[Numpy-tickets] [NumPy] #557: pinv sefgaults with empty arrays

NumPy numpy-tickets@scipy....
Thu Jul 26 05:37:30 CDT 2007

#557: pinv sefgaults with empty arrays
 Reporter:  cdavid        |       Owner:  somebody
     Type:  defect        |      Status:  new     
 Priority:  normal        |   Milestone:          
Component:  numpy.linalg  |     Version:  none    
 Severity:  normal        |    Keywords:          
 This is a copy of ticket 381 from scipy:

 "When I create an empty matrix and ask for the .I attribute, scipy
 crashes. I think this operation should raise an exception not crash scipy.
 Details are below."


 Python 2.5 (r25:51908, Sep 19 2006, 09:52:17) [MSC v.1310 32 bit (Intel)]
 on win32
 Type "help", "copyright", "credits" or "license" for more information.
 >>> import scipy
 >>> scipy.version.version
 >>> scipy.version.release
 >>> x = scipy.matrix([])
 >>> x.I
  ** On entry to DGESDD parameter number 10 had an illegal value

Ticket URL: <http://projects.scipy.org/scipy/numpy/ticket/557>
NumPy <http://projects.scipy.org/scipy/numpy>
The fundamental package needed for scientific computing with Python.

More information about the Numpy-tickets mailing list