[unix-history] / usr / src / usr.bin / f77 / libF77 / c_sin.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *	@(#)c_sin.c	5.1	%G%
 */

#include "complex"

c_sin(r, z)
complex *r, *z;
{
double sin(), cos(), sinh(), cosh();

r->real = sin(z->real) * cosh(z->imag);
r->imag = cos(z->real) * sinh(z->imag);
}
Commit	Line	Data
1b2ad0f5	1	/*
3fc68725 RE	2	* Copyright (c) 1980 Regents of the University of California.
	3	* All rights reserved. The Berkeley software License Agreement
	4	* specifies the terms and conditions for redistribution.
	5	*
	6	* @(#)c_sin.c 5.1 %G%
1b2ad0f5 DW	7	*/
	8
	9	#include "complex"
	10
	11	c_sin(r, z)
	12	complex r, z;
	13	{
	14	double sin(), cos(), sinh(), cosh();
	15
	16	r->real = sin(z->real) * cosh(z->imag);
	17	r->imag = cos(z->real) * sinh(z->imag);
	18	}