[Maxima] Extension of the integrator - special functions
fateman at cs.berkeley.edu
Sat Nov 22 17:45:38 CST 2008
This approach is in fact done by Yannis' code in maxima, as well as
competing code in Maple and Mathematica.
big problem is in recognizing that some hypergeometric function (or
Meier G function) is really something
like cos()*bessel() etc.
Barton Willis wrote:
> I know nothing about pattern matching mechanism in the integration
> code, but I wonder if an alternative to special-casing dozens of
> special functions would be to convert the special functions to
> hypergeometric form, (try to) integrate, (optionally) convert from
> hypergeometric form to special function (Bessel, ...) form? There are
> dozens of special functions--building pattern matching for all of
> them seems like a great deal of (error-prone) work.
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> Maxima at math.utexas.edu
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