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Math Forum » Discussions » sci.math.* » sci.math.num-analysis.independent

Topic: hypogeometric sum
Replies: 11   Last Post: Mar 31, 2008 3:25 PM

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Sterten

Posts: 65
Registered: 12/13/04
Re: hypogeometric sum
Posted: Mar 29, 2008 2:04 AM
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I need to integrate the routine into my existing C-program
typical values are:
k~200,r~1000,n~2000,w~400
h(k;r,n,w)=b(w,k)*b(n-w,r-k)/b(n,r) ,
k<=w,r-k<=n-w,r>=n and the result must be between 0 and 1

desired precision is 20 decimal digits
variables are of type "double" in C

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