[Scipy-tickets] [SciPy] #1159: Use ARPACK to implement eigs? (wrong eigenvalues generated by linalg.eigh/DSYEVR)

SciPy Trac scipy-tickets@scipy....
Sat Dec 11 17:33:22 CST 2010


#1159: Use ARPACK to implement eigs? (wrong eigenvalues generated by
linalg.eigh/DSYEVR)
------------------------------------------------+---------------------------
 Reporter:  ysr                                 |       Owner:  somebody
     Type:  defect                              |      Status:  reopened
 Priority:  normal                              |   Milestone:  0.9.0   
Component:  scipy.linalg                        |     Version:  0.7.0   
 Keywords:  eigenvalue, hermitian, eigenvector  |  
------------------------------------------------+---------------------------

Comment(by pv):

 The same bug appears also in the DSYEVX routine, so switching to it does
 not help.

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Ticket URL: <http://projects.scipy.org/scipy/ticket/1159#comment:7>
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