minnie.tuhs.org/unixen.tar/unixen/PDP-11/Trees/V7/usr/src/libF77/c_sin.c

C/C++ Source or Header | 1979-01-10 | 170 b | 11 lines

#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);
}