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Re: Hypergeometric 2F1() specfunc: cases x=1
- From: Brian Gough <bjg at network-theory dot co dot uk>
- To: Richard Mathar <mathar at strw dot leidenuniv dot nl>
- Cc: gsl-discuss at sourceware dot org
- Date: Wed, 12 Dec 2007 16:28:50 +0000
- Subject: Re: Hypergeometric 2F1() specfunc: cases x=1
- References: <200712112114.lBBLERNe005280@amer.strw.leidenuniv.nl>
At Tue, 11 Dec 2007 22:14:27 +0100,
Richard Mathar wrote:
> It would be nice if the implementation of the Gaussian hypergeometric
> functions would catch the special case of unit argument and compute it
> via the standard formula with the Gamma functions (Abramowitz & Stegun 15.1.20).
Sounds reasonable --- can you write some test cases with high
precision values for specfunc/test_hyperg.c to make sure it's working.
--
Brian Gough