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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 5 →Qnh在t=0.25的结果,其中τ=5h2
m×m H1 Order H2 Order
10×10 6.2935×10−2 --- 5.5967×10−3 ---
20×20 3.1499×10−2 0.9985 1.5489×10−3 1.8534
40×40 1.5750×10−2 0.9999 3.9834×10−4 1.9591