Results 11 to 20 of about 28,892 (218)

Mathematical Model and Analysis of Corruption Dynamics with Optimal Control [PDF]

open access: yesJournal of Applied Mathematics, 2022
In this study, a deterministic mathematical model that explains the transmission dynamics of corruption is proposed and analyzed by considering social influence on honest individuals. Positivity and boundedness of solution of the model are proved and basic reproduction number
Abayneh Kebede Fantaye   +1 more
openaire   +2 more sources

Optimal Control in a Mathematical Model of Smoking

open access: yesJournal of Mathematical and Fundamental Sciences, 2021
This paper presents a dynamic model of smoking with optimal control. The mathematical model is divided into 5 sub-classes, namely, non-smokers, occasional smokers, active smokers, individuals who have temporarily stopped smoking, and individuals who have stopped smoking permanently.
Nur Ilmayasinta, Heri Purnawan
openaire   +3 more sources

Mathematical Modelling and Optimal Control of Anthracnose

open access: yesBIOMATH, 2014
In this paper we propose two nonlinear models for the control of anthracnose disease. The first one is an ordinary differential equation (ODE) model which represents the whithin host evolution of the disease. The second model includes spatial diffusion of the disease in a bounded domain О©. We show well formulation of those models checking existence of
Fotsa, David   +4 more
openaire   +5 more sources

Mathematical Modeling, Analysis, and Optimal Control of Corruption Dynamics [PDF]

open access: yesJournal of Applied Mathematics, 2020
In this paper, a nonlinear deterministic model for the dynamics of corruption is proposed and analysed qualitatively using the stability theory of differential equations. The basic reproduction number with respect to the corruption-free equilibrium is obtained using next-generation matrix method. The conditions for local and global asymptotic stability
openaire   +3 more sources

How to mathematically optimize drug regimens using optimal control [PDF]

open access: yesJournal of Pharmacokinetics and Pharmacodynamics, 2018
This article gives an overview of a technique called optimal control, which is used to optimize real-world quantities represented by mathematical models. I include background information about the historical development of the technique and applications in a variety of fields.
openaire   +2 more sources

A MATHEMATICAL MODEL WITH OPTIMAL CONTROLS FOR CELLULAR IMMUNOLOGY OF TUBERCULOSIS

open access: yesTaiwanese Journal of Mathematics, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Shi, Ruiqing, Li, Yang, Tang, Sanyi
openaire   +2 more sources

Mathematical modeling and optimal control of the COVID-19 dynamics

open access: yesResults in Physics, 2021
We are considering a new COVID-19 model with an optimal control analysis when vaccination is present. Firstly, we formulate the vaccine-free model and present the associated mathematical results involved. Stability results for R 0 < 1 are shown. In addition, we frame the model with the vaccination class. We look at the mathematical results with the
Zhong-Hua Shen   +5 more
openaire   +3 more sources

THE INFLUENZA AH1N1: A MATHEMATICAL MODEL WITH APPLICATION OF OPTIMAL CONTROL [PDF]

open access: yesInternational Journal of Pure and Apllied Mathematics, 2016
تنتقل الأنفلونزا البشرية مباشرة من شخص مريض إلى شخص سليم، عن طريق الجو، خلال فترة أعراض المرض. تتفاعل الفوعة ومولدات الفيروس ومناعة المضيف والبيئة مع بعضها البعض مما يؤثر على انتقال الفيروس من شخص لآخر. منذ التنبيه في عام 2009 للأنفلونزا بسبب فيروس H1N1، زاد عدد الحالات الجديدة على الرغم من تنفيذ تدابير المكافحة، مثل ارتداء الأقنعة، وغيرها من التوصيات ...
De La Pava Salgado, Elmer   +2 more
openaire   +2 more sources

Mathematical model of COVID-19 in Nigeria with optimal control

open access: yesResults in Physics, 2021
The novel Coronavirus Disease 2019 (COVID-19) is a highly infectious disease caused by a new strain of severe acute respiratory syndrome of coronavirus 2 (SARS-CoV-2). In this work, we proposed a mathematical model of COVID-19. We carried out the qualitative analysis along with an epidemic indicator which is the basic reproduction number ( R 0 ...
Adesoye Idowu Abioye   +6 more
openaire   +3 more sources

Mathematical Modeling and Optimal Control of Complex Epidemiological Networks [PDF]

open access: yes, 2021
An optimal strategy for controlling the dynamics of a multi-scale complex network of epidemiological models is investigated. We focus on the chikungunya epidemic and consider the spreading of the disease within an indigenous urban region contaminated after the transmission of the virus to the local vectorial fauna by a single human individual.
Cantin, Guillaume, Verdière, Nathalie
openaire   +3 more sources

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