 14.91, 33.14)( 17.83, 34.26)( 21.32, 31.08)
\newgray{shade}{0.6780}\psset{fillcolor=shade}\pspolygon( 43.24, 30.38)( 39.20, 33.59)( 41.90, 34.70)( 45.97, 31.54)
\newgray{shade}{0.6551}\psset{fillcolor=shade}\pspolygon( 30.82, 30.14)( 27.08, 33.36)( 29.88, 34.48)( 33.66, 31.31)
\newgray{shade}{0.6983}\psset{fillcolor=shade}\pspolygon( 52.96, 29.43)( 48.65, 32.69)( 51.28, 33.81)( 55.62, 30.61)
\newgray{shade}{0.6292}\psset{fillcolor=shade}\pspolygon( 15.35, 28.71)( 11.95, 32.00)( 14.91, 33.14)( 18.36, 29.91)
\newgray{shade}{0.6751}\psset{fillcolor=shade}\pspolygon( 40.46, 29.19)( 36.46, 32.46)( 39.20, 33.59)( 43.24, 30.38)
\newgray{shade}{0.6520}\psset{fillcolor=shade}\pspolygon( 27.93, 28.95)( 24.22, 32.23)( 27.08, 33.36)( 30.82, 30.14)
\newgray{shade}{0.6955}\psset{fillcolor=shade}\pspolygon( 50.25, 28.23)( 45.97, 31.54)( 48.65, 32.69)( 52.96, 29.43)
\newgray{shade}{0.6488}\psset{fillcolor=shade}\pspolygon( 24.98, 27.74)( 21.32, 31.08)( 24.22, 32.23)( 27.93, 28.95)
\newgray{shade}{0.6721}\psset{fillcolor=shade}\pspolygon( 37.64, 27.98)( 33.66, 31.31)( 36.46, 32.46)( 40.46, 29.19)
\newgray{shade}{0.6926}\psset{fillcolor=shade}\pspolygon( 47.49, 27.00)( 43.24, 30.38)( 45.97, 31.54)( 50.25, 28.23)
\newgray{shade}{0.6456}\psset{fillcolor=shade}\pspolygon( 21.98, 26.51)( 18.36, 29.91)( 21.32, 31.08)( 24.98, 27.74)
\newgray{shade}{0.6690}\psset{fillcolor=shade}\pspolygon( 34.76, 26.76)( 30.82, 30.14)( 33.66, 31.31)( 37.64, 27.98)
\newgray{shade}{0.7135}\psset{fillcolor=shade}\pspolygon( 57.49, 26.01)( 52.96, 29.43)( 55.62, 30.61)( 60.17, 27.25)
\newgray{shade}{0.6422}\psset{fillcolor=shade}\pspolygon( 18.92, 25.25)( 15.35, 28.71)( 18.36, 29.91)( 21.98, 26.51)
\newgray{shade}{0.6895}\psset{fillcolor=shade}\pspolygon( 44.68, 25.75)( 40.46, 29.19)( 43.24, 30.38)( 47.49, 27.00)
\newgray{shade}{0.6657}\psset{fillcolor=shade}\pspolygon( 31.83, 25.50)( 27.93, 28.95)( 30.82, 30.14)( 34.76, 26.76)
\newgray{shade}{0.7105}\psset{fillcolor=shade}\pspolygon( 54.75, 24.74)( 50.25, 28.23)( 52.96, 29.43)( 57.49, 26.01)
\newgray{shade}{0.6863}\psset{fillcolor=shade}\pspolygon( 41.82, 24.48)( 37.64, 27.98)( 40.46, 29.19)( 44.68, 25.75)
\newgray{shade}{0.6624}\psset{fillcolor=shade}\pspolygon( 28.84, 24.23)( 24.98, 27.74)( 27.93, 28.95)( 31.83, 25.50)
\newgray{shade}{0.7074}\psset{fillcolor=shade}\pspolygon( 51.96, 23.45)( 47.49, 27.00)( 50.25, 28.23)( 54.75, 24.74)
\newgray{shade}{0.7289}\psset{fillcolor=shade}\pspolygon( 62.26, 22.40)( 57.49, 26.01)( 60.17, 27.25)( 64.97, 23.71)
\newgray{shade}{0.6589}\psset{fillcolor=shade}\pspolygon( 25.79, 22.93)( 21.98, 26.51)( 24.98, 27.74)( 28.84, 24.23)
\newgray{shade}{0.6830}\psset{fillcolor=shade}\pspolygon( 38.90, 23.19)( 34.76, 26.76)( 37.64, 27.98)( 41.82, 24.48)
