English
Related papers

Related papers: Traveling waves for SIR model on two-dimensional l…

200 papers

We study traveling wave solutions to the free boundary problem associated to a generalized Navier-Stokes Fourier system, which models a viscous, incompressible, heat-conducting fluid. The fluid is assumed to occupy a horizontally infinite…

Analysis of PDEs · Mathematics 2026-03-24 Jae Ho Choi , Ian Tice

We consider scalar conservation laws with nonlocal diffusion of Riesz-Feller type such as the fractal Burgers equation. The existence of traveling wave solutions with monotone decreasing profile has been established recently (in special…

Analysis of PDEs · Mathematics 2023-08-21 Franz Achleitner , Yoshihiro Ueda

The Fisher-KPP equation with general nonlinear diffusion and arbitrary kinetic orders in the reaction terms is considered. The existence of oscillatory travelling wave solutions is proved for this model. Conditions for the existence of such…

Analysis of PDEs · Mathematics 2019-10-31 Ariel Sánchez-Valdés , Benito Hernández-Bermejo

Traveling waves for the FPU chain are constructed by solving the associated equation for the spatial profile $u$ of the wave. We consider solutions whose derivatives $u'$ need not be small, may change sign several times, but decrease at…

Dynamical Systems · Mathematics 2020-04-22 Gianni Arioli , Hans Koch

In this work, we study the nonlinear traveling waves in density stratified fluids with depth varying shear currents. Beginning the formulation of the water-wave problem due to [1], we extend the work of [4] and [18] to examine the interface…

Fluid Dynamics · Physics 2017-08-30 K. L. Oliveras , C. W. Curtis

We consider the one-dimensional KPP-equation driven by space-time white noise and extend the construction of travelling wave solutions arising from Heavyside initial data from [Tribe, 1996, MR1396765] to non-negative continuous functions…

Probability · Mathematics 2015-08-05 Sandra Kliem

We study the dynamics of a domain wall under the influence of applied magnetic fields in a one-dimensional ferromagnetic nanowire, governed by the Landau--Lifshitz--Gilbert equation. Existence of travelling-wave solutions close to two known…

Analysis of PDEs · Mathematics 2016-05-30 Ross G. Lund , J. M. Robbins , Valeriy Slastikov

We derive the Whitham modulation equations for the nonlinear Schr\"odinger equation in the plane (2d NLS) with small dispersion. The modulation equations are derived in terms of both physical and Riemann variables; the latter yields…

Pattern Formation and Solitons · Physics 2021-09-21 Mark J. Ablowitz , Justin T. Cole , Igor Rumanov

This note investigates the properties of the traveling waves solutions of the nonlocal Fisher equation. The existence of such solutions has been proved recently in \cite{BNPR} but their asymptotic behavior was still unclear. We use here a…

Pattern Formation and Solitons · Physics 2010-11-24 Gregoire Nadin , Benoit Perthame , Min Tang

We consider a one-dimensional reaction-diffusion equation of Fisher-Kolmogoroff-Petrovsky-Piscounoff type. We investigate the effect of the interaction between the nonlinear diffusion coefficient and the reaction term on the existence and…

Analysis of PDEs · Mathematics 2018-03-29 Pavel Drabek , Peter Takac

In this paper we study solitary traveling wave solutions to a damped shallow water system, which is in general quasilinear and of mixed type. We develop a small data well-posedness theory and prove that traveling wave solutions are a…

Analysis of PDEs · Mathematics 2024-07-24 Noah Stevenson , Ian Tice

We examine travelling wave solutions of the Porous-Fisher model, $\partial_t u(x,t)= u(x,t)\left[1-u(x,t)\right] + \partial_x \left[u(x,t) \partial_x u(x,t)\right]$, with a Stefan-like condition at the moving front, $x=L(t)$. Travelling…

Pattern Formation and Solitons · Physics 2020-04-22 Nabil T. Fadai , Matthew J. Simpson

This paper is concerned with the existence and the regularity of global solutions to the linear wave equation associated with two-point type boundary conditions. We also investigate the decay properties of the global solutions to this…

Analysis of PDEs · Mathematics 2011-11-29 Le Xuan Truong , Le Thi Phuong Ngoc , Alain Pham Ngoc Dinh , Nguyen Thanh Long

This paper concerns the existence and properties of traveling wave solutions to reaction-diffusion-convection equations on the real line. We consider a general diffusion term involving the $p$-Laplacian and combustion-type reaction term. We…

Analysis of PDEs · Mathematics 2024-06-26 Pavel Drábek , Michaela Zahradníková

This paper is concerned with the traveling wave solutions of a reaction-diffusion equation with state-dependent delay. When the birth function is monotone, the existence and nonexistence of monotone traveling wave solutions are established.…

Dynamical Systems · Mathematics 2014-10-14 Guo Lin , Haiyan Wang

We study the traveling wave solutions to a reaction diffusion system modeling the public goods game with altruistic behaviors. The existence of the waves is derived through monotone iteration of a pair of classical upper- and lower…

Analysis of PDEs · Mathematics 2009-09-09 Xiaojie Hou , Wei Feng

This article concerns a class of beam equations with damping on rectangular tori. When the generators satisfy certain relationship, by excluding some value of two model parameters, we prove that such models admit small amplitude…

Dynamical Systems · Mathematics 2020-07-13 Bochao Chen , Yixian Gao , Juan J. Nieto

The longstanding problem of moving discrete solitary waves in nonlinear Schr{\"o}dinger lattices is revisited. The context is photorefractive crystal lattices with saturable nonlinearity whose grand-canonical energy barrier vanishes for…

Pattern Formation and Solitons · Physics 2015-05-25 T. R. O. Melvin , A. R. Champneys , P. G. Kevrekidis , J. Cuevas

We prove the existence of small-amplitude periodic traveling waves in dimer Fermi-Pasta-Ulam-Tsingou (FPUT) lattices without assumptions of physical symmetry. Such lattices are infinite, one-dimensional chains of coupled particles in which…

Dynamical Systems · Mathematics 2024-12-24 Timothy E. Faver , Hermen Jan Hupkes , J. Douglas Wright

The travelling wave problem for a particular bidirectional Whitham system modelling surface water waves is under consideration. This system firstly appeared in [Dinvay, Dutykh, Kalisch 2018], where it was numerically shown to be stable and…

Analysis of PDEs · Mathematics 2021-01-13 Evgueni Dinvay , Dag Nilsson
‹ Prev 1 3 4 5 6 7 10 Next ›