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 5 $\vec{Q}^n_h$在$t = 0.25$的结果,其中$\tau = 5h^2$
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| $m\times m$ | $H_1$ | Order | $H_2$ | Order | | $10\times10$ | 6.2935$\times10^{-2}$ | --- | 5.5967$\times10^{-3}$ | --- | | $20\times20$ | 3.1499$\times10^{-2}$ | 0.9985 | 1.5489$\times10^{-3}$ | 1.8534 | | $40\times40$ | 1.5750$\times10^{-2}$ | 0.9999 | 3.9834$\times10^{-4}$ | 1.9591 |
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