\newgray{shade}{0.7041}\psset{fillcolor=shade}\pspolygon( 49.12, 22.14)( 44.68, 25.75)( 47.49, 27.00)( 51.96, 23.45)
\newgray{shade}{0.6553}\psset{fillcolor=shade}\pspolygon( 22.69, 21.60)( 18.92, 25.25)( 21.98, 26.51)( 25.79, 22.93)
\newgray{shade}{0.7257}\psset{fillcolor=shade}\pspolygon( 59.49, 21.06)( 54.75, 24.74)( 57.49, 26.01)( 62.26, 22.40)
\newgray{shade}{0.6796}\psset{fillcolor=shade}\pspolygon( 35.93, 21.87)( 31.83, 25.50)( 34.76, 26.76)( 38.90, 23.19)
\newgray{shade}{0.7008}\psset{fillcolor=shade}\pspolygon( 46.22, 20.80)( 41.82, 24.48)( 44.68, 25.75)( 49.12, 22.14)
\newgray{shade}{0.6760}\psset{fillcolor=shade}\pspolygon( 32.90, 20.53)( 28.84, 24.23)( 31.83, 25.50)( 35.93, 21.87)
\newgray{shade}{0.7224}\psset{fillcolor=shade}\pspolygon( 56.67, 19.70)( 51.96, 23.45)( 54.75, 24.74)( 59.49, 21.06)
\newgray{shade}{0.7445}\psset{fillcolor=shade}\pspolygon( 67.29, 18.60)( 62.26, 22.40)( 64.97, 23.71)( 70.03, 19.98)
\newgray{shade}{0.6972}\psset{fillcolor=shade}\pspolygon( 43.27, 19.43)( 38.90, 23.19)( 41.82, 24.48)( 46.22, 20.80)
\newgray{shade}{0.6723}\psset{fillcolor=shade}\pspolygon( 29.82, 19.16)( 25.79, 22.93)( 28.84, 24.23)( 32.90, 20.53)
\newgray{shade}{0.7189}\psset{fillcolor=shade}\pspolygon( 53.80, 18.32)( 49.12, 22.14)( 51.96, 23.45)( 56.67, 19.70)
\newgray{shade}{0.7411}\psset{fillcolor=shade}\pspolygon( 64.50, 17.19)( 59.49, 21.06)( 62.26, 22.40)( 67.29, 18.60)
\newgray{shade}{0.6936}\psset{fillcolor=shade}\pspolygon( 40.26, 18.04)( 35.93, 21.87)( 38.90, 23.19)( 43.27, 19.43)
\newgray{shade}{0.6686}\psset{fillcolor=shade}\pspolygon( 26.67, 17.76)( 22.69, 21.60)( 25.79, 22.93)( 29.82, 19.16)
\newgray{shade}{0.7153}\psset{fillcolor=shade}\pspolygon( 50.87, 16.90)( 46.22, 20.80)( 49.12, 22.14)( 53.80, 18.32)
\newgray{shade}{0.7603}\psset{fillcolor=shade}\pspolygon( 72.60, 14.58)( 67.29, 18.60)( 70.03, 19.98)( 75.36, 16.04)
\newgray{shade}{0.7376}\psset{fillcolor=shade}\pspolygon( 61.65, 15.75)( 56.67, 19.70)( 59.49, 21.06)( 64.50, 17.19)
\newgray{shade}{0.6898}\psset{fillcolor=shade}\pspolygon( 37.19, 16.62)( 32.90, 20.53)( 35.93, 21.87)( 40.26, 18.04)
\newgray{shade}{0.7116}\psset{fillcolor=shade}\pspolygon( 47.88, 15.46)( 43.27, 19.43)( 46.22, 20.80)( 50.87, 16.90)
\newgray{shade}{0.6859}\psset{fillcolor=shade}\pspolygon( 34.06, 15.17)( 29.82, 19.16)( 32.90, 20.53)( 37.19, 16.62)
\newgray{shade}{0.7339}\psset{fillcolor=shade}\pspolygon( 58.75, 14.29)( 53.80, 18.32)( 56.67, 19.70)( 61.65, 15.75)
\newgray{shade}{0.7567}\psset{fillcolor=shade}\pspolygon( 69.78, 13.09)( 64.50, 17.19)( 67.29, 18.60)( 72.60, 14.58)
\newgray{shade}{0.7077}\psset{fillcolor=shade}\pspolygon( 44.84, 13.99)( 40.26, 18.04)( 43.27, 19.43)( 47.88, 15.46)
