[Numpy-discussion] PyMatrix: Announcement

Nadav Horesh nadavh at VisionSense.com
Mon Nov 24 06:30:11 CST 2003


Don't see how can I get the sources for gnu/linux installation.

 Nadav


On Mon, 2003-11-24 at 15:17, Colin J. Williams wrote:
> PyMatrix is available for test and review.
>      http://www3.sympatico.ca/cjw
> 
> PyMatrix provides access to basic matrix arithmetic, using Python and 
> numarray.
> 
> Examples:
>           A * B                   =>               the product of 
> matrices A and B
>           A.I                       =>               the inverse of matrix A
>           A.EVectors           =>               the eigenvectors of A
>           A.var(0)               =>               the variances of the 
> columns of A
>           (a.T*a).I * a.T*b  =>               the solution (x) for a * 
> x  =  b,
>                                                         where a is a 
> matrix and b a column vector
> 
> This package was developed on a Windows XP.  I would appreciate 
> comments, particularly with respect to usage on other systems.
> 
> Colin W.
> 
> 
> 
> 
> 
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