Re: Who uses clapack?

From: bv (bvoh_at_Xsdynamix.com)
Date: 12/23/04 

Date: Thu, 23 Dec 2004 21:09:44 GMT

Victor Eijkhout wrote:
>
> I don't think it's on the wish list. Point me to some literature of why
> and how?

The issue comes up with exponential type ode solvers which involves
evaluating

                       (exp(A) - I)/A

for both scalar and matrix arguments. In dynamics & control literature
it shows up as a discrete control distribution matrix, and hence the
importance of evaluating it for any A.

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