Bug: det() gives false zero

[John W. Eaton]

On 24-Jul-2008, John W. Eaton wrote:

| On 24-Jul-2008, Jaroslav Hajek wrote:
| 
| | Looking at src/DLD-FUNCTIONS/det.cc, it seems that this is a feature -
| | if a numerically singular matrix is detected, zero is returned.
| | Perhaps John can comment on why he made this choice.
| 
| If I was the one who did that, then I no longer remember.  If it is
| the wrong thing to do, then please submit a patch.  It should not be
| hard to do, as it appears that the Matrix::determinant method already
| returns the value you expect in this case.

I had some time to look at this and checked in the following patch.

Thanks,

jwe

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