Harting-Yaman case-1 7-01-04 Eigen-values (Principal stresses) 0.100E+01 -0.200E+01 0.300E+01 0.292E+03 0.178E+03 0.100E+01 0.462E+02 -0.143E+03 -0.207E+01 -0.163E+03 -0.404E+03 -0.661E+01