This paper proposes the epidemic propagation model SEAIHR to elucidate the propagation
mechanism of the Corona Virus Disease of 2019 (COVID-19). Based on the analysis of the …

We investigate a contextual problem of how to distribute a limited supply of vaccines over a
period of time in a country where different regions have its own vaccination capacities …

The outbreak of COVID-19 unleashed an unprecedented global pandemic, profoundly
impacting lives and economies worldwide. Recognizing its severity, the World Health …

A mathematical model of COVID-19 with a delay-term for the vaccinated compartment is
developed. It has parameters accounting for vaccine-induced immunity delay, vaccine …

The outbreak of COVID-19 unleashed an unprecedented global pandemic, leaving a
profound impact on lives and economies worldwide. Recognizing its severity, the World …

Глобализация экономических процессов, интенсификация логистических
взаимодействий, рост численности мирового населения и повы 山 ение его …

In the conditions of а mass disease, governing bodies of an economic system face a number
of tasks related to the need to minimize its negative effects. This requires a tool that allows …

Coronavirus disease 2019 (COVID-19) management and response is a challenging task
due to the uncertainty and complexity of the nature surrounding the virus. In particular, the …

This paper focuses on the development of a mathematical model to analyze the
transmission dynamics of COVID-19 in the Philippines, where the pandemic has significantly …

Since the emergence of coronavirus disease 2019 (COVID-19) in Wuhan, its causative
agent, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has been rapidly …