1*47940Sbostic /*- 2*47940Sbostic * Copyright (c) 1980 The Regents of the University of California. 3*47940Sbostic * All rights reserved. 423000Skre * 5*47940Sbostic * %sccs.include.proprietary.c% 610553Sdlw */ 710553Sdlw 8*47940Sbostic #ifndef lint 9*47940Sbostic static char sccsid[] = "@(#)z_sin.c 5.2 (Berkeley) 04/12/91"; 10*47940Sbostic #endif /* not lint */ 11*47940Sbostic 1210553Sdlw #include "complex" 1310553Sdlw z_sin(r,z)1410553Sdlwz_sin(r, z) 1510553Sdlw dcomplex *r, *z; 1610553Sdlw { 1710553Sdlw double sin(), cos(), sinh(), cosh(); 1810553Sdlw 1910553Sdlw r->dreal = sin(z->dreal) * cosh(z->dimag); 2010553Sdlw r->dimag = cos(z->dreal) * sinh(z->dimag); 2110553Sdlw } 22