Results 121 to 130 of about 32,500 (209)

Exploring Spatiotemporal Complexity of a Predator-Prey System with Migration and Diffusion by a Three-Chain Coupled Map Lattice

open access: yesComplexity, 2019
The topic of utilizing coupled map lattice to investigate complex spatiotemporal dynamics has attracted a lot of interest. For exploring the spatiotemporal complexity of a predator-prey system with migration and diffusion, a new three-chain coupled map ...
Tousheng Huang   +5 more
doaj   +1 more source

A Nonlinear Cross-Diffusion Model for Disease Spread: Turing Instability and Pattern Formation

open access: yesMathematics
In this article, we propose a novel nonlinear cross-diffusion framework to model the distribution of susceptible and infected individuals within their habitat using a reduced SIR model that incorporates saturated incidence and treatment rates.
Ravi P. Gupta   +2 more
doaj   +1 more source

Rich Dynamics Caused by a Fractional Diffusion Operator in Nonchaotic Rulkov Maps

open access: yesFractal and Fractional
There are few works about Neimark–Sacker bifurcating analysis on discrete dynamical systems with linear diffusion and delayed coupling under periodic/Neumann-boundary conditions.
Huanqin Hu, Mingshu Peng, Yingfei Qi
doaj   +1 more source

Turing instabilities for three interacting species

open access: yesApplied Mathematics Letters
In this paper, I prove necessary and sufficient conditions for the existence of Turing instabilities in a general system with three interacting species. Turing instabilities describe situations when a stable steady state of a reaction system (ordinary differential equation) becomes an unstable homogeneous steady state of the corresponding reaction ...
openaire   +2 more sources

Finding the condition of Turing instabilities [PDF]

open access: yesJournal Club for Condensed Matter Physics, 2021
openaire   +1 more source

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