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Theory and Modern Applications

Table 5e Errors and order for EF-EEG-TOCS in Example 5.5 at \(\epsilon =0.01\)

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

0.90

0.70

1.00

023

1.00

1.00

5

5.59e–02

8

0.89

0.64

1.01

200

1.00

1.00

8

3.66e–03

2.5

16

1.20

1.00

1.00

042

1.00

1.00

9

1.88e–04

4.2