求解二阶双曲型方程的自适应网格方法
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周琴,杨银
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Adaptive Mesh Method for Solving a Second-Order Hyperbolic Equation
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Qin Zhou,Yin Yang
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表 5 移动网格上求解的L2误差(ε2=0.0025)
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| N×M | t=0.5 | r | t=1 | r | t=1.5 | r | t=2 | r | | 50×50 | 1.622E-04 | | 2.400E-04 | | 4.571E-04 | | 6.861E-04 | | | 100×100 | 4.274E-05 | 1.92 | 5.581E-05 | 2.10 | 1.147E-04 | 1.99 | 1.750E-04 | 1.97 | | 200×200 | 1.948E-05 | 1.13 | 1.698E-05 | 1.72 | 2.800E-05 | 2.03 | 4.703E-05 | 1.90 |
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