\newgray{shade}{0.6819}\psset{fillcolor=shade}\pspolygon( 30.87, 13.69)( 26.67, 17.76)( 29.82, 19.16)( 34.06, 15.17)
\newgray{shade}{0.7300}\psset{fillcolor=shade}\pspolygon( 55.78, 12.79)( 50.87, 16.90)( 53.80, 18.32)( 58.75, 14.29)
\newgray{shade}{0.7529}\psset{fillcolor=shade}\pspolygon( 66.91, 11.57)( 61.65, 15.75)( 64.50, 17.19)( 69.78, 13.09)
\newgray{shade}{0.7037}\psset{fillcolor=shade}\pspolygon( 41.73, 12.49)( 37.19, 16.62)( 40.26, 18.04)( 44.84, 13.99)
\newgray{shade}{0.7260}\psset{fillcolor=shade}\pspolygon( 52.76, 11.27)( 47.88, 15.46)( 50.87, 16.90)( 55.78, 12.79)
\newgray{shade}{0.7489}\psset{fillcolor=shade}\pspolygon( 63.98, 10.02)( 58.75, 14.29)( 61.65, 15.75)( 66.91, 11.57)
\newgray{shade}{0.6996}\psset{fillcolor=shade}\pspolygon( 38.55, 10.96)( 34.06, 15.17)( 37.19, 16.62)( 41.73, 12.49)
\newgray{shade}{0.7219}\psset{fillcolor=shade}\pspolygon( 49.67,  9.71)( 44.84, 13.99)( 47.88, 15.46)( 52.76, 11.27)
\newgray{shade}{0.7448}\psset{fillcolor=shade}\pspolygon( 60.98,  8.44)( 55.78, 12.79)( 58.75, 14.29)( 63.98, 10.02)
\newgray{shade}{0.6953}\psset{fillcolor=shade}\pspolygon( 35.31,  9.39)( 30.87, 13.69)( 34.06, 15.17)( 38.55, 10.96)
\newgray{shade}{0.7177}\psset{fillcolor=shade}\pspolygon( 46.52,  8.12)( 41.73, 12.49)( 44.84, 13.99)( 49.67,  9.71)
\newgray{shade}{0.7406}\psset{fillcolor=shade}\pspolygon( 57.92,  6.82)( 52.76, 11.27)( 55.78, 12.79)( 60.98,  8.44)
\newgray{shade}{0.7133}\psset{fillcolor=shade}\pspolygon( 43.31,  6.50)( 38.55, 10.96)( 41.73, 12.49)( 46.52,  8.12)
\newgray{shade}{0.7362}\psset{fillcolor=shade}\pspolygon( 54.80,  5.17)( 49.67,  9.71)( 52.76, 11.27)( 57.92,  6.82)
\newgray{shade}{0.7088}\psset{fillcolor=shade}\pspolygon( 40.02,  4.84)( 35.31,  9.39)( 38.55, 10.96)( 43.31,  6.50)
\newgray{shade}{0.7317}\psset{fillcolor=shade}\pspolygon( 51.61,  3.48)( 46.52,  8.12)( 49.67,  9.71)( 54.80,  5.17)
\newgray{shade}{0.7270}\psset{fillcolor=shade}\pspolygon( 48.35,  1.76)( 43.31,  6.50)( 46.52,  8.12)( 51.61,  3.48)
\newgray{shade}{0.7223}\psset{fillcolor=shade}\pspolygon( 45.02,  0.00)( 40.02,  4.84)( 43.31,  6.50)( 48.35,  1.76)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00,102.12)( 46.81, 79.24)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 45.02,  0.00)( 46.81, 79.24)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 46.81, 79.24)( 83.42, 89.18)
\end{picture}
\end{array}$
\hspace{-35pt}\mbox{}&
$\begin{array}[c]{c}
\begin{picture}(140.00,140.00)(-32.50,-32.50)
\psset{unit=1pt}
% rear edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.05, 47.40)( 29.38, 52.34)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 29.38, 52.34)( 28.89,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 29.38, 52.34)( 77.58, 10.19)
