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2016-02-03 18:52:05 +00:00

16 lines
446 B
Fortran

SUBROUTINE chsone(bins,ebins,nbins,knstrn,df,chsq,prob)
INTEGER knstrn,nbins
REAL chsq,df,prob,bins(nbins),ebins(nbins)
CU USES gammq
INTEGER j
REAL gammq
df=nbins-knstrn
chsq=0.
do 11 j=1,nbins
if(ebins(j).le.0.)pause 'bad expected number in chsone'
chsq=chsq+(bins(j)-ebins(j))**2/ebins(j)
11 continue
prob=gammq(0.5*df,0.5*chsq)
return
END