crd.c File Reference

Chord function. More...

#include "prim.h"

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Functions
double	crd (double x)
	Chord function. More...

Detailed Description

Chord function.

Definition in file crd.c.

Function Documentation

crd()

double crd

(

double

x

)

Chord function.

crd(x) = 2*sin(x/2)

Definition at line 44 of file crd.c.

References sin().

Referenced by RealNumber::Chord().

{
    double a = x / 2.0;
    double b = sin(a);
    double c = 2.0 * b;
    return c;
}

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