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Related papers: Nonlinear Orbital Stability for Planar Vortex Patc…

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We show the short-time existence and nonlinear stability of vortex sheets for the nonisentropic compressible Euler equations in two spatial dimensions, based on the weakly linear stability result of Morando--Trebeschi (2008) [20]. The…

Analysis of PDEs · Mathematics 2020-09-24 Alessandro Morando , Paola Trebeschi , Tao Wang

In our previous papers we proposed a continuum model for the dynamics of the systems of self-propelling particles with conservative kinematic constraints on the velocities. We have determined a class of stationary solutions of this…

Fluid Dynamics · Physics 2015-06-26 V. I. Ratushnaya , D. Bedeaux , V. L. Kulinskii , A. V. Zvelindovsky

We study asymptotic stability of solitary wave solutions in the one-dimensional Benney-Luke equation, a formally valid approximation for describing two-way water wave propagation. For this equation, as for the full water wave problem, the…

Pattern Formation and Solitons · Physics 2012-02-03 Tetsu Mizumachi , Robert L. Pego , José Raúl Quintero

In this paper, we study local well-posedness and orbital stability of standing waves for a singularly perturbed one-dimensional nonlinear Klein-Gordon equation. We first establish local well-posedness of the Cauchy problem by a fixed point…

Analysis of PDEs · Mathematics 2019-11-12 Elek Csobo , François Genoud , Masahito Ohta , Julien Royer

We begin to study in this paper orbital and asymptotic stability of standing waves for a model of Schr\"odinger equation with concentrated nonlinearity in dimension three. The nonlinearity is obtained considering a {point} (or contact)…

Mathematical Physics · Physics 2015-06-05 Riccardo Adami , Diego Noja , Cecilia Ortoleva

In this paper, we study the orbital stability of standing waves for one-dimensional nonlinear Schr\"odinger equations with potentials. We show that the standing waves are orbitally stable for all frequencies in the $L^{2}$- subcritical and…

Analysis of PDEs · Mathematics 2025-09-30 Noriyoshi Fukaya , Masahiro Ikeda , Hiroaki Kikuchi

General theoretical results via a Hamiltonian formulation are developed for zonal shear flows with the inclusion of the vortex stretching effect of the deformed free surface. These results include a generalization of the…

Fluid Dynamics · Physics 2007-08-27 B. K. Shivamoggi , G. J. F. van Heijst

Via minimization arguments and Concentration Compactness Principle, we prove the orbital stability of standing wave solutions for a class of quasilinear Schr\"{o}dinger equation arising from physics.

Analysis of PDEs · Mathematics 2011-02-19 Boling Guo , Jianqing Chen

We consider the method of Reduction of Dissipativity Domain to prove global Lyapunov stability of Discrete Time Recurrent Neural Networks. The standard and advanced criteria for Absolute Stability of these essentially nonlinear systems…

Optimization and Control · Mathematics 2015-03-09 Nikita Barabanov , Jayant Singh

We study the stability of circular orbits in the background of a traversable wormhole (TWH) spacetime obtained as a solution of Einstein's field equations coupled conformally to a massless scalar field. The Lyapunov stability approach is…

General Relativity and Quantum Cosmology · Physics 2022-04-26 Shobhit Giri , Hemwati Nandan , Lokesh Kumar Joshi , Sunil D. Maharaj

We propose a simple dissipative system with purely cubic defocusing nonlinearity and nonuniform linear gain that can support stable localized dissipative vortex solitons with high topological charges without the utilization of competing…

Optics · Physics 2024-05-24 Chunyan Li , Yaroslav V. Kartashov

Plasma sheaths are inhomogeneous stationary states that form when a plasma is in contact with an absorbing wall. We prove linear and non linear stability of a kinetic sheath stationary state for a Vlasov-Poisson type system in a bounded…

Analysis of PDEs · Mathematics 2025-06-09 Mehdi Badsi

We investigate stability properties of a type of periodic solutions of the $N$-vortex problem on general domains $\Omega\subset \mathbb{R}^2$. The solutions in question bifurcate from rigidly rotating configurations of the whole-plane…

Dynamical Systems · Mathematics 2020-02-24 Björn Gebhard , Rafael Ortega

We investigate the nonlinear stability of compressible vortex sheet solutions for three-dimensional (3D) isentropic elastic flows. Building upon previous results on the weakly linear stability of elastic vortex sheets [19], we perform a…

Analysis of PDEs · Mathematics 2025-03-24 Robin Ming Chen , Feimin Huang , Dehua Wang , Difan Yuan

We address the existence and stability of two-dimensional solitons in optical or matter-wave media, which are supported by purely nonlinear lattices in the form of a periodic array of cylinders with self-focusing nonlinearity, embedded into…

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 shown to exist as a one-parameter family (up to spatial…

Analysis of PDEs · Mathematics 2024-03-19 Brett Ehrman , Mathew A. Johnson , Stéphane Lafortune

We introduce a notion of stability for non-autonomous Hamiltonian flows on two-dimensional annular surfaces. This notion of stability is designed to capture the sustained twisting of particle trajectories. The main Theorem is applied to…

Analysis of PDEs · Mathematics 2024-08-30 Theodore D. Drivas , Tarek M. Elgindi , In-Jee Jeong

In this paper we show the existence of time-periodic vortex patches for the generalized surface quasi-geostrophic equation within a bounded domain. This construction is carried out for values of $\gamma$ in the range of $(1,2)$. The…

Analysis of PDEs · Mathematics 2024-05-14 Vladimir Angulo-Castillo , Edison Cuba , Lucas C. F. Ferreira

We consider the rotating and translating equilibria of open finite vortex sheets with endpoints in two-dimensional potential flows. New results are obtained concerning the stability of these equilibrium configurations which complement…

Fluid Dynamics · Physics 2023-06-22 Bartosz Protas , Stefan G. Llewellyn Smith , Takashi Sakajo

Partial differential equations endowed with a Hamiltonian structure, like the Korteweg--de Vries equation and many other more or less classical models, are known to admit rich families of periodic travelling waves. The stability theory for…

Analysis of PDEs · Mathematics 2013-12-09 Sylvie Benzoni-Gavage , Pascal Noble , Luis Miguel Rodrigues