Traveling waves for the Keller-Segel-FKPP equation with strong chemotaxis

C Henderson, M Rezek - Journal of Differential Equations, 2024 - Elsevier
We show that there exist traveling wave solutions of the Keller-Segel-FKPP equation, which
models a diffusing and logistically growing population subject to chemotaxis. In contrast to …

Slow and fast minimal speed traveling waves of the FKPP equation with chemotaxis

C Henderson - Journal de Mathématiques Pures et Appliquées, 2022 - Elsevier
We examine a general model for the Fisher-KPP (FKPP) equation with nonlocal advection.
The main interpretation of this model is as describing a diffusing and logistically growing …

Speed-up of traveling waves by negative chemotaxis

Q Griette, C Henderson, O Turanova - Journal of Functional Analysis, 2023 - Elsevier
We consider the traveling wave speed for Fisher-KPP (FKPP) fronts under the influence of
repulsive chemotaxis and provide an almost complete picture of its asymptotic dependence …

Persistence of traveling waves to the time fractional Keller‐Segel system with a small parameter

S Chen, J Cao, I Stamova - Mathematical Methods in the …, 2023 - Wiley Online Library
This paper aims to investigate the time fractional Keller‐Segel system with a small
parameter. After the fractional order traveling wave transformation, the heteroclinic orbit of …

On nonstandard chemotactic dynamics with logistic growth induced by a modified complex Ginzburg–Landau equation

JL López - Studies in Applied Mathematics, 2022 - Wiley Online Library
In this paper, we derive a variant of the classical Keller–Segel model of chemotaxis
incorporating a growth term of logistic type for the cell population, say with, and a …

When self-generated gradients interact with expansion by cell division and diffusion. analysis of a minimal model

M Demircigil - arXiv preprint arXiv:2203.05204, 2022 - arxiv.org
We investigate a minimal model for cell propagation involving migration along self-
generated signaling gradients and cell division, which has been proposed in an earlier …

Speed-up of traveling waves by negative chemotaxis

Q Griette, C Henderson, O Turanova - arXiv preprint arXiv:2210.10067, 2022 - arxiv.org
We consider the traveling wave speed for Fisher-KPP (FKPP) fronts under the influence of
repulsive chemotaxis and provide an almost complete picture of its asymptotic dependence …

The speed of traveling waves in a FKPP-Burgers system

JJ Bramburger, C Henderson - Archive for Rational Mechanics and …, 2021 - Springer
We consider a coupled reaction–advection–diffusion system based on the Fisher-KPP and
Burgers equations. These equations serve as a one-dimensional version of a model for a …

Traveling wave solutions of partial differential equations via neural networks

SW Cho, HJ Hwang, H Son - Journal of Scientific Computing, 2021 - Springer
This paper focuses on how to approximate traveling wave solutions for various kinds of
partial differential equations via artificial neural networks. A traveling wave solution is hard to …

A repertoire of repulsive Keller–Segel models with logarithmic sensitivity: Derivation, traveling waves, and quasi‐stationary dynamics

JL López - Mathematical Methods in the Applied Sciences, 2023 - Wiley Online Library
In this paper, we show how the chemotactic model∂ t ρ= d 1 Δ x ρ−∇ x·(ρ∇ xc)∂ tc= d 2 Δ
xc+ F (ρ, c,∇ x ρ,∇ xc, Δ x ρ)\left {_t ρ &# x0003D; d _1 Δ _x ρ-∇ _x .\left (ρ ∇ …