void z_sin(doublecomplex *r, doublecomplex *z)
void z_sin(doublecomplex *resx, doublecomplex *z)
void z_sin(doublecomplex *r, doublecomplex *z)#endif{r->r = sin(z->r) * cosh(z->i);r->i = cos(z->r) * sinh(z->i);}