[SciPy-dev] Hessenberg form

Alan G Isaac aisaac at american.edu
Fri Oct 1 08:20:14 CDT 2004


On Fri, 01 Oct 2004, Nils Wagner apparently wrote:
> I'd like to have a function called hess
> in linalg which reduces a general matrix A to upper Hessenberg form
> before the next release.
> Any comment ?

The suggested name is perhaps unfortunate.  I would expect
hess to take a function and point as arguments and to return
a matrix of numerical partial derivatives (i.e., the
Hessian).

Cheers,
Alan Isaac






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