Function cos

crates/stdlib/src/cmath.rs:81–83

(z: ArgIntoComplex, vm: &VirtualMachine)

    #[pyfunction]
    fn cos(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {
        pymath::cmath::cos(z.into_complex()).map_err(|err| pymath_exception(err, vm))
    }

    #[pyfunction]
    fn acos(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {