hvc.c File Reference

Haversed cosine function. More...

#include "prim.h"

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Functions
double	hvc (double x)
	Haversed cosine function. More...

Detailed Description

Haversed cosine function.

Definition in file hvc.c.

Function Documentation

hvc()

double hvc

(

double

x

)

Haversed cosine function.

hvc(x) = (1+cos(x))/2

Definition at line 44 of file hvc.c.

References cos().

Referenced by RealNumber::HaVerCosine().

{
    double a = cos(x);
    double b = 1.0 + a;
    double c = b / 2.0;
    return c;
}

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