% side edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.05, 47.40)(  0.00,105.07)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  3.05, 47.40)( 42.80,  0.00)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00,105.07)( 28.89,107.50)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 28.89,107.50)( 83.36, 86.06)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 42.80,  0.00)( 77.58, 10.19)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 77.58, 10.19)( 83.36, 86.06)
% x axis
\put( 33.94,113.52){\begin{rotate}{50.043}\makebox(0,0)[lb]{\scalebox{0.686}{}}\end{rotate}}
\put( 28.89,107.50){\pscircle*{1.5pt}}
\put( 90.73, 94.99){\begin{rotate}{50.474}\makebox(0,0)[lb]{\scalebox{1.000}{}}\end{rotate}}
\put( 83.36, 86.06){\pscircle*{1.5pt}}
\put( 65.85,116.84){\begin{rotate}{0.000}\makebox(0,0)[lb]{}\end{rotate}}
% y axis
\put( 46.34,-10.99){\begin{rotate}{-72.141}\makebox(0,0)[lt]{\scalebox{0.950}{}}\end{rotate}}
\put( 42.80,  0.00){\pscircle*{1.5pt}}
\put( 81.41,  0.10){\begin{rotate}{-69.194}\makebox(0,0)[lt]{\scalebox{0.882}{}}\end{rotate}}
\put( 77.58, 10.19){\pscircle*{1.5pt}}
\put( 65.60, -8.40){\begin{rotate}{0.000}\makebox(0,0)[lt]{}\end{rotate}}
% z axis
\put( -3.73, 48.45){\begin{rotate}{-8.817}\makebox(0,0)[r]{\scalebox{0.659}{}}\end{rotate}}
\put(  3.05, 47.40){\pscircle*{1.5pt}}
\put( -7.38,105.59){\begin{rotate}{-4.013}\makebox(0,0)[r]{\scalebox{0.710}{}}\end{rotate}}
\put(  0.00,105.07){\pscircle*{1.5pt}}
\put(-21.36, 77.55){\begin{rotate}{0.000}\makebox(0,0)[r]{}\end{rotate}}
% surface
\psset{fillstyle=solid,linewidth=0.2pt,linecolor=darkgray}
\newgray{shade}{0.5472}\psset{fillcolor=shade}\pspolygon( 30.29, 48.78)( 26.86, 51.87)( 29.38, 52.34)( 32.87, 49.28)
\newgray{shade}{0.5445}\psset{fillcolor=shade}\pspolygon( 27.68, 48.27)( 24.31, 51.39)( 26.86, 51.87)( 30.29, 48.78)
\newgray{shade}{0.5417}\psset{fillcolor=shade}\pspolygon( 25.05, 47.76)( 21.74, 50.91)( 24.31, 51.39)( 27.68, 48.27)
\newgray{shade}{0.5389}\psset{fillcolor=shade}\pspolygon( 22.39, 47.24)( 19.15, 50.42)( 21.74, 50.91)( 25.05, 47.76)
\newgray{shade}{0.5360}\psset{fillcolor=shade}\pspolygon( 19.71, 46.72)( 16.53, 49.93)( 19.15, 50.42)( 22.39, 47.24)
\newgray{shade}{0.5331}\psset{fillcolor=shade}\pspolygon( 17.00, 46.20)( 13.89, 49.43)( 16.53, 49.93)( 19.71, 46.72)
\newgray{shade}{0.5301}\psset{fillcolor=shade}\pspolygon( 14.26, 45.66)( 11.21, 48.93)( 13.89, 49.43)( 17.00, 46.20)
\newgray{shade}{0.5271}\psset{fillcolor=shade}\pspolygon( 11.49, 45.12)(  8.52, 48.43)( 11.21, 48.93)( 14.26, 45.66)
\newgray{shade}{0.5644}\psset{fillcolor=shade}\pspolygon( 33.94, 45.50)( 30.29, 48.78)( 32.87, 49.28)( 36.59, 46.03)
\newgray{shade}{0.5240}\psset{fillcolor=shade}\pspolygon(  8.70, 44.58)(  5.80, 47.92)(  8.52, 48.43)( 11.49, 45.12)
