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

#include "f2c.h"

#ifdef KR_headers
extern double sin(), cos(), sinh(), cosh();

VOID c_cos(r, z) complex *r, *z;
#else
#undef abs
#include "math.h"

void c_cos(complex *r, complex *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	extern double sin(), cos(), sinh(), cosh();
	5
	6	VOID c_cos(r, z) complex r, z;
	7	#else
	8	#undef abs
	9	#include "math.h"
	10
	11	void c_cos(complex r, complex z)
	12	#endif
	13	{
	14	r->r = cos(z->r) * cosh(z->i);
	15	r->i = - sin(z->r) * sinh(z->i);
	16	}