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Length: 2388 (0x954)
Types: TextFile
Notes: UNIX file
Names: »math.h«
└─⟦7decd0fac⟧ Bits:30004155/disk4.imd SW95713I 386/ix Software Development System Rel. 2.0
└─⟦7decd0fac⟧ UNIX Filesystem
└─⟦this⟧ »sd/new/usr/include/math.h«
/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
#ident "@(#)math.h 2.3 - 88/05/27"
#ifndef _POLY9
extern int errno, signgam;
extern double atof(), frexp(), ldexp(), modf();
extern double j0(), j1(), jn(), y0(), y1(), yn();
extern double erf(), erfc();
extern double exp(), log(), log10(), pow(), sqrt();
extern double floor(), ceil(), fmod(), fabs();
extern double gamma();
extern double hypot();
extern int matherr();
extern double sinh(), cosh(), tanh();
extern double sin(), cos(), tan(), asin(), acos(), atan(), atan2();
/* some 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_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
#if u3b || M32 || u3b15 || u3b5 || u3b2 || i286 || i386
#define MAXFLOAT ((float)3.40282346638528860e+38)
#endif
#if pdp11 || vax
#define MAXFLOAT ((float)1.701411733192644299e+38)
#endif
#if gcos
#define MAXFLOAT ((float)1.7014118219281863150e+38)
#endif
#define HUGE MAXFLOAT
#define _ABS(x) ((x) < 0 ? -(x) : (x))
#define _REDUCE(TYPE, X, XN, C1, C2) { \
double x1 = (double)(TYPE)X, x2 = X - x1; \
X = x1 - (XN) * (C1); X += x2; X -= (XN) * (C2); }
#define _POLY1(x, c) ((c)[0] * (x) + (c)[1])
#define _POLY2(x, c) (_POLY1((x), (c)) * (x) + (c)[2])
#define _POLY3(x, c) (_POLY2((x), (c)) * (x) + (c)[3])
#define _POLY4(x, c) (_POLY3((x), (c)) * (x) + (c)[4])
#define _POLY5(x, c) (_POLY4((x), (c)) * (x) + (c)[5])
#define _POLY6(x, c) (_POLY5((x), (c)) * (x) + (c)[6])
#define _POLY7(x, c) (_POLY6((x), (c)) * (x) + (c)[7])
#define _POLY8(x, c) (_POLY7((x), (c)) * (x) + (c)[8])
#define _POLY9(x, c) (_POLY8((x), (c)) * (x) + (c)[9])
struct exception {
int type;
char *name;
double arg1;
double arg2;
double retval;
};
#define DOMAIN 1
#define SING 2
#define OVERFLOW 3
#define UNDERFLOW 4
#define TLOSS 5
#define PLOSS 6
#endif