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Diffstat (limited to 'math/bevington/man/pchisq.3m')
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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 |