Bakhvalov-Shishkin网格上求解边界层问题的差分进化算法
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周琴,程立正
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Differential Evolution Algorithms for Boundary Layer Problems on Bakhvalov-Shishkin Mesh
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Qin Zhou,Lizheng Cheng
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表 5 算例2中β1取不同值的误差比
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| 网格参数选取 | ε = 10-2 | ε = 10-5 | | N = 64 | N = 128 | N = 64 | N = 128 | | 差分进化算法 | 1.403E-02 | 7.218E-03 | 1.472E-02 | 7.487E-03 | | β1 = 1 | 1.441E-02 | 7.411E-03 | 1.580E-02 | 7.983E-03 | | β1 = 0.3 | 2.085E-02 | 1.116E-02 | 2.123E-02 | 1.135E-02 | | β1 = 0.1 | 4.362E-02 | 2.522E-02 | 4.441E-02 | 2.565E-02 |
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