NAG Library Manual, Mark 30
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NAG CL Interface Introduction
Example description

nag_eigen_real_gen_quad (f02jcc) Example Program Results

Eigenvalue(  1) = (-3.8513e+00,  0.0000e+00)
Eigenvalue(  2) = (-5.9217e-01,  8.0280e-01)
Eigenvalue(  3) = (-5.9217e-01, -8.0280e-01)
Eigenvalue(  4) = ( 5.2326e-01,  6.2251e-01)
Eigenvalue(  5) = ( 5.2326e-01, -6.2251e-01)
Eigenvalue(  6) = ( 7.8909e-01,  0.0000e+00)

 Right eigenvectors (matrix VR)
         1       2       3       4       5       6
 1  -0.2108  0.3751 -0.1877 -0.6593  0.0424 -0.3478
 2   0.7695  0.5020 -0.2433  0.0302  0.0197  0.8277
 3  -0.6028  0.7162  0.0000  0.7498  0.0000 -0.4405

 Left eigenvectors (matrix VL)
         1       2       3       4       5       6
 1   0.1052  0.7816  0.0000  0.8079  0.0000  0.0358
 2   0.7381  0.5075 -0.1352 -0.1124 -0.0314  0.7072
 3  -0.6664  0.3202 -0.1038 -0.5704  0.0913 -0.7061

Eigenvalue Condition numbers
 1   2.3092e+00
 2   7.0275e-01
 3   7.0275e-01
 4   2.7013e+00
 5   2.7013e+00
 6   2.0144e+00

Backward errors for eigenvalues and right eigenvectors
  All errors are less than 10 times machine precision

Backward errors for eigenvalues and left eigenvectors
  All errors are less than 10 times machine precision