[GiNaC-list] how to use ginac output in gsl at runtime
stroila2 at uiuc.edu
Sun Nov 21 01:03:03 CET 2004
I figured it out. I just use expression substitution and numeric
evaluation, I do not use "csrc_double" to a string.
Matei Stroila wrote:
> Here is what I would like to do and I need a piece of advice on this.
> I want to use ginac to compute the gradient of a function so that I
> can use this gradient for the conjugate gradient method in gsl (the
> GNU scientific library). I succesfully computed the gradient and I
> can output its expression with "csrc_double" to a string. How can I
> use this expression in the definiton of a function at runtime?
> I guess other people had this problem too, to use a CAS library in
> conjuction with a numeric library, at runtime.
> Thanks a lot for any suggestion,
> GiNaC-list mailing list
> GiNaC-list at ginac.de
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