\newgray{shade}{0.5614}\psset{fillcolor=shade}\pspolygon( 31.27, 44.96)( 27.68, 48.27)( 30.29, 48.78)( 33.94, 45.50)
\newgray{shade}{0.5210}\psset{fillcolor=shade}\pspolygon(  5.87, 44.03)(  3.05, 47.40)(  5.80, 47.92)(  8.70, 44.58)
\newgray{shade}{0.5585}\psset{fillcolor=shade}\pspolygon( 28.57, 44.42)( 25.05, 47.76)( 27.68, 48.27)( 31.27, 44.96)
\newgray{shade}{0.5554}\psset{fillcolor=shade}\pspolygon( 25.85, 43.86)( 22.39, 47.24)( 25.05, 47.76)( 28.57, 44.42)
\newgray{shade}{0.5524}\psset{fillcolor=shade}\pspolygon( 23.09, 43.31)( 19.71, 46.72)( 22.39, 47.24)( 25.85, 43.86)
\newgray{shade}{0.5492}\psset{fillcolor=shade}\pspolygon( 20.31, 42.75)( 17.00, 46.20)( 19.71, 46.72)( 23.09, 43.31)
\newgray{shade}{0.5460}\psset{fillcolor=shade}\pspolygon( 17.50, 42.18)( 14.26, 45.66)( 17.00, 46.20)( 20.31, 42.75)
\newgray{shade}{0.5428}\psset{fillcolor=shade}\pspolygon( 14.66, 41.60)( 11.49, 45.12)( 14.26, 45.66)( 17.50, 42.18)
\newgray{shade}{0.5819}\psset{fillcolor=shade}\pspolygon( 37.83, 42.01)( 33.94, 45.50)( 36.59, 46.03)( 40.54, 42.58)
\newgray{shade}{0.5396}\psset{fillcolor=shade}\pspolygon( 11.79, 41.02)(  8.70, 44.58)( 11.49, 45.12)( 14.66, 41.60)
\newgray{shade}{0.5788}\psset{fillcolor=shade}\pspolygon( 35.09, 41.43)( 31.27, 44.96)( 33.94, 45.50)( 37.83, 42.01)
\newgray{shade}{0.5363}\psset{fillcolor=shade}\pspolygon(  8.89, 40.44)(  5.87, 44.03)(  8.70, 44.58)( 11.79, 41.02)
\newgray{shade}{0.5756}\psset{fillcolor=shade}\pspolygon( 32.33, 40.85)( 28.57, 44.42)( 31.27, 44.96)( 35.09, 41.43)
\newgray{shade}{0.5723}\psset{fillcolor=shade}\pspolygon( 29.53, 40.26)( 25.85, 43.86)( 28.57, 44.42)( 32.33, 40.85)
\newgray{shade}{0.5690}\psset{fillcolor=shade}\pspolygon( 26.70, 39.67)( 23.09, 43.31)( 25.85, 43.86)( 29.53, 40.26)
\newgray{shade}{0.5657}\psset{fillcolor=shade}\pspolygon( 23.85, 39.07)( 20.31, 42.75)( 23.09, 43.31)( 26.70, 39.67)
\newgray{shade}{0.5623}\psset{fillcolor=shade}\pspolygon( 20.96, 38.46)( 17.50, 42.18)( 20.31, 42.75)( 23.85, 39.07)
\newgray{shade}{0.5998}\psset{fillcolor=shade}\pspolygon( 41.99, 38.27)( 37.83, 42.01)( 40.54, 42.58)( 44.77, 38.88)
\newgray{shade}{0.5588}\psset{fillcolor=shade}\pspolygon( 18.04, 37.84)( 14.66, 41.60)( 17.50, 42.18)( 20.96, 38.46)
\newgray{shade}{0.5964}\psset{fillcolor=shade}\pspolygon( 39.18, 37.66)( 35.09, 41.43)( 37.83, 42.01)( 41.99, 38.27)
\newgray{shade}{0.5554}\psset{fillcolor=shade}\pspolygon( 15.09, 37.22)( 11.79, 41.02)( 14.66, 41.60)( 18.04, 37.84)
\newgray{shade}{0.5518}\psset{fillcolor=shade}\pspolygon( 12.11, 36.60)(  8.89, 40.44)( 11.79, 41.02)( 15.09, 37.22)
\newgray{shade}{0.5930}\psset{fillcolor=shade}\pspolygon( 36.34, 37.04)( 32.33, 40.85)( 35.09, 41.43)( 39.18, 37.66)
