高阶保号熵稳定格式
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郑素佩,徐霞,封建湖,贾豆
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High Order Sign Preserving Entropy Stable Schemes
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Supei Zheng,Xia Xu,Jianhu Feng,Dou Jia
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表 1 CCWENO3格式在初始条件为(4.3)式时, CFL = 0.5, T = 1处的收敛率
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| N | L1 error | Rate | L∞ error | Rate | | 40 | 0.001979313043305 | | 3.629516311932702e-04 | | | 80 | 2.726027476503843e-04 | 2.86 | 7.092855086397350e-05 | 2.36 | | 160 | 3.522356279884232e-05 | 2.95 | 9.975669895746602e-06 | 2.83 | | 320 | 4.405706993699641e-06 | 3.00 | 1.260137438287312e-06 | 2.99 | | 640 | 5.373835462491922e-07 | 3.01 | 1.576597490888024e-07 | 3.00 |
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