| 1 | /* |
| 2 | * Copyright (c) 1985 The Regents of the University of California. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms are permitted |
| 6 | * provided that the above copyright notice and this paragraph are |
| 7 | * duplicated in all such forms and that any documentation, |
| 8 | * advertising materials, and other materials related to such |
| 9 | * distribution and use acknowledge that the software was developed |
| 10 | * by the University of California, Berkeley. The name of the |
| 11 | * University may not be used to endorse or promote products derived |
| 12 | * from this software without specific prior written permission. |
| 13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 16 | * |
| 17 | * All recipients should regard themselves as participants in an ongoing |
| 18 | * research project and hence should feel obligated to report their |
| 19 | * experiences (good or bad) with these elementary function codes, using |
| 20 | * the sendbug(8) program, to the authors. |
| 21 | * |
| 22 | * @(#)math.h 4.7 (Berkeley) %G% |
| 23 | */ |
| 24 | |
| 25 | extern double asinh(), acosh(), atanh(); |
| 26 | extern double erf(), erfc(); |
| 27 | extern double exp(), expm1(), log(), log10(), log1p(), pow(); |
| 28 | extern double fabs(), floor(), ceil(), rint(); |
| 29 | extern double lgamma(); |
| 30 | extern double hypot(), cabs(); |
| 31 | extern double copysign(), drem(), logb(), scalb(); |
| 32 | |
| 33 | #if defined(vax) || defined(tahoe) |
| 34 | extern double infnan(); |
| 35 | #endif |
| 36 | |
| 37 | extern int finite(); |
| 38 | extern double j0(), j1(), jn(), y0(), y1(), yn(); |
| 39 | extern double sin(), cos(), tan(), asin(), acos(), atan(), atan2(); |
| 40 | extern double sinh(), cosh(), tanh(); |
| 41 | extern double cbrt(), sqrt(); |
| 42 | extern double modf(), ldexp(), frexp(), atof(); |
| 43 | |
| 44 | #define HUGE 1.701411733192644270e38 |