[NumPy-Tickets] [NumPy] #2192: Inverse of a singular matrix -Bug

NumPy Trac numpy-tickets@scipy....
Wed Aug 1 10:44:44 CDT 2012


#2192: Inverse of a singular matrix -Bug
---------------------------+------------------------------------------------
  Reporter:  Amit001       |       Owner:  pv         
      Type:  defect        |      Status:  closed     
  Priority:  normal        |   Milestone:  Unscheduled
 Component:  numpy.linalg  |     Version:  1.6.1      
Resolution:  invalid       |    Keywords:             
---------------------------+------------------------------------------------
Changes (by pv):

  * status:  new => closed
  * resolution:  => invalid


Comment:

 This is a floating point issue, common to all numerical computation
 libraries.
 In floating point, it is in general not possible to detect whether a
 matrix is exactly singular due to rounding error.

-- 
Ticket URL: <http://projects.scipy.org/numpy/ticket/2192#comment:1>
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