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基于苏梅杜变换的新型冠状病毒肺炎疫情模型分析

Analysis of COVID-19 epidemic model with sumudu transform.

作者信息

Farman Muhammad, Azeem Muhammad, Ahmad M O

机构信息

Department of Mathematics and Statistics, The University of Lahore, Lahore, Pakistan.

出版信息

AIMS Public Health. 2022 Feb 14;9(2):316-330. doi: 10.3934/publichealth.2022022. eCollection 2022.

DOI:10.3934/publichealth.2022022
PMID:35634031
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC9114793/
Abstract

In this paper, we develop a time-fractional order COVID-19 model with effects of disease during quarantine which consists of the system of fractional differential equations. Fractional order COVID-19 model is investigated with ABC technique using sumudu transform. Also, the deterministic mathematical model for the quarantine effect is investigated with different fractional parameters. The existence and uniqueness of the fractional-order model are derived using fixed point theory. The sumudu transform can keep the unity of the function, the parity of the function, and has many other properties that are more valuable. Solutions are derived to investigate the influence of fractional operator which shows the impact of the disease during quarantine on society.

摘要

在本文中,我们建立了一个具有隔离期间疾病影响的时间分数阶COVID-19模型,该模型由分数阶微分方程组组成。利用Sumudu变换,采用ABC技术研究了分数阶COVID-19模型。此外,还研究了具有不同分数参数的隔离效应确定性数学模型。利用不动点理论推导了分数阶模型的存在性和唯一性。Sumudu变换可以保持函数的统一性、函数的奇偶性,并且具有许多其他更有价值的性质。通过求解来研究分数阶算子的影响,该影响表明了隔离期间疾病对社会的影响。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/6eed2e946169/publichealth-09-02-022-g007.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/82eb53cc3347/publichealth-09-02-022-g001.jpg
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https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/9a7a21d994df/publichealth-09-02-022-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/96ea1b39952e/publichealth-09-02-022-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/6eed2e946169/publichealth-09-02-022-g007.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/82eb53cc3347/publichealth-09-02-022-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/a4fe62cd29dd/publichealth-09-02-022-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/e9ff92beda87/publichealth-09-02-022-g003.jpg
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https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/9a7a21d994df/publichealth-09-02-022-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/96ea1b39952e/publichealth-09-02-022-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6620/9114793/6eed2e946169/publichealth-09-02-022-g007.jpg

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本文引用的文献

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Modeling of fractional-order COVID-19 epidemic model with quarantine and social distancing.具有隔离和社交距离的分数阶COVID-19流行模型的建模
Math Methods Appl Sci. 2021 Jul 30;44(11):9334-9350. doi: 10.1002/mma.7360. Epub 2021 Mar 29.
2
COVID-19 pandemic decision support system for a population defense strategy and vaccination effectiveness.用于群体防御策略和疫苗接种效果的COVID-19大流行决策支持系统
Saf Sci. 2021 Oct;142:105370. doi: 10.1016/j.ssci.2021.105370. Epub 2021 Jun 5.
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Diagnostic model for the society safety under COVID-19 pandemic conditions.
新冠疫情下社会安全的诊断模型
Saf Sci. 2021 Apr;136:105164. doi: 10.1016/j.ssci.2021.105164. Epub 2021 Jan 11.
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A fractional-order compartmental model for the spread of the COVID-19 pandemic.一种用于新冠疫情传播的分数阶房室模型。
Commun Nonlinear Sci Numer Simul. 2021 Jul;98:105764. doi: 10.1016/j.cnsns.2021.105764. Epub 2021 Feb 19.
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The Signature of the Coronavirus Lockdown in Air Pollution in Greece.希腊空气污染中新冠疫情封锁的特征
Water Air Soil Pollut. 2021;232(3):119. doi: 10.1007/s11270-021-05055-w. Epub 2021 Mar 9.
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Regional forecasting of COVID-19 caseload by non-parametric regression: a VAR epidemiological model.基于非参数回归的新冠病毒病例数区域预测:向量自回归流行病学模型
AIMS Public Health. 2021 Feb 1;8(1):124-136. doi: 10.3934/publichealth.2021010. eCollection 2021.
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A SIR-type model describing the successive waves of COVID-19.一个描述新冠疫情连续几波传播情况的SIR型模型。
Chaos Solitons Fractals. 2021 Mar;144:110682. doi: 10.1016/j.chaos.2021.110682. Epub 2021 Jan 14.
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Forecast analysis of the epidemics trend of COVID-19 in the USA by a generalized fractional-order SEIR model.基于广义分数阶SEIR模型的美国新冠肺炎疫情趋势预测分析
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A new model for the spread of COVID-19 and the improvement of safety.一种新型冠状病毒肺炎传播及安全性改善模型。
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