On the finite time blow-up for the high-order Camassa-Holm-Fokas-Olver-Rosenau-Qiao equations

S Yang, J Chen - Journal of Differential Equations, 2024 - Elsevier
In this paper, we are concerned with the finite time blow-up for the high-order Camassa-
Holm-Fokas-Olver-Rosenau-Qiao equations, which is a generalization of the Camassa …

Blow-up data for a two-component Camassa-Holm system with high order nonlinearity

Z Wang, K Yan - Journal of Differential Equations, 2023 - Elsevier
This paper is concerned with the Cauchy problem for a two-component Camassa-Holm
system with high order nonlinearity, which is a multi-component extension of the Fokas …

Stability of peaked solitary waves for a class of cubic quasilinear shallow-water equations

RM Chen, H Di, Y Liu - International Mathematics Research …, 2023 - academic.oup.com
This paper is concerned with two classes of cubic quasilinear equations, which can be
derived as asymptotic models from shallow-water approximation to the 2D incompressible …

Orbital Stability of Smooth Solitary Waves for the Novikov Equation

B Ehrman, MA Johnson, S Lafortune - Journal of Nonlinear Science, 2024 - Springer
We study the orbital stability of smooth solitary wave solutions of the Novikov equation,
which is a Camassa–Holm-type equation with cubic nonlinearities. These solitary waves are …

A rigidity property for the Novikov equation and the asymptotic stability of peakons

RM Chen, W Lian, D Wang, R Xu - Archive for Rational Mechanics and …, 2021 - Springer
We consider weak solutions of the Novikov equation that lie in the energy space H^ 1 H 1
with non-negative momentum densities. We prove that a special family of such weak …

A highly nonlinear shallow-water model arising from the full water waves with the Coriolis effect

M Li, X Liu, Y Liu - Journal of Mathematical Fluid Mechanics, 2023 - Springer
In the present paper we apply the method of double asymptotic expansion to formally derive
a highly nonlinear shallow-water model propagating in the equatorial ocean regions with the …

Spectral and linear stability of peakons in the Novikov equation

S Lafortune - Studies in Applied Mathematics, 2024 - Wiley Online Library
The Novikov equation is a peakon equation with cubic nonlinearity, which, like the Camassa–
Holm and the Degasperis–Procesi, is completely integrable. In this paper, we study the …

Stability of solitary waves for the modified Camassa-Holm equation

J Li, Y Liu - Annals of PDE, 2021 - Springer
We study the stability of smooth and peaked solitary waves to the modified Camassa-Holm
equation. This quasilinear equation with cubic nonlinearity is completely integrable and …

Orbital stability of smooth solitons for the modified Camassa-Holm equation

J Li, Y Liu, G Zhu - Advances in Mathematics, 2024 - Elsevier
Abstract The modified Camassa-Holm equation with cubic nonlinearity is completely
integrable and is considered a model for the unidirectional propagation of shallow-water …

instability of -stable peakons in the Novikov equation

RM Chen, DE Pelinovsky - arXiv preprint arXiv:1911.08440, 2019 - arxiv.org
It is known from the previous works that the peakon solutions of the Novikov equation are
orbitally and asymptotically stable in $ H^ 1$. We prove, via the method of characteristics …