/*- * Copyright (c) 1980 The Regents of the University of California. * All rights reserved. * * %sccs.include.proprietary.c% */ #ifndef lint static char sccsid[] = "@(#)c_exp.c 5.2 (Berkeley) 04/12/91"; #endif /* not lint */ #include "complex" c_exp(r, z) complex *r, *z; { double expx; double exp(), cos(), sin(); expx = exp(z->real); r->real = expx * cos(z->imag); r->imag = expx * sin(z->imag); }