s_catan.c File Reference

#include <float.h>
#include <openlibm_complex.h>
#include <openlibm_math.h>

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Macros
#define	MAXNUM   1.0e308

Functions
static double	_redupi (double x)
double complex	catan (double complex z)

Variables
static const double	DP1 = 3.14159265160560607910E0
static const double	DP2 = 1.98418714791870343106E-9
static const double	DP3 = 1.14423774522196636802E-17

Macro Definition Documentation

MAXNUM

#define MAXNUM   1.0e308

Function Documentation

_redupi()

static double _redupi ( double  x )

static

References DP1, DP2, DP3, and t.

Referenced by catan().

catan()

double complex catan

(

double complex

z

)

References _redupi(), a, atan2(), cimag(), complex, creal(), I, log(), MAXNUM, t, w, and z.

Referenced by catanh().

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Variable Documentation

DP1

const double DP1 = 3.14159265160560607910E0

static

Referenced by _redupi().

DP2

const double DP2 = 1.98418714791870343106E-9

static

Referenced by _redupi().

DP3

const double DP3 = 1.14423774522196636802E-17

static

Referenced by _redupi().