\newgray{shade}{0.5895}\psset{fillcolor=shade}\pspolygon( 33.46, 36.41)( 29.53, 40.26)( 32.33, 40.85)( 36.34, 37.04)
\newgray{shade}{0.5860}\psset{fillcolor=shade}\pspolygon( 30.56, 35.77)( 26.70, 39.67)( 29.53, 40.26)( 33.46, 36.41)
\newgray{shade}{0.5824}\psset{fillcolor=shade}\pspolygon( 27.63, 35.13)( 23.85, 39.07)( 26.70, 39.67)( 30.56, 35.77)
\newgray{shade}{0.5788}\psset{fillcolor=shade}\pspolygon( 24.66, 34.48)( 20.96, 38.46)( 23.85, 39.07)( 27.63, 35.13)
\newgray{shade}{0.6180}\psset{fillcolor=shade}\pspolygon( 46.43, 34.28)( 41.99, 38.27)( 44.77, 38.88)( 49.28, 34.93)
\newgray{shade}{0.5751}\psset{fillcolor=shade}\pspolygon( 21.66, 33.82)( 18.04, 37.84)( 20.96, 38.46)( 24.66, 34.48)
\newgray{shade}{0.6144}\psset{fillcolor=shade}\pspolygon( 43.55, 33.62)( 39.18, 37.66)( 41.99, 38.27)( 46.43, 34.28)
\newgray{shade}{0.5714}\psset{fillcolor=shade}\pspolygon( 18.62, 33.16)( 15.09, 37.22)( 18.04, 37.84)( 21.66, 33.82)
\newgray{shade}{0.6107}\psset{fillcolor=shade}\pspolygon( 40.63, 32.95)( 36.34, 37.04)( 39.18, 37.66)( 43.55, 33.62)
\newgray{shade}{0.5676}\psset{fillcolor=shade}\pspolygon( 15.56, 32.48)( 12.11, 36.60)( 15.09, 37.22)( 18.62, 33.16)
\newgray{shade}{0.6070}\psset{fillcolor=shade}\pspolygon( 37.68, 32.28)( 33.46, 36.41)( 36.34, 37.04)( 40.63, 32.95)
\newgray{shade}{0.6032}\psset{fillcolor=shade}\pspolygon( 34.70, 31.60)( 30.56, 35.77)( 33.46, 36.41)( 37.68, 32.28)
\newgray{shade}{0.5994}\psset{fillcolor=shade}\pspolygon( 31.68, 30.91)( 27.63, 35.13)( 30.56, 35.77)( 34.70, 31.60)
\newgray{shade}{0.6366}\psset{fillcolor=shade}\pspolygon( 51.20, 30.00)( 46.43, 34.28)( 49.28, 34.93)( 54.12, 30.70)
\newgray{shade}{0.5955}\psset{fillcolor=shade}\pspolygon( 28.63, 30.21)( 24.66, 34.48)( 27.63, 35.13)( 31.68, 30.91)
\newgray{shade}{0.5916}\psset{fillcolor=shade}\pspolygon( 25.54, 29.50)( 21.66, 33.82)( 24.66, 34.48)( 28.63, 30.21)
\newgray{shade}{0.6327}\psset{fillcolor=shade}\pspolygon( 48.24, 29.29)( 43.55, 33.62)( 46.43, 34.28)( 51.20, 30.00)
\newgray{shade}{0.5876}\psset{fillcolor=shade}\pspolygon( 22.42, 28.79)( 18.62, 33.16)( 21.66, 33.82)( 25.54, 29.50)
\newgray{shade}{0.6287}\psset{fillcolor=shade}\pspolygon( 45.24, 28.57)( 40.63, 32.95)( 43.55, 33.62)( 48.24, 29.29)
\newgray{shade}{0.5836}\psset{fillcolor=shade}\pspolygon( 19.26, 28.07)( 15.56, 32.48)( 18.62, 33.16)( 22.42, 28.79)
\newgray{shade}{0.6247}\psset{fillcolor=shade}\pspolygon( 42.21, 27.85)( 37.68, 32.28)( 40.63, 32.95)( 45.24, 28.57)
\newgray{shade}{0.6207}\psset{fillcolor=shade}\pspolygon( 39.14, 27.12)( 34.70, 31.60)( 37.68, 32.28)( 42.21, 27.85)
\newgray{shade}{0.6166}\psset{fillcolor=shade}\pspolygon( 36.04, 26.37)( 31.68, 30.91)( 34.70, 31.60)( 39.14, 27.12)
