[Scipy-tickets] [SciPy] #1304: scipy.linalg.inv ignores "overwrite_a = True" option (was: lobpcg fails on some machines for trivial problems)

SciPy Trac scipy-tickets@scipy....
Wed Oct 13 16:02:53 CDT 2010

#1304: scipy.linalg.inv ignores "overwrite_a = True" option
 Reporter:  nicki   |       Owner:  somebody
     Type:  defect  |      Status:  new     
 Priority:  normal  |   Milestone:  0.9.0   
Component:  Other   |     Version:  0.8.0   
 Keywords:          |  

Comment(by nicki):

 One thing I've found now is that line line 131 of lobpcg.py,

    sla.inv( gramVBV, overwrite_a = True )

 gramVBV does *not* get overwritten. I'm sure this is the culprit; renaming
 the issue.


Ticket URL: <http://projects.scipy.org/scipy/ticket/1304#comment:1>
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