[unix-history] / lib / libF77 / z_cos.c

#include "f2c.h"

#ifdef KR_headers
double sin(), cos(), sinh(), cosh();
VOID z_cos(r, z) doublecomplex *r, *z;
#else
#undef abs
#include "math.h"
void z_cos(doublecomplex *r, doublecomplex *z)
#endif
{
r->r = cos(z->r) * cosh(z->i);
r->i = - sin(z->r) * sinh(z->i);
}
Commit	Line	Data
547779a8 WH	1	#include "f2c.h"
	2
	3	#ifdef KR_headers
	4	double sin(), cos(), sinh(), cosh();
	5	VOID z_cos(r, z) doublecomplex r, z;
	6	#else
	7	#undef abs
	8	#include "math.h"
	9	void z_cos(doublecomplex r, doublecomplex z)
	10	#endif
	11	{
	12	r->r = cos(z->r) * cosh(z->i);
	13	r->i = - sin(z->r) * sinh(z->i);
	14	}