[sf.cmath.beta] (original) (raw)

29 Numerics library [numerics]

29.7 Mathematical functions for floating-point types [c.math]

29.7.6 Mathematical special functions [sf.cmath]

29.7.6.4 Beta function [sf.cmath.beta]

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_floating-point-type_ beta(_floating-point-type_ x, _floating-point-type_ y);float betaf(float x, float y);long double betal(long double x, long double y);

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Effects: These functions compute the beta function of their respective argumentsx and y.

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Returns: , where B is given by Formula 29.24,x is x andy is y.