\newgray{shade}{0.6553}\psset{fillcolor=shade}\pspolygon( 56.32, 25.39)( 51.20, 30.00)( 54.12, 30.70)( 59.33, 26.15)
\newgray{shade}{0.6124}\psset{fillcolor=shade}\pspolygon( 32.90, 25.62)( 28.63, 30.21)( 31.68, 30.91)( 36.04, 26.37)
\newgray{shade}{0.6511}\psset{fillcolor=shade}\pspolygon( 53.28, 24.63)( 48.24, 29.29)( 51.20, 30.00)( 56.32, 25.39)
\newgray{shade}{0.6082}\psset{fillcolor=shade}\pspolygon( 29.72, 24.86)( 25.54, 29.50)( 28.63, 30.21)( 32.90, 25.62)
\newgray{shade}{0.6040}\psset{fillcolor=shade}\pspolygon( 26.50, 24.09)( 22.42, 28.79)( 25.54, 29.50)( 29.72, 24.86)
\newgray{shade}{0.6469}\psset{fillcolor=shade}\pspolygon( 50.20, 23.86)( 45.24, 28.57)( 48.24, 29.29)( 53.28, 24.63)
\newgray{shade}{0.5997}\psset{fillcolor=shade}\pspolygon( 23.25, 23.31)( 19.26, 28.07)( 22.42, 28.79)( 26.50, 24.09)
\newgray{shade}{0.6426}\psset{fillcolor=shade}\pspolygon( 47.08, 23.08)( 42.21, 27.85)( 45.24, 28.57)( 50.20, 23.86)
\newgray{shade}{0.6383}\psset{fillcolor=shade}\pspolygon( 43.93, 22.29)( 39.14, 27.12)( 42.21, 27.85)( 47.08, 23.08)
\newgray{shade}{0.6339}\psset{fillcolor=shade}\pspolygon( 40.73, 21.49)( 36.04, 26.37)( 39.14, 27.12)( 43.93, 22.29)
\newgray{shade}{0.6743}\psset{fillcolor=shade}\pspolygon( 61.85, 20.43)( 56.32, 25.39)( 59.33, 26.15)( 64.94, 21.24)
\newgray{shade}{0.6294}\psset{fillcolor=shade}\pspolygon( 37.50, 20.67)( 32.90, 25.62)( 36.04, 26.37)( 40.73, 21.49)
\newgray{shade}{0.6698}\psset{fillcolor=shade}\pspolygon( 58.72, 19.60)( 53.28, 24.63)( 56.32, 25.39)( 61.85, 20.43)
\newgray{shade}{0.6249}\psset{fillcolor=shade}\pspolygon( 34.22, 19.85)( 29.72, 24.86)( 32.90, 25.62)( 37.50, 20.67)
\newgray{shade}{0.6652}\psset{fillcolor=shade}\pspolygon( 55.55, 18.77)( 50.20, 23.86)( 53.28, 24.63)( 58.72, 19.60)
\newgray{shade}{0.6204}\psset{fillcolor=shade}\pspolygon( 30.91, 19.02)( 26.50, 24.09)( 29.72, 24.86)( 34.22, 19.85)
\newgray{shade}{0.6606}\psset{fillcolor=shade}\pspolygon( 52.35, 17.93)( 47.08, 23.08)( 50.20, 23.86)( 55.55, 18.77)
\newgray{shade}{0.6158}\psset{fillcolor=shade}\pspolygon( 27.55, 18.18)( 23.25, 23.31)( 26.50, 24.09)( 30.91, 19.02)
\newgray{shade}{0.6560}\psset{fillcolor=shade}\pspolygon( 49.10, 17.07)( 43.93, 22.29)( 47.08, 23.08)( 52.35, 17.93)
\newgray{shade}{0.6933}\psset{fillcolor=shade}\pspolygon( 67.83, 15.06)( 61.85, 20.43)( 64.94, 21.24)( 71.00, 15.94)
\newgray{shade}{0.6512}\psset{fillcolor=shade}\pspolygon( 45.81, 16.20)( 40.73, 21.49)( 43.93, 22.29)( 49.10, 17.07)
\newgray{shade}{0.6465}\psset{fillcolor=shade}\pspolygon( 42.47, 15.33)( 37.50, 20.67)( 40.73, 21.49)( 45.81, 16.20)
\newgray{shade}{0.6885}\psset{fillcolor=shade}\pspolygon( 64.61, 14.17)( 58.72, 19.60)( 61.85, 20.43)( 67.83, 15.06)
\newgray{shade}{0.6417}\psset{fillcolor=shade}\pspolygon( 39.10, 14.44)( 34.22, 19.85)( 37.50, 20.67)( 42.47, 15.33)
