A new alternating group explicit-implicit algorithm with high accuracy for dispersive equation

• 作 者: 张青洁 王文洽
• 机 构: SchoolofMathematics
• 出 处: 应用数学和力学：英文版
• 发表日期: 2008年9期
• 关键词: 数值分析 偏微方程式 准确度 交替期 Dispersive equation finite difference alternating group exp
• 基金项目: Project supported by National Natural Science Foundation of China （No. 10671113）Acknowledgements The authors would like to thank the referees and editors of this paper for their valuable comments and

In this paper, a new alternating group explicit-implicit (nAGEI) scheme for dispersive equations with a periodic boundary condition is derived. This new uncondi- tionally stable scheme has a fourth-order truncation error in space and a convergence ratio f