base/math/s_atan.c File Reference

#include "math.h"
#include "mathP.h"

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Functions
double	atan (double x)
Variables
double	atanhi []
double	atanlo []
double	aT []
double	one

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Function Documentation

double atan (  double  x  )

Definition at line 91 of file s_atan.c. References aT, atanhi, atanlo, fabs(), GET_HIGH_WORD, GET_LOW_WORD, and one. Referenced by __ieee754_atan2(). Here is the call graph for this function:

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Variable Documentation

double aT[] [static]

Initial value: { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, } Definition at line 65 of file s_atan.c. Referenced by atan().

double atanhi[] [static]

Initial value: { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, } Definition at line 43 of file s_atan.c. Referenced by atan().

double atanlo[] [static]

Initial value: { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, } Definition at line 54 of file s_atan.c. Referenced by atan().

double one [static]

Initial value: 1.0 huge = 1.0e300 Definition at line 85 of file s_atan.c. Referenced by atan().

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