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Advances in Continuous and Discrete Models

Theory and Modern Applications

Table 4 CPU times (in seconds) for Problem 1

From: A fourth-order accurate difference Dirichlet problem for the approximate solution of Laplace’s equation with integral boundary condition

h

Discrete Fourier

Gauss–Seidel with reducing

Gauss–Seidel without reducing

1/16

0.10125

0.13325

0.65250

1/32

1.58375

2.27125

6.70625

1/64

19.87500

25.15375

81.11175

1/128

284.72625

467.22025

1325.14725

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