\newgray{shade}{0.6836}\psset{fillcolor=shade}\pspolygon( 61.35, 13.26)( 55.55, 18.77)( 58.72, 19.60)( 64.61, 14.17)
\newgray{shade}{0.6369}\psset{fillcolor=shade}\pspolygon( 35.68, 13.54)( 30.91, 19.02)( 34.22, 19.85)( 39.10, 14.44)
\newgray{shade}{0.6787}\psset{fillcolor=shade}\pspolygon( 58.05, 12.35)( 52.35, 17.93)( 55.55, 18.77)( 61.35, 13.26)
\newgray{shade}{0.6320}\psset{fillcolor=shade}\pspolygon( 32.21, 12.62)( 27.55, 18.18)( 30.91, 19.02)( 35.68, 13.54)
\newgray{shade}{0.6737}\psset{fillcolor=shade}\pspolygon( 54.70, 11.42)( 49.10, 17.07)( 52.35, 17.93)( 58.05, 12.35)
\newgray{shade}{0.7124}\psset{fillcolor=shade}\pspolygon( 74.31,  9.23)( 67.83, 15.06)( 71.00, 15.94)( 77.58, 10.19)
\newgray{shade}{0.6686}\psset{fillcolor=shade}\pspolygon( 51.31, 10.48)( 45.81, 16.20)( 49.10, 17.07)( 54.70, 11.42)
\newgray{shade}{0.7072}\psset{fillcolor=shade}\pspolygon( 71.00,  8.26)( 64.61, 14.17)( 67.83, 15.06)( 74.31,  9.23)
\newgray{shade}{0.6635}\psset{fillcolor=shade}\pspolygon( 47.87,  9.52)( 42.47, 15.33)( 45.81, 16.20)( 51.31, 10.48)
\newgray{shade}{0.7019}\psset{fillcolor=shade}\pspolygon( 67.64,  7.28)( 61.35, 13.26)( 64.61, 14.17)( 71.00,  8.26)
\newgray{shade}{0.6584}\psset{fillcolor=shade}\pspolygon( 44.39,  8.56)( 39.10, 14.44)( 42.47, 15.33)( 47.87,  9.52)
\newgray{shade}{0.6533}\psset{fillcolor=shade}\pspolygon( 40.86,  7.58)( 35.68, 13.54)( 39.10, 14.44)( 44.39,  8.56)
\newgray{shade}{0.6966}\psset{fillcolor=shade}\pspolygon( 64.24,  6.28)( 58.05, 12.35)( 61.35, 13.26)( 67.64,  7.28)
\newgray{shade}{0.6481}\psset{fillcolor=shade}\pspolygon( 37.28,  6.58)( 32.21, 12.62)( 35.68, 13.54)( 40.86,  7.58)
\newgray{shade}{0.6913}\psset{fillcolor=shade}\pspolygon( 60.79,  5.27)( 54.70, 11.42)( 58.05, 12.35)( 64.24,  6.28)
\newgray{shade}{0.6859}\psset{fillcolor=shade}\pspolygon( 57.29,  4.25)( 51.31, 10.48)( 54.70, 11.42)( 60.79,  5.27)
\newgray{shade}{0.6805}\psset{fillcolor=shade}\pspolygon( 53.75,  3.21)( 47.87,  9.52)( 51.31, 10.48)( 57.29,  4.25)
\newgray{shade}{0.6750}\psset{fillcolor=shade}\pspolygon( 50.15,  2.15)( 44.39,  8.56)( 47.87,  9.52)( 53.75,  3.21)
\newgray{shade}{0.6695}\psset{fillcolor=shade}\pspolygon( 46.50,  1.08)( 40.86,  7.58)( 44.39,  8.56)( 50.15,  2.15)
\newgray{shade}{0.6640}\psset{fillcolor=shade}\pspolygon( 42.80,  0.00)( 37.28,  6.58)( 40.86,  7.58)( 46.50,  1.08)
% front edges
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}(  0.00,105.07)( 43.98, 80.61)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 42.80,  0.00)( 43.98, 80.61)
\psline[linestyle=dotted,linewidth=0.9pt,linecolor=black,fillstyle=none]{-}( 43.98, 80.61)( 83.36, 86.06)
\end{picture}
\end{array}$
\\[-20pt]
\bottomrule
\end{tabular}