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Boundary Value Problems

Table 1 The errors for first- and second-order difference scheme

From: On a difference scheme of second order of accuracy for the Bitsadze-Samarskii type nonlocal boundary-value problem

 

N = M = 20

N = M = 40

N = M = 80

First-order difference scheme

0.173

0.0087

0.0044

Second-order difference scheme

6.245e − 004

1.562e − 004

3.906e − 005

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