| /* math.h -- Definitions for the math floating point package. */ |
| |
| #ifndef _MATH_H_ |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| #define _MATH_H_ |
| |
| #include "_ansi.h" |
| |
| #ifndef __STRICT_ANSI__ |
| |
| #define __signgam_r(ptr) ((ptr)->_new._reent._gamma_signgam) |
| |
| /* Values for the type field of struct exception. */ |
| |
| #define DOMAIN 1 |
| #define SING 2 |
| #define OVERFLOW 3 |
| #define UNDERFLOW 4 |
| #define TLOSS 5 |
| #define PLOSS 6 |
| |
| /* Useful constants. */ |
| |
| #define M_E 2.7182818284590452354 |
| #define M_LOG2E 1.4426950408889634074 |
| #define M_LOG10E 0.43429448190325182765 |
| #define M_LN2 0.69314718055994530942 |
| #define M_LN10 2.30258509299404568402 |
| #define M_PI 3.14159265358979323846 |
| #define M_PI_2 1.57079632679489661923 |
| #define M_PI_4 0.78539816339744830962 |
| #define M_3PI_4 2.3561944901923448370E0 |
| #define M_SQRTPI 1.77245385090551602792981 |
| #define M_1_PI 0.31830988618379067154 |
| #define M_2_PI 0.63661977236758134308 |
| #define M_2_SQRTPI 1.12837916709551257390 |
| #define M_SQRT2 1.41421356237309504880 |
| #define M_SQRT1_2 0.70710678118654752440 |
| #define M_LN2LO 1.9082149292705877000E-10 |
| #define M_LN2HI 6.9314718036912381649E-1 |
| #define M_SQRT3 1.73205080756887719000 |
| #define M_IVLN10 0.43429448190325182765 /* 1 / log(10) */ |
| #define M_LOG2_E 0.693147180559945309417 |
| #define M_INVLN2 1.4426950408889633870E0 /* 1 / log(2) */ |
| |
| #endif /* ! defined (__STRICT_ANSI__) */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif /* _MATH_H_ */ |