Research Article
Element-Free Galerkin Method Based on Block-Pulse Wavelets Integration for Solving Fourth-Order Obstacle Problem
Table 1
Observed maximum errors for Problem
1, using BPF (
25).
| Type of basis | Number of nodes | Max. Absolute Error | Our method using BPF 100 sets of block pulse functions | Central difference method [1] | Colloc-quintic method [3] | Cubic-spline method [4] | Using quadrature rule with 100 Gauss points |
| Constant | 8 | | | | | | Constant | 16 | | | | | | Constant | 32 | | | | | |
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