From bug-octave-request at bevo dot che dot wisc dot edu  Fri Oct 10 11:36:23 1997
Subject: permutations incorrect
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: "Dr. G. Buerger" <buerger at pik-potsdam dot de>
cc: bug-octave at bevo dot che dot wisc dot edu
Date: Fri, 10 Oct 1997 11:34:09 -0500

On 10-Oct-1997, Dr. G. Buerger <buerger at pik-potsdam dot de> wrote:

| Bug report for Octave 2.0.5 configured for rs6000-ibm-aix3.2.5
| 
| Description:
| -----------
| 
| octave> a=[1,2,3,4,5]
|  1 2 3 4 5
| octave> a([1,3,2,4,5])
|  1 2 3 4 5
| octave> a([2,1,3,4,5])
|  2 1 3 4 5
| octave> a([1,4,3,2,5])
|  1 2 3 4 5
| 
| The 2nd and 4th permutations are incorrect. I have not checked for any
| systematic errors.
| 
| The error also occurs on my linux machine at home.

This problem was fixed somewhere along the way:

  Octave, version 2.0.9 (i686-pc-linux-gnu).
  Copyright (C) 1996, 1997 John W. Eaton.
  This is free software with ABSOLUTELY NO WARRANTY.
  For details, type `warranty'.

  octave:1> a = [1,2,3,4,5]
  a =

    1  2  3  4  5

  octave:2> a([1,4,3,2,5])
  ans =

    1  4  3  2  5

  octave:3> a([2,1,3,4,5])
  ans =

    2  1  3  4  5

  octave:4> a([1,2,3,4,5])
  ans =

    1  2  3  4  5


Thanks,

jwe