freebsd-dev/lib/libF77/c_cos.c
L Jonas Olsson 09c656ca68 Library for f2c (part 2 of 2)
Obtained from: netlib.att.com
1994-10-26 18:17:41 +00:00

17 lines
260 B
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);
}