一类非线性抛物方程H1-Galerkin混合有限元方法的高精度分析
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王俊俊,杨晓侠
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Superconvergence Analysis of an H1-Galerkin Mixed Finite Element Method for Nonlinear Parabolic Equation
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Junjun Wang,Xiaoxia Yang
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表 6 $\vec{Q}^n_h$在$t = 0.5$的结果,其中$\tau = 5h^2$
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$m\times m$ | $H_1$ | Order | $H_2$ | Order | $10\times10$ | 8.1488$\times10^{-2}$ | --- | 1.2718$\times10^{-2}$ | --- | $20\times20$ | 4.0543$\times10^{-2}$ | 1.0071 | 3.4356$\times10^{-3}$ | 1.8882 | $40\times40$ | 2.0236$\times10^{-2}$ | 1.0025 | 8.7793$\times10^{-4}$ | 1.9684 |
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