Periodic traveling waves in an integro-difference equation with non-monotonic growth and strong Allee effect

We derive sufficient conditions for the existence of a periodic traveling wave solution to an integro-difference equation with a piecewise constant growth function exhibiting a stable period- <inline-formula content-type="math/mathml"> <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="2"> <mml:semantics> <mml:mn>2</mml:mn> <mml:annotation encoding="application/x-tex">2</mml:annotation> </mml:semantics> </mml:math> </inline-formula> cycle and strong Allee effect. The mean traveling wave speed is shown to be the asymptotic spreading speed of solutions with compactly supported initial data under appropriate conditions. We then conduct case studies for the Laplace kernel and uniform kernel.

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Publication Details

Journal
Proceedings of the American Mathematical Society
Published
2026-07-24
DOI
https://doi.org/10.1090/proc/17052
Primary Topic
Mathematical and Theoretical Epidemiology and Ecology Models
Type
article
Field-Weighted Citation Impact
0.00

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article

Periodic traveling waves in an integro-difference equation with non-monotonic growth and strong Allee effect

Bingtuan Li, Michael Nestor
Proceedings of the American Mathematical Society
Mathematical and Theoretical Epidemiology and Ecology Models
article

Periodic traveling waves in an integro-difference equation with non-monotonic growth and strong Allee effect

Bingtuan Li, Michael Nestor
article en

Abstract

We derive sufficient conditions for the existence of a periodic traveling wave solution to an integro-difference equation with a piecewise constant growth function exhibiting a stable period- <inline-formula content-type="math/mathml"> <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="2"> <mml:semantics> <mml:mn>2</mml:mn> <mml:annotation encoding="application/x-tex">2</mml:annotation> </mml:semantics> </mml:math> </inline-formula> cycle and strong Allee effect. The mean traveling wave speed is shown to be the asymptotic spreading speed of solutions with compactly supported initial data under appropriate conditions. We then conduct case studies for the Laplace kernel and uniform kernel.

Proceedings of the American Mathematical Society
National Science Foundation
Openalex Percentile: Top 7%
Mathematical and Theoretical Epidemiology and Ecology Models
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