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#2
salin0972008-02-21 10:44
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syms k
f1=((-1)^(-4)*k^5*factorial(k))/(factorial(2*k)*factorial(3*k)*factorial(k+1)*factorial(k+2)*factorial(k+3));
V=symsum(f1,k,1,2)
??? Error using ==> factorial
N must be a matrix of non-negative integers.