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 2 移动网格上求解的最大模误差(ε2=0.0001)
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| N×M | t=0.5 | r | t=1 | r | t=1.5 | r | t=2 | r | | 50×50 | 1.952E-04 | | 7.678E-04 | | 1.480E-03 | | 2.196E-03 | | | 100×100 | 5.472E-05 | 1.83 | 2.433E-04 | 1.66 | 4.720E-04 | 1.65 | 6.970E-04 | 1.66 | | 200×200 | 2.099E-05 | 1.38 | 6.838E-05 | 1.83 | 1.354E-04 | 1.80 | 1.999E-04 | 1.80 |
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