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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 8 →Qnh在t=1的结果,其中τ=5h2
m×m H1 Order H2 Order
10×10 1.3681×10−1 --- 3.3263×10−2 ---
20×20 6.7216×10−2 1.0253 9.0587×10−3 1.8766
40×40 3.3414×10−2 1.0084 2.3235×10−3 1.9630