Results 71 to 80 of about 722 (143)

Time-delayed modelling of the COVID-19 dynamics with a convex incidence rate. [PDF]

open access: yesInform Med Unlocked, 2022
Babasola O   +4 more
europepmc   +2 more sources

Robust permanence for ecological equations with internal and external feedbacks. [PDF]

open access: yes, 2018
Species experience both internal feedbacks with endogenous factors such as trait evolution and external feedbacks with exogenous factors such as weather. These feedbacks can play an important role in determining whether populations persist or communities
Patel, Swati, Schreiber, Sebastian J
core  

Mathematical modelling and analysis of stochastic malaria and COVID-19 co-infection model

open access: yesApplied Mathematics in Science and Engineering
In this article, we construct and analyse a stochastic mathematical model to study the co-infection dynamics of malaria and COVID-19 in a population. We derive the basic reproduction number associated with the disease-free equilibrium of the stochastic ...
Michael A. Pobbi   +2 more
doaj   +1 more source

Global dynamics of respiratory process in a class of bacterial culture

open access: yesJournal of Biological Dynamics
The global dynamic behavior of the respiration process in bacterial culture at different concentrations was comprehensively described using the qualitative theory of differential equations and symbolic calculation software.
Jiazhou Wu, Fabao Gao
doaj   +1 more source

Propagation dynamics for an epidemic patch model with variable incubation period

open access: yesEuropean Journal of Applied Mathematics
We study an epidemic patch model that describes the disease spread in population with variable latency due to the differences in immunologic tolerance between individuals. We focus on whether the disease can spread in space that leads to the emergence of
Zhaoquan Xu   +2 more
doaj   +1 more source

Absolute concentration robustness and multistationarity in reaction networks: Conditions for coexistence

open access: yesEuropean Journal of Applied Mathematics
Many reaction networks arising in applications are multistationary, that is, they have the capacity for more than one steady state, while some networks exhibit absolute concentration robustness (ACR), which means that some species concentration is the ...
Nidhi Kaihnsa, Tung Nguyen, Anne Shiu
doaj   +1 more source

Estimation of spreading speeds and travelling waves for the lattice pioneer-climax competition system

open access: yesJournal of Biological Dynamics
This paper concerns the invasion dynamics of the lattice pioneer-climax competition model with parameter regions in which the system is non-monotone. We estimate the spreading speeds and establish appropriate conditions under which the spreading speeds ...
Haifeng Song, Yuxiang Zhang
doaj   +1 more source

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