usr/src/include/math.h

/*
 * Copyright (c) 1985 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 * All recipients should regard themselves as participants in an ongoing
 * research project and hence should feel obligated to report their
 * experiences (good or bad) with these elementary function codes, using
 * the sendbug(8) program, to the authors.
 *
 *      @(#)math.h      5.2 (Berkeley) %G%
 */

#if defined(vax) || defined(tahoe)
#define HUGE_VAL        1.701411733192644270e38
#else
#define HUGE_VAL        1e500   /* positive infinity */
#endif

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
#define HUGE            HUGE_VAL
#endif

#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, int *));
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));
#else
int     isnan __P((double));
#endif
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