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PDLAHQR error message

PostPosted: Tue Sep 24, 2013 7:39 am
by Karlla
Dear all,

I'm trying to find the eigenvalues of a 30x30 matrix with PDLAHQR. However, it gives out
{ 0, 0}: On entry to PDLAHQR parameter number 705 had an illegal value
-705

Could you please help me out with that?

Best regards and thanks,
Karlla