/* Copyright (c) 1982 Regents of the University of California */ static char sccsid[] = "@(#)COS.c 1.2 01/09/89"; #include extern int errno; double COS(value) double value; { double result; errno = 0; result = cos(value); if (errno != 0) { ERROR("Cannot compute cos(%e)\n", value); } return result; }