$Δ t$	$Δ a$	$N_{s}$		$N_{i}$		$N_{p}$
$Δ t$	$Δ a$	${‖ \cdot ‖}_{\infty}$ error	order	${‖ \cdot ‖}_{\infty}$ error	order	${‖ \cdot ‖}_{\infty}$ error	order
0.01	0.1	1.0904		0.0908		0.1168
0.005	0.05	0.5740	0.9257	0.0467	0.9587	0.0603	0.9553
0.0025	0.025	0.2936	0.9671	0.0238	0.9744	0.0306	0.9798
0.00125	0.0125	0.1485	0.9832	0.0120	0.9836	0.0154	0.9895
0.000625	0.00625	0.0747	0.9915	0.0061	0.9901	0.0077	0.9946