base/math/s_atan.c File Reference

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Functions
double	atan (double x)
Variables
static double	atanhi []
static double	atanlo []
static double	aT []
static double	one = 1.0
static double	huge = 1.0e300

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Function Documentation

double atan

(

double

x

)

Definition at line 91 of file s_atan.c.

References fabs(), GET_HIGH_WORD, GET_LOW_WORD, huge, one, s1, and s2.

Referenced by __ieee754_atan2().

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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.

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.

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.

double huge = 1.0e300 [static]

Definition at line 86 of file s_atan.c.

double one = 1.0 [static]

Definition at line 85 of file s_atan.c.

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