Evidence map›Paper›PMID 33437297›Full record

ArticleAdvances in difference equations2021

Dynamical system of the growth of COVID-19 with controller.

Rabha W Ibrahim, Dania Altulea, Rafida M Elobaid

Abstract read
In one paragraph

Article in Advances in difference equations, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Fractional dynamic system simulating the growth of microbe.Advances in difference equations · 2021
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Rabha W IbrahimInformetrics Research Group, Ton Duc Thang University, Ho Chi Minh City, Vietnam.
Dania AltuleaFaculty of Science, University of Groningen, Groningen, The Netherlands.
Rafida M ElobaidDepartment of General Sciences, Prince Sultan University, Riyadh, Saudi Arabia.ORCID 0000-0003-4267-310X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recently, various studied were presented to describe the population dynamic of covid-19. In this effort, we aim to introduce a different vitalization of the growth by using a controller term. Our method is based on the concept of conformable calculus, which involves this term. We investigate a system of coupled differential equations, which contains the dynamics of the diffusion among infected and asymptomatic characters. Strong control is considered due to the social separation. The result is consequently associated with a macroscopic law for the population. This dynamic system is useful to recognize the behavior of the growth rate of the infection and to confirm if its control is correctly functioning. A unique solution is studied under self-mapping properties. The periodicity of the solution is examined by using integral control and the optimal control is discussed in the sequel.

Indexed as

Conformable calculusCOVID-19Dynamic systemFractional calculus

Identifiers

PMID33437297
PMCPMC7789086

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.