bugGNU Octave - Bugs: bug #42418, luupdate transposes permutation...

 
 

bug #42418: luupdate transposes permutation matrix if not constructed properly

Submitted by:  David Spies <dspyz>
Submitted on:  Sat 24 May 2014 07:15:05 PM UTC  
 
Category: Octave FunctionSeverity: 3 - Normal
Priority: 5 - NormalItem Group: Incorrect Result
Status: FixedAssigned to: None
Originator Name: Open/Closed: Closed
Release: devOperating System: Any

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Thu 19 Feb 2015 09:38:31 PM UTC, comment #2:

This has been pushed back in June so I am closing it.

Carnë Draug <carandraug>
Project Member
Sat 24 May 2014 08:22:09 PM UTC, comment #1:

I fixed this in commit #18791 on my clone of Octave at: https://dspyz@bitbucket.org/dspyz/octave

I've also attached the diff for this change. It gets rid of row-permutations altogether and uses only column-permutation matrices.

(file #31430)

David Spies <dspyz>
Sat 24 May 2014 07:15:05 PM UTC, original submission:

If the permutation matrix input is constructed as a column permutation, then luupdate returns a different result than if constructed as a row permutation:

David Spies <dspyz>

 

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Attached Files
file #31430:  no_rowp.diff added by dspyz (20KiB - text/x-patch)

 

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    Follow 3 latest changes.

    Date Changed By Updated Field Previous Value => Replaced By
    Thu 19 Feb 2015 09:38:42 PM UTCcarandraugStatusNone=>Fixed
      Open/ClosedOpen=>Closed
    Sat 24 May 2014 08:22:09 PM UTCdspyzAttached File-=>Added no_rowp.diff, #31430

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