1 /* 2 * Copyright (c) 1985 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 5.3 (Berkeley) 06/30/88 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 extern int finite(); 33 #if defined(vax)||defined(tahoe) 34 extern double infnan(); 35 #endif /* defined(vax)||defined(tahoe) */ 36 extern double j0(), j1(), jn(), y0(), y1(), yn(); 37 extern double sin(), cos(), tan(), asin(), acos(), atan(), atan2(); 38 extern double sinh(), cosh(), tanh(); 39 extern double cbrt(), sqrt(); 40 extern double modf(), ldexp(), frexp(), atof(); 41 42 #define HUGE 1.701411733192644270e38 43