freebsd-skq/contrib/libf2c/libF77/z_sin.c
1999-09-19 05:59:11 +00:00

16 lines
292 B
C

#include "f2c.h"
#ifdef KR_headers
double sin(), cos(), sinh(), cosh();
VOID z_sin(r, z) doublecomplex *r, *z;
#else
#undef abs
#include "math.h"
void z_sin(doublecomplex *r, doublecomplex *z)
#endif
{
double zi = z->i, zr = z->r;
r->r = sin(zr) * cosh(zi);
r->i = cos(zr) * sinh(zi);
}