Results 81 to 90 of about 208 (145)

Устойчивост на диференциални уравнения с “максимуми” по отношение на две мерки

open access: yes, 2011
Атанаска Георгиева, Стела Глухчева, Снежана Христова - Изследвана е устойчивостта на нелинейни диференциални уравнения с “максимуми” по отношение на две мерки. Приложени са две различни мерки за началните условия и за решението.
Hristova, Snezhana   +2 more
core  

A model of competing species that exhibits zip bifurcation

open access: yesRevista Integración, 2017
The purpose of this paper is to present a concrete model of competing population species that exhibits a phenomenon called zip bifurcation. The Zip Bifurcation was introduced by Farkas in 1984 for a three dimensional ODE prey-predator system describing a
Luis F. Echeverri   +2 more
doaj   +1 more source

Hepatitis B Virus Disease: A Mathematical Model for Vertical Transmission with Treatment Strategy

open access: yes, 2016
This paper presents a mathematical model that captures some essential information about the impacts of treatment on hepatitis B vertical transmission. The treatment induced reproduction number is compared with the basic reproduction number to assess the ...
Manoza, Doroth, Shaban, Nyimvua
core  

Exact controllability for nonlinear thermoviscoelastic plate problem

open access: yesDemonstratio Mathematica
In this article, we consider a problem of exact controllability in the processes described by a nonlinear damped thermoviscoelastic plate. First, we prove the global well-posedness result for the nonlinear functions that are continuous with respect to ...
Moulahi Taoufik   +2 more
doaj   +1 more source

Modelling the adverse impacts of urbanization on human health

open access: yesComputational and Mathematical Biophysics
Urbanization has been a growing trend for decades, but the Coronavirus disease 2019 (COVID-19) pandemic has accelerated this trend in several ways.
Pandey Prasoon   +2 more
doaj   +1 more source

Influence of media campaigns efforts to control spread of COVID-19 pandemic with vaccination: A modeling study

open access: yesComputational and Mathematical Biophysics
The outbreak of coronavirus disease 2019 (COVID-19) has been declared a pandemic by the world health organization on March 11, 2020,. Here, a nonlinear mathematical model is proposed and analyzed to study the spread of coronavirus disease in a human ...
Verma Sandhya Rani   +4 more
doaj   +1 more source

Bifurcation analysis of a nonlinear diffusion model: Effect of evaluation period for the diffusion of a technology

open access: yesArab Journal of Mathematical Sciences, 2019
A nonlinear modified form of Bass model involving the interactions of non-adopter and adopter populations has been proposed to describe the process of diffusion of a new technology in the presence of evaluation period (time delay).
Rakesh Kumar   +2 more
doaj   +1 more source

Understanding biofilm--phage interactions in cystic fibrosis patients using mathematical frameworks

open access: yesComputational and Mathematical Biophysics
When planktonic bacteria adhere together to a surface, they begin to form biofilms, communities of bacteria. Biofilm formation in a host can be extremely problematic if left untreated, especially since antibiotics can be ineffective in treating the ...
Emerenini Blessing O.   +6 more
doaj   +1 more source

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