$\tau$

$E_{\infty }\left(h\mathrm{,}\tau \right)$

$Order1\approx$

2⁻³

9.5335e−003

-

2⁻⁴

4.1078e−003

1.2148

2⁻⁵

1.8437e−003

1.1560

2⁻⁶

8.4351e−004

1.1277

2⁻⁷

3.8995e−004

1.1132