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FallingFactorial​(System.​Numerics.​Complex,​System.​Numerics.​Complex)

 Method (no overloads)

Summary

The falling factorial x (x - 1) ... (x - n + 1): for a whole n the product, the
reciprocal of (x + 1) ... (x - n) for a negative one and NaN where a factor of
that vanishes; for any other n, Γ(x + 1)/Γ(x - n + 1), NaN at a negative
whole x and 0 where x - n is a negative whole number.

























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