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[Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty s
From: |
Marco Caliari |
Subject: |
[Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix. |
Date: |
Thu, 16 May 2019 03:26:30 -0400 (EDT) |
User-agent: |
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:66.0) Gecko/20100101 Firefox/66.0 |
Update of bug #56232 (project octave):
Status: Fixed => Patch Submitted
_______________________________________________________
Follow-up Comment #60:
@Rik, comment #58: I agree to keep the behavior of inv(zeros(2)). Then,
diagonal matrices are the most prominent example of sparse matrices (although
they are displayed in octave as full), so I would treat the singular case as
for sparse matrices. I fixed the test, hence.
@Kai, comment #59: so mattype.ishermitian() really means "is the matrix
hermitian AND nonsingular", good to know. Then, I removed the check of rcond
in that branch.
I attach my fourth patch, thanks for your feedback.
(file #46913)
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Additional Item Attachment:
File name: sparse-singular4.cset Size:9 KB
<https://savannah.gnu.org/file/sparse-singular4.cset?file_id=46913>
_______________________________________________________
Reply to this item at:
<https://savannah.gnu.org/bugs/?56232>
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- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., (continued)
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Rik, 2019/05/09
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Kai Torben Ohlhus, 2019/05/10
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Kai Torben Ohlhus, 2019/05/10
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Rik, 2019/05/13
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Rik, 2019/05/13
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Marco Caliari, 2019/05/14
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Marco Caliari, 2019/05/14
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Marco Caliari, 2019/05/15
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Rik, 2019/05/15
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Kai Torben Ohlhus, 2019/05/15
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix.,
Marco Caliari <=
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Kai Torben Ohlhus, 2019/05/17
- [Octave-bug-tracker] [bug #56232] Octave crash when inverting an empty sparse matrix., Rik, 2019/05/18