|
#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);
|
|
}
|