1993-03-21 12:45:37 +03:00
|
|
|
/*
|
|
|
|
|
* Copyright (c) 1985, 1990 The Regents of the University of California.
|
|
|
|
|
* All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
|
* are met:
|
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
|
* documentation and/or other materials provided with the distribution.
|
|
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
|
* This product includes software developed by the University of
|
|
|
|
|
* California, Berkeley and its contributors.
|
|
|
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
|
|
|
* may be used to endorse or promote products derived from this software
|
|
|
|
|
* without specific prior written permission.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
|
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
|
* SUCH DAMAGE.
|
|
|
|
|
*
|
1993-07-09 13:39:13 +04:00
|
|
|
* from: @(#)math.h 5.8 (Berkeley) 4/2/91
|
|
|
|
|
* $Id: math.h,v 1.3 1993/07/09 09:39:13 cgd Exp $
|
1993-03-21 12:45:37 +03:00
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _MATH_H_
|
|
|
|
|
#define _MATH_H_
|
|
|
|
|
|
1993-07-09 13:39:13 +04:00
|
|
|
#if defined(vax) || defined(tahoe) /* DBL_MAX from float.h */
|
1993-03-21 12:45:37 +03:00
|
|
|
#define HUGE_VAL 1.701411834604692294E+38
|
|
|
|
|
#else
|
1993-07-09 13:39:13 +04:00
|
|
|
extern char __infinity[]; /* bytes for IEEE754 +Infinity */
|
|
|
|
|
#define HUGE_VAL (*(double *) __infinity)
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
|
|
|
|
|
#if defined(vax) || defined(tahoe)
|
|
|
|
|
/*
|
|
|
|
|
* HUGE for the VAX and Tahoe converts to the largest possible F-float value.
|
|
|
|
|
* This implies an understanding of the conversion behavior of atof(3). It
|
|
|
|
|
* was defined to be the largest float so that overflow didn't occur when it
|
|
|
|
|
* was assigned to a single precision number. HUGE_VAL is strongly preferred.
|
|
|
|
|
*/
|
|
|
|
|
#define HUGE 1.701411733192644270E+38
|
|
|
|
|
#else
|
|
|
|
|
#define HUGE HUGE_VAL
|
|
|
|
|
#endif
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#define M_E 2.7182818284590452354 /* e */
|
|
|
|
|
#define M_LOG2E 1.4426950408889634074 /* log 2e */
|
|
|
|
|
#define M_LOG10E 0.43429448190325182765 /* log 10e */
|
|
|
|
|
#define M_LN2 0.69314718055994530942 /* log e2 */
|
|
|
|
|
#define M_LN10 2.30258509299404568402 /* log e10 */
|
|
|
|
|
#define M_PI 3.14159265358979323846 /* pi */
|
|
|
|
|
#define M_PI_2 1.57079632679489661923 /* pi/2 */
|
|
|
|
|
#define M_PI_4 0.78539816339744830962 /* pi/4 */
|
|
|
|
|
#define M_1_PI 0.31830988618379067154 /* 1/pi */
|
|
|
|
|
#define M_2_PI 0.63661977236758134308 /* 2/pi */
|
|
|
|
|
#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
|
|
|
|
|
#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
|
|
|
|
|
#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
|
|
|
|
|
|
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
|
|
|
|
|
|
__BEGIN_DECLS
|
|
|
|
|
double acos __P((double));
|
|
|
|
|
double asin __P((double));
|
|
|
|
|
double atan __P((double));
|
|
|
|
|
double atan2 __P((double, double));
|
|
|
|
|
double ceil __P((double));
|
|
|
|
|
double cos __P((double));
|
|
|
|
|
double cosh __P((double));
|
|
|
|
|
double exp __P((double));
|
|
|
|
|
double fabs __P((double));
|
|
|
|
|
double floor __P((double));
|
|
|
|
|
double fmod __P((double, double));
|
|
|
|
|
double frexp __P((double, int *));
|
|
|
|
|
double ldexp __P((double, int));
|
|
|
|
|
double log __P((double));
|
|
|
|
|
double log10 __P((double));
|
|
|
|
|
double modf __P((double, double *));
|
|
|
|
|
double pow __P((double, double));
|
|
|
|
|
double sin __P((double));
|
|
|
|
|
double sinh __P((double));
|
|
|
|
|
double sqrt __P((double));
|
|
|
|
|
double tan __P((double));
|
|
|
|
|
double tanh __P((double));
|
|
|
|
|
|
|
|
|
|
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
|
|
|
|
|
double acosh __P((double));
|
|
|
|
|
double asinh __P((double));
|
|
|
|
|
double atanh __P((double));
|
|
|
|
|
double cabs(); /* we can't describe cabs()'s argument properly */
|
|
|
|
|
double cbrt __P((double));
|
|
|
|
|
double copysign __P((double, double));
|
|
|
|
|
double drem __P((double, double));
|
|
|
|
|
double erf __P((double));
|
|
|
|
|
double erfc __P((double));
|
|
|
|
|
double expm1 __P((double));
|
|
|
|
|
int finite __P((double));
|
|
|
|
|
double hypot __P((double, double));
|
|
|
|
|
#if defined(vax) || defined(tahoe)
|
|
|
|
|
double infnan __P((int));
|
|
|
|
|
#endif
|
|
|
|
|
int isinf __P((double));
|
|
|
|
|
int isnan __P((double));
|
|
|
|
|
double j0 __P((double));
|
|
|
|
|
double j1 __P((double));
|
|
|
|
|
double jn __P((int, double));
|
|
|
|
|
double lgamma __P((double));
|
|
|
|
|
double log1p __P((double));
|
|
|
|
|
double logb __P((double));
|
|
|
|
|
double rint __P((double));
|
|
|
|
|
double scalb __P((double, int));
|
|
|
|
|
double y0 __P((double));
|
|
|
|
|
double y1 __P((double));
|
|
|
|
|
double yn __P((int, double));
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
__END_DECLS
|
|
|
|
|
|
|
|
|
|
#endif /* _MATH_H_ */
|
