Re: Inverse Matrix Function appears a bit wonky

[Glenn Golden]

"John W. Eaton" writes:
> On  3-Nov-2004, John W. Eaton <address@hidden> wrote:
> 
> | If there is no warning on your system, I suspect your
> | version of Octave is linked with some version of LAPACK that does not
> | return the proper error code when a singular matrix is detected during
> | the factorizaion leading to the computation of the inverse.
> 
> Oops.  Now I see that if you request an output:
> 
>   x = inv (x)
> 
> the warning is suppressed, but if you don't:
> 
>   inv (x)
> 
> (result assigned to "ans"), then you should see the warning.  That's
> an error.  The warning should only be supressed if you request 2
> output arguments (the inverse AND rcond).
> 
> I'll fix this for 2.1.61.
> 

John,

FWIW: I also don't see the warning, even if no assignment done.
I'm running 2.1.57.  My octave_config output below.

Glenn

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# name: unix
# type: bool
1
# name: version
# type: string
# elements: 1
# length: 6
2.1.57
# name: windows
# type: bool
0
# name: words_big_endian
# type: bool
0
# name: words_little_endian
# type: bool
1



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