Question: numeric range error


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restart:

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m:=2; k:=10.1; a:=k-m; b:=k+m-1;

m := 2

k := 10.1

a := 8.1

b := 11.1

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z:=(k*m)/10^(0.1*15);

z := .6387800873

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yo:=10^(0.1*10);

yo := 10.

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N1:=evalf(sum(((((yo/z)^((b-a+2*p-1)/2))*GAMMA((1-(b-a+2*p))/2))/(p!*GAMMA(p-a+1)*GAMMA(1+((1-(b-a+2*p))/2)))),p=0..10));

Error, (in NumericRange) summand is singular in the interval of summation

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N2:=evalf(sum(((((yo/z)^((b+a+2*p-1)/2))*GAMMA((1-(b+a+2*p))/2))/(p!*GAMMA(p+a+1)*GAMMA(1+((1-(b+a+2*p))/2)))),p=0..10));

N2 := -701860.9759

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Download mmgf_part1.mw

 

Any help???

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