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Theory and Modern Applications

Table 4b Errors and computational rate for the EEG-TOCS in Example 5.4

From: Exponential basis and exponential expanding grids third (fourth)-order compact schemes for nonlinear three-dimensional convection-diffusion-reaction equation

L + 1

p

q

r

α

β

γ

Itr

\(\mathfrak {l}_{2}^{ ( I,J,K )}\)

\(\varTheta _{\infty }\)

4

1.10

1.00

1.03

0.01

0.01

0.01

14

4.97e–05

8

1.10

1.00

1.00

0.01

0.01

0.01

39

4.79e–06

3.3

16

1.05

1.00

1.00

0.01

0.01

0.01

88

2.80e–07

3.9