中文

基于隐式全离散局部间断Galerkin方法的时间分数阶KdV-Burgers-Kuramoto方程的数值算法

数值分析 2015-03-19 v2

摘要

本文考虑了一种全离散局部间断Galerkin(LDG)有限元方法,用于求解时间分数阶KdV-Burgers-Kuramoto(KBK)方程。该方案基于时间上的有限差分方法和空间上的局部间断Galerkin方法。我们证明了该方案是无条件稳定的,并且对于线性情况,L2L^2误差估计的收敛速度为O(hk+1+(Δt)2+(Δt)α2hk+1/2)O(h^{k+1}+(\Delta t)^2+(\Delta t)^\frac{\alpha}{2}h^{k+1/2})。数值算例展示了我们方案的有效性和准确性。

关键词

引用

@article{arxiv.1201.1156,
  title  = {Numerical algorithm based on an implicit fully discrete local discontinuous Galerkin method for the time-fractional KdV-Burgers-Kuramoto equation},
  author = {Leilei Wei and Yinnian He},
  journal= {arXiv preprint arXiv:1201.1156},
  year   = {2015}
}

备注

This paper has been withdrawn by the authors, due to the carelessness, we have submitted the wrong version of manuscript which was not the final one