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Re: [Bug-gsl] gsl_sf_beta_inc underflow error

From: Brian Gough
Subject: Re: [Bug-gsl] gsl_sf_beta_inc underflow error
Date: Tue, 31 Aug 2010 19:16:47 +0100
User-agent: Wanderlust/2.15.6 (Almost Unreal) Emacs/23.2 Mule/6.0 (HANACHIRUSATO)

At Sat, 28 Aug 2010 17:41:53 +0200,
Thomas Tanner wrote:
> Hello,
> calling gsl_sf_beta_inc(0.5,101.5,0.999457);
> with GSL version 1.14 results in
> gsl: exp.c:545: ERROR: underflow
> Default GSL error handler invoked.
> Abort trap
> Other libraries (e.g., cephes) correctly return 1.0 as result.

Thanks for the bug report.  I've removed the incorrect error code,
which came from an intermediate underflow that does not affect the
final result.

Brian Gough

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