Symmetric Examples: Kriz [3,2,1] and Harting        
    s11        s22        s33        s12        s21        s13        s31        s23        s32          X         Y         Z
 +0.300e+01 +0.200e+01 +0.100e+01 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.00e+00 +0.00e+00 +0.00e+00 
 +0.300e+01 -0.200e+01 +0.100e+01 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.50e+00 +0.00e+00 +0.00e+00
 -0.300e+01 -0.200e+01 +0.100e+01 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.000e+00 +0.00e+00 +0.00e+00 -0.50e+00
 -0.069e+03 -0.018e+03 +0.274e+03 -0.074e+03 -0.074e+03 +0.021e+03 +0.021e+03 -0.041e+03 -0.041e+03 +0.50e+00 +0.00e+00 -0.50e+00