Which of the following is not a definition of Gamma function?

1.	Which of the following is not a definition of Gamma function?
A.	( Gamma(n) = n! )
B.	( Gamma(n) = int_{0}^{ infty} x^{n-1} e^{-x}dx )
C.	( Gamma(n+1) = n Gamma(n) )
D.	( Gamma(n) = int_{0}^{1} log left({1 atop y} right)^{n-1} )
Answer» B. ( Gamma(n) = int_{0}^{ infty} x^{n-1} e^{-x}dx )

Discussion

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