?? math.h
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/************************************************************/
/* Version 2.20.01 */
/************************************************************/
/********************************************************************/
/* math.h v1.20 */
/* Copyright (c) 1993-1997 Texas Instruments Incorporated */
/********************************************************************/
#ifndef _MATH
#define _MATH
#if _INLINE
#define __INLINE static inline
#else
#define __INLINE
#endif
#define HUGE_VAL 3.40232347E+38F
/***************************************************************/
/* FUNCTION DECLARATIONS. */
/***************************************************************/
double asin(double _x);
double acos(double _x);
double atan(double _x);
double atan2(double _y, double _x);
__INLINE double ceil(double _x);
double cos(double _x);
double cosh(double _x);
double exp(double _x);
double fabs(double _x);
__INLINE double floor(double _x);
__INLINE double fmod(double _x, double _y);
double frexp(double _x, int *_exp);
double ldexp(double _x, int _exp);
double log(double _x);
double log10(double _x);
double modf(double _x, double *_iptr);
double pow(double _x, double _y);
double sin(double _x);
double sinh(double _x);
double sqrt(double _x);
double tan(double _x);
double tanh(double _x);
#if _INLINE
/****************************************************************************/
/* ceil() */
/****************************************************************************/
static inline double ceil(double x)
{
double y;
return (modf(x, &y) > 0 ? y + 1.0 : y);
}
/****************************************************************************/
/* floor() */
/****************************************************************************/
static inline double floor(double x)
{
double y;
return (modf(x, &y) < 0 ? y - 1.0 : y);
}
/****************************************************************************/
/* fmod() */
/****************************************************************************/
static inline double fmod(double x, double y)
{
double d = fabs(x);
if (d - fabs(y) == d) return (0.0);
modf(x/y, &d);
return (x - d * y);
}
#endif /* _INLINE */
#undef __INLINE
#endif /* _MATH */
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