At Wed, 10 Nov 2010 14:37:33 +0100, Teemu Ikonen wrote: > The current implementation of the chi-squared distribution pdf in GSL > returns 0.0 for inputs with x<=0.0. > > The domain of this function is [0.0, inf), (see e.g. Abramovitz-Stegun > here: http://people.math.sfu.ca/~cbm/aands/page_940.htm ), > so wrong values at x=0.0 are returned for nu=1.0 > (gsl_ran_chisq_pdf(0.0, 1.0) should be inf) and nu=2.0 (should be > 0.5). > > Attached is a patch which fixes this.
Thanks for the patch, I have committed it to the repository. -- Brian Gough _______________________________________________ Bug-gsl mailing list [email protected] http://lists.gnu.org/mailman/listinfo/bug-gsl
