Linearly Implicit Invariant-Preserving Decoupled Difference Scheme For The Rotation-Two-Component Camassa--Holm System

Q Zhang, L Liu, Z Zhang - SIAM Journal on Scientific Computing, 2022 - SIAM
In this paper, we develop, analyze and numerically test an invariant-preserving three-level
linearized implicit difference scheme for a rotation-two-component Camassa--Holm system …

Direct/split invariant-preserving Fourier pseudo-spectral methods for the rotation-two-component Camassa–Holm system with peakon solitons

Q Zhang, T Yan, D Xu, Y Chen - Computer Physics Communications, 2024 - Elsevier
The Fourier pseudo-spectral method is well suited to solve PDEs under the periodic
boundary condition due to its high-order accuracy and easy-to-implement feature. In this …

Fully conservative difference schemes for the rotation-two-component Camassa–Holm system with smooth/nonsmooth initial data

T Yan, J Zhang, Q Zhang - Wave Motion, 2024 - Elsevier
This paper derives a semi-discrete conservative difference scheme for the rotation-two-
component Camassa–Holm system based on its Hamiltonian invariants. Mass, momentum …

Error estimates of invariant-preserving difference schemes for the rotation-two-component Camassa–Holm system with small energy

Q Zhang, J Zhang, Z Zhang - Calcolo, 2024 - Springer
A rotation-two-component Camassa–Holm (R2CH) system was proposed recently to
describe the motion of shallow water waves under the influence of gravity. This is a highly …

Wave breaking analysis for the periodic rotation-two-component Camassa–Holm system

J Liu, P Pucci, Q Zhang - Nonlinear Analysis, 2019 - Elsevier
In this paper we study the blow-up phenomenon of the initial boundary value problem for the
periodic rotation-two-component Camassa–Holm (R2CH) system. The results include a …

Nonuniform dependence of the R‐b‐family system in Besov spaces

J Holmes, RC Thompson… - ZAMM‐Journal of Applied …, 2021 - Wiley Online Library
In this paper, we consider a generalized rotation b‐family system (R‐b‐family system) which
models the evolution of equatorial water waves. Based on local well‐posedness results and …

Continuity for the rotation-two-component Camassa-Holm system.

C Wang, R Zeng, S Zhou, B Wang… - Discrete & Continuous …, 2019 - search.ebscohost.com
This paper focuses on the Cauchy problem of the rotation-two-component Camassa-Holm
(R2CH) system, which is a model of equatorial water waves that includes the effect of the …

[HTML][HTML] Non-uniform continuity of the solution map to the rotation-two-component Camassa-Holm system

H Yang - Journal of Differential Equations, 2020 - Elsevier
Studied in this paper is the rotation-two-component Camassa-Holm system, which can be
considered as a model for the propagation of long-crested shallow-water waves in the …

[PDF][PDF] Persistence properties and wave-breaking criteria for a generalized two-component rotational b-family system.

M Yang, Y Li, Z Qiao - … & Continuous Dynamical Systems: Series A, 2020 - researchgate.net
In this paper, we investigate a generalized two-component rotational b-family system arising
in the rotating fluid with the effect of the Coriolis force. First, we study the persistence …

Blow-up phenomena for the rotation-two-component Camassa–Holm system

J Liu - Applicable Analysis, 2021 - Taylor & Francis
In this paper, we study blow-up phenomena for the rotation-two-component Camassa–Holm
(R2CH) system, a model of equatorial water waves that includes the effect of the Coriolis …