COVID-19 is an infectious disease that causes millions of deaths worldwide, and it is the
principal leading cause of morbidity and mortality in all nations. Although the governments of …

We analyze a time-delayed SIQR model that considers transportation-related infection and
entry–exit screening. This model aims to determine the measures for preventing and …

We are concerned in this paper with dynamic behaviors and an optimal control problem of a
new delayed epidemic model. There are three major ingredients. The first one is the …

One of the major macroeconomic issues that plagues any economy and impedes its
evolution is unemployment. To address this major macroeconomic concern, we have …

This work presents a delayed fractional-order model that explores the impact of vaccination
and multiple time-delays on the infectious disease dynamics. The model explicitly …

Hepatitis C virus (HCV) is a leading cause of morbidity and mortality worldwide, including in
Bangladesh. Although the Ministry of Health in Bangladesh is implementing its nationwide …

Measles, a highly contagious airborne disease, remains endemic in many developing
countries with low vaccination coverage. In this paper, we present a deterministic …

The study of dynamics of diabetic population infected by COVID-19 is of pressing concern as
people with diabetes are considered to be at higher risk of severe illness from COVID-19. A …

Национальная академия наук Беларуси Труды Института математики. 2023. Т Page 1
Национальная академия наук Беларуси Труды Института математики. 2023. Том 31. № 2 …