[Octave-bug-tracker] [bug #49519] SparseComplexMatrix::solve numeric factorization

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?49519>

                 Summary: SparseComplexMatrix::solve numeric factorization
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Wed 02 Nov 2016 08:11:27 PM UTC
                Category: Libraries
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: WTF, Matlab?!?
                  Status: None
             Assigned to: None
         Originator Name: Mark A. Horn
        Originator Email: address@hidden
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 4.0.0
        Operating System: GNU/Linux

    _______________________________________________________

Details:

Recieving SparseComplexMatrix::solve numeric factorization failed in Octave
but not in Matlab.  I loaded up a sparse system I am trying to solve with "/"
operator.  I also attached analyze.m to help demonstrate failure.

I ran my application in Matlab with no problems.  I run in Octave 4.0 and I
get the error.  I dumped the matrices from both Matlab and Octave runs and
they compare to within 1e-14.  I dump the matrics from Octave and rebuilt in
Matlab with sparse commands and Matlab solves the dumped Octave matrices.  So
Matlab can solve this all possible ways.  Octave cannot.

Files too large, but I can provide matrix (Matlab mat files) if someone needs
them.




    _______________________________________________________

Reply to this item at:

  <http://savannah.gnu.org/bugs/?49519>

_______________________________________________
  Message sent via/by Savannah
  http://savannah.gnu.org/