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Related papers: Traveling waves for monostable reaction-diffusion-…

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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

Continuing our previous study \cite{DJKZ} on the monostable reaction-diffusion-convection equation, we analyze the bistable case under weak regularity assumptions. Our approach applies monostable results on the subintervals where the…

Analysis of PDEs · Mathematics 2026-01-22 Pavel Drábek , Soyeun Jung , Eunkyung Ko , Michaela Zahradníková

Sufficient conditions for either existence or non-existence of traveling wave solutions for a general quasi-linear reaction-diffusion-convection equation, possibly highly degenerate or singular, with discontinuous coefficients are…

Analysis of PDEs · Mathematics 2025-07-09 Umberto Guarnotta , Cristina Marcelli

We investigate the connection between the existence of an explicit travelling wave solution and the travelling wave with minimal speed in a scalar monostable reaction-diffusion equation.

Analysis of PDEs · Mathematics 2020-08-18 Elaine C. M. Crooks , Michael Grinfeld

In this paper, we first focus on the speed selection problem for the reaction-diffusion equation of the monostable type. By investigating the decay rates of the minimal traveling wave front, we propose a sufficient and necessary condition…

Analysis of PDEs · Mathematics 2024-08-21 Chang-Hong Wu , Dongyuan Xiao , Maolin Zhou

We consider a scalar parabolic equation in one spatial dimension. The equation is constituted by a convective term, a reaction term with one or two equilibria, and a positive diffusivity which can however vanish. We prove the existence and…

Analysis of PDEs · Mathematics 2020-08-11 Diego Berti , Andrea Corli , Luisa Malaguti

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

We study traveling waves for a reaction-diffusion equation with nonlocal anisotropic diffusion and a linear combination of local and nonlocal monostable-type reactions. We describe relations between speeds and asymptotic of profiles of…

Analysis of PDEs · Mathematics 2018-04-30 Dmitri Finkelshtein , Yuri Kondratiev , Pasha Tkachov

In this paper, we study the existence and stability of travelling wave solutions of a kinetic reaction-transport equation. The model describes particles moving according to a velocity-jump process, and proliferating thanks to a reaction…

Analysis of PDEs · Mathematics 2014-08-12 Emeric Bouin , Vincent Calvez , Grégoire Nadin

We consider quasi-stationary (travelling wave type) solutions to a general nonlinear reaction-convection-diffusion equation with arbitrary, autonomous coefficients. The second order nonlinear equation describing one dimensional travelling…

Mathematical Physics · Physics 2015-11-30 T. Harko , M. K. Mak

We use a geometric approach to prove the existence of smooth travelling wave solutions of a nonlinear diffusion-reaction equation with logistic kinetics and a convex nonlinear diffusivity function which changes sign twice in our domain of…

Analysis of PDEs · Mathematics 2020-09-17 Yifei Li , Peter van Heijster , Robert Marangell , Matthew J. Simpson

A set of traveling wave solution to convection-reaction-diffusion equation is studied by means of methods of local nonlinear analysis and numerical simulation. It is shown the existence of compactly supported solutions as well as solitary…

Pattern Formation and Solitons · Physics 2015-05-13 Vsevolod A. Vladimirov

We study a family of reaction-diffusion equations that present a doubly nonlinear character given by a combination of the $p$-Laplacian and the porous medium operators. We consider the so-called slow diffusion regime, corresponding to a…

Analysis of PDEs · Mathematics 2020-10-12 Yihong Du , Alejandro Garriz , Fernando Quiros

We consider in this paper a diffusion-convection reaction equation in one space dimension. The main assumptions are about the reaction term, which is monostable, and the diffusivity, which changes sign once or twice; then, we deal with a…

Analysis of PDEs · Mathematics 2021-07-23 Diego Berti , Andrea Corli , Luisa Malaguti

This paper presents results on the unboundedness and minimal speed of traveling wave solutions for a one-dimensional spatial reaction-diffusion equation with an asymptotically linear reaction term and a saturation parameter. By applying a…

Dynamical Systems · Mathematics 2026-05-11 Yu Ichida

We study existence and stability of travelling waves for nonlinear convection diffusion equations in the 1-D Euclidean space. The diffusion coefficient depends on the gradient in analogy with the p-Laplacian and may be degenerate.…

Analysis of PDEs · Mathematics 2017-05-17 Eduard Feireisl , Danielle Hilhorst , Hana Petzeltova , Peter Takac

We consider a scalar reaction-diffusion equation in one spatial dimension with bistable nonlinearity and a nonlocal space-fractional diffusion operator of Riesz-Feller type. We present our analytical results on the existence, uniqueness (up…

Numerical Analysis · Mathematics 2017-02-28 Franz Achleitner , Christian Kuehn

The theory of traveling waves and spreading speeds is developed for time-space periodic monotone semiflows with monostable structure. By using traveling waves of the associated Poincar\'e maps in a strong sense, we establish the existence…

Analysis of PDEs · Mathematics 2015-04-16 Jian Fang , Xiao Yu , Xiao-Qiang Zhao

We study the existence of monotone traveling wave solutions in a class of nonclassical diffusion equations that include both standard diffusion and a higher-order mixed space-time dispersive term. The reaction term is nonlinear and subject…

Analysis of PDEs · Mathematics 2025-10-28 William Barker , Le Xuan Dong , Vu Trong Luong , Nguyen Duong Toan

In this paper we study the invasion fronts of spatially periodic monotone reaction-diffusion systems in a multi-dimensional setting. We study the pulsating traveling waves that connect the trivial equilibrium, for which all components of…

Analysis of PDEs · Mathematics 2025-11-14 Liangliang Deng , Arnaud Ducrot , Quentin Griette
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