Results 21 to 30 of about 100,221 (244)

Mathematical analysis of a quorum sensing induced biofilm dispersal model and numerical simulation of hollowing effects

open access: yesMathematical Biosciences and Engineering, 2017
We analyze a mathematical model of quorum sensing induced biofilm dispersal. It is formulated as a system of non-linear, density-dependent, diffusion-reaction equations.
Blessing O. Emerenini   +2 more
doaj   +1 more source

A Numerical Method for Time-Fractional Reaction-Diffusion and Integro Reaction-Diffusion Equation Based on Quasi-Wavelet

open access: yesComplexity, 2020
In this research work, we focused on finding the numerical solution of time-fractional reaction-diffusion and another class of integro-differential equation known as the integro reaction-diffusion equation.
Sachin Kumar, Jinde Cao, Xiaodi Li
doaj   +1 more source

Traveling wave solutions for a neutral reaction–diffusion equation with non-monotone reaction

open access: yesAdvances in Difference Equations, 2019
In the present paper, we firstly improve the results on traveling wave solution that were established in (Liu and Weng in J. Differ. Equ. 258:3688–3741, 2015) for a neutral reaction–diffusion equation with quasi-monotone reaction.
Yubin Liu
doaj   +1 more source

Bistable equation with discontinuous density dependent diffusion with degenerations and singularities

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
In this article we introduce rather general notion of the stationary solution of the bistable equation which allows to treat discontinuous density dependent diffusion term with singularities and degenerations, as well as degenerate or non-Lipschitz ...
Pavel Drábek, Michaela Zahradnikova
doaj   +1 more source

State Feedback Regulation Problem to the Reaction-Diffusion Equation

open access: yesMathematics, 2020
In this work, we explore the state feedback regulator problem (SFRP) in order to achieve the goal for trajectory tracking with harmonic disturbance rejection to one-dimensional (1-D) reaction-diffusion (R-D) equation, namely, a partial differential ...
Francisco Jurado, Andrés A. Ramírez
doaj   +1 more source

Kolmogorov Equation for a Stochastic Reaction–Diffusion Equation with Multiplicative Noise

open access: yesMathematics
Reaction–diffusion equations can model complex systems where randomness plays a role, capturing the interaction between diffusion processes and random fluctuations.
Kaiyuqi Guan, Yu Shi
doaj   +1 more source

Solution of Higher Order Nonlinear Time-Fractional Reaction Diffusion Equation

open access: yesEntropy, 2016
The approximate analytical solution of fractional order, nonlinear, reaction differential equations, namely the nonlinear diffusion equations, with a given initial condition, is obtained by using the homotopy analysis method. As a demonstration of a good
Neeraj Kumar Tripathi   +4 more
doaj   +1 more source

On a semilinear fractional reaction-diffusion equation with nonlocal conditions

open access: yesAlexandria Engineering Journal, 2021
In the present paper, a nonlocal problem for semilinear fractional diffusion equations with Riemann-Liouville derivative is investigated. By applying Banach fixed point theorem combined with some techniques on Mittag-Leffler functions, we establish some ...
Tran Ngoc Thach   +3 more
doaj   +1 more source

A convergent reaction-diffusion master equation [PDF]

open access: yesThe Journal of Chemical Physics, 2013
The reaction-diffusion master equation (RDME) is a lattice stochastic reaction-diffusion model that has been used to study spatially distributed cellular processes. The RDME is often interpreted as an approximation to spatially continuous models in which molecules move by Brownian motion and react by one of several mechanisms when sufficiently close ...
openaire   +3 more sources

A nonlinear diffusion equation with reaction localized in the half-line

open access: yesMathematics in Engineering, 2022
We study the behaviour of the solutions to the quasilinear heat equation with a reaction restricted to a half-line $ u_t = (u^m)_{xx}+a(x) u^p, $ $ m, p > 0 $ and $ a(x) = 1 $ for $ x > 0 $, $ a(x) = 0 $ for $ x < 0 $.
Raúl Ferreira , Arturo de Pablo
doaj   +1 more source

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