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 2 CCWENO3格式在初始条件为(4.6)式时, CFL = 0.5, T = 0.32处的收敛率
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| N | L1 error | Rate | L∞ error | Rate | | 40 | 1.827054747602715e-04 | | 1.448773504797440e-04 | | | 80 | 2.851024314352313e-05 | 2.68 | 1.785661053588239e-05 | 3.02 | | 160 | 3.845862448196772e-06 | 2.89 | 2.226299234296333e-06 | 3.00 | | 320 | 4.929538860536765e-07 | 2.96 | 2.782109209450295e-07 | 3.00 | | 640 | 6.139221843903657e-08 | 3.01 | 3.478015911254420e-08 | 3.00 |
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