声明
Contents
摘要
Abstract
Chapter 1 Introduction
Chapter 2 The Camassa-Holm equation
§2.1 Multi-symplecticity of the Camassa-Holm equation
2.1.1 Lagrangian and multi-symplectic formulations
2.1.2 The local properties of the Camassa-Holm equation
§2.2 Energy-preserving algorithms
2.2.1 Introduction of the variational derivative
2.2.2 Fourier pseudospectral method and AVF method
2.2.3 Galerkin method and AVF method
2.2.4 Fourier pseudospectral method and DPD method
2.2.5 Wavelet collocation method and DPD method
Chapter 3 The Benjamin-type equations
§3.1 Multi-symplecticity of the Benjamin-type equations
3.1.1 A modified multi-symplectic formulation
3.1.2 The local properties of the Benjamin-type equations
§3.2 The operators H,L and their discretizations
3.2.1 Introduction of Hilbert transform H
3.2.2 Discretization of the non-local operators H and L
§3.3 Energy-preserving algorithms
3.3.1 Fourier pseudospectral method and AVF method
3.3.2 Galerkin method and AVF method
3.3.3 Wavelet collocation method and AVF method
Chapter 4 Numerical Examples
§4.1 Numerical simulation for the Camassa-Holm equation
§4.2 Numerical simulation for the Benjamin equation
Chapter 5 Concluding remarks
Bibliography
致谢
南京师范大学;