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acvs.c File Reference

Inverse coversed sine function. More...

#include "prim.h"
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double acvs (double x)
 Inverse coversed sine function. More...

Detailed Description

Inverse coversed sine function.

Definition in file acvs.c.

Function Documentation

◆ acvs()

double acvs ( double  x)

Inverse coversed sine function.

Definition at line 40 of file acvs.c.

References atan(), and sqrt().

Referenced by RealNumber::ArcCoVerSine().

41 {
42  double a = 1.0 - x;
43  double b = 2.0 * x - x * x;
44  double c = sqrt(b);
45  double d = atan(a / c);
46  return d;
47 }
double atan(double x)
Inverse tangent function.
Definition: atan.c:103
double sqrt(double x)
Square root function.
Definition: sqrt.c:119
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