Research Article
A Difference Scheme and Its Error Analysis for a Poisson Equation with Nonlocal Boundary Conditions
Table 2
The errors for finite difference solutions in the pointwise sense.
| | (0.25, 0.25) | | (0.25, 0.5) | | (0.5, 0.25) | | (0.5, 0.5) | |
| | 4 | 2.240E − 03 | | 4.011E − 03 | | 3.168E − 03 | | 5.672E − 03 | | | 5 | 5.601E − 04 | 4.00 | 1.003E − 03 | 4.00 | 7.921E − 04 | 4.00 | 1.419E − 03 | 4.00 | | 6 | 1.401E − 04 | 4.00 | 2.509E − 04 | 4.00 | 1.981E − 04 | 4.00 | 3.548E − 04 | 4.00 | | 7 | 3.502E − 05 | 4.00 | 6.274E − 05 | 4.00 | 4.953E − 05 | 4.00 | 8.872E − 05 | 4.00 |
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