Extended Fisher-Kolmogorov方程的间断有限元分析
|
|
杨晓侠,张厚超
|
Discontinuous Galerkin Finite Element Analysis of for the Extended Fisher-Kolmogorov Equation
|
|
Xiaoxia Yang,Houchao Zhang
|
|
表 1 $t = 1$时的数值计算结果($\tau = h^2)$
|
| |
|
| $m^{2}$ | $\left\| {u^{n}-U_h^{n} } \right\|_h $ | 收敛阶 | $\left\| {v^{n}-V_h^{n} } \right\|_h $ | 收敛阶 | | $4^{2}$ | 0.000046035 | — | 0.005970921 | — | | $8^{2}$ | 0.000012875 | 1.8381 | 0.001790764 | 1.7374 | | $16^{2}$ | 0.000003264 | 1.9799 | 0.000472460 | 1.9223 | | $32^{2}$ | 0.000000793 | 2.0417 | 0.000117908 | 2.0025 | | $64^{2}$ | 0.000000195 | 2.0240 | 0.000029285 | 2.0094 |
|
|
|