一类非线性抛物方程H1-Galerkin混合有限元方法的高精度分析
|
王俊俊,杨晓侠
|
Superconvergence Analysis of an H1-Galerkin Mixed Finite Element Method for Nonlinear Parabolic Equation
|
Junjun Wang,Xiaoxia Yang
|
|
表 3 $U^n_h$在$t = 0.75$的结果,其中$\tau = 5h^2$
|
|
|
$m\times m$ | $G_1$ | Order | $G_2$ | Order | $10\times10$ | 3.1907$\times10^{-2}$ | --- | 1.8301$\times10^{-3}$ | --- | $20\times20$ | 1.5823$\times10^{-2}$ | 1.0119 | 4.5553$\times10^{-4}$ | 2.0063 | $40\times40$ | 7.8950$\times10^{-3}$ | 1.0030 | 1.1367$\times10^{-4}$ | 2.0026 |
|
|
|