error message from hist

[John W. Eaton]

On 12-May-2008, Zwerg Alberich wrote:

| I tried to plot a histogram of my array MCResult
| octave:3> size(MCResult)
| ans =
|    1000      3      2
| 
| octave:4> max(MCResult)
| ans =
| ans(:,:,1) =
|    3.2412e+05   1.0930e+05   1.0930e+05
| ans(:,:,2) =
|    446.555    84.306    84.306
| 
| octave:5> min(MCResult)
| ans =
| ans(:,:,1) =
|    2.1226e+04   3.2322e+04   3.2322e+04
| ans(:,:,2) =
|   -38.379  -29.447  -29.447
| 
| with the following command:
| 
| octave:3> hist(MCResult(:,:,2),[-30:5:300])
| error: number of columns must match (1 != 3)
| error: evaluating argument list element number 1
| error: evaluating if command near line 94, column 3
| error: called from `hist' in file `/usr/share/octave/2.9.12/m/plot/hist.m'
| 
| unfortunately, this did not work.
| The command hist(MCResult(:,:,2),[-30:20:300]) worked however fine.
| 
| I changed therefore the number "30" in line 94 of file `/usr/share/octave/2.9.12/m/plot/hist.m' to "3000" thereby accepting the slower algorithm.

Octave 2.9.12 is obsolete.  The current stable version is 3.0.1.  I
strongly encourage you to upgrade.  If you still have the problem with
3.0.1, then please report it again.

jwe