From 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 Mon Sep 17 00:00:00 2001 From: Joe Hunkeler Date: Tue, 11 Aug 2015 16:51:37 -0400 Subject: Repatch (from linux) of OSX IRAF --- math/bevington/man/pchisq.3m | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 math/bevington/man/pchisq.3m (limited to 'math/bevington/man/pchisq.3m') diff --git a/math/bevington/man/pchisq.3m b/math/bevington/man/pchisq.3m new file mode 100644 index 00000000..1f4c6742 --- /dev/null +++ b/math/bevington/man/pchisq.3m @@ -0,0 +1,26 @@ +.TH PCHISQ 3M +.SH NAME +pchisq +.SH DESCRIPTION +function pchisq.f + +source + Bevington, pages 192-193. + +purpose + evaluate probability for exceeding chi square + +usage + result = pchisq (chisqr, nfree) + +description of parameters + chisqr - comparison value of reduced chi square + nfree - number of degrees of freedom + +subroutines and function subprograms required + gamma (x) + calculates gamma function for integers and 1/2-integers + +comments + calculation is approximate for nfree odd and + chi square greater than 50 -- cgit