$\delta$

$f^{″}\left(0\right)$

$-{\theta }^{\prime }\left(0\right)$

$-{\varphi }^{\prime }\left(0\right)$

1.0

0.5027

0.5908

0.8260

2.0

0.3252

0.4709

0.8170

3.0

0.2422

0.4033

0.8121

$S_{lp}$

-0.1303

0.0938

0.00695