[Numpy-discussion] inplace dot products

David Warde-Farley dwf@cs.toronto....
Fri Feb 20 15:06:48 CST 2009


On 20-Feb-09, at 10:39 AM, Robert Kern wrote:

>> Fiddling around I've found other blas/lapack
>> functions where the same arg is offered but the choice actually does
>> something.
>
> Examples?

scipy.lib.lapack.flapack.dpotri, for example. I'm not sure of the  
proper usage, but when I pass it an identity matrix, depending on  
whether overwrite_c is True or not, the memory pointed to by the  
variable gets overwritten.

David


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