The Positivity of Numerical Method for Susceptible‐Infected ...

The positivity is a basic characteristic in plenty of areas, such as economy and ecology areas. For example, the susceptible number, infected ...

The Positivity of Numerical Method for - ProQuest

Sudden environmental perturbations may affect the positivity of the solution of the susceptible-infected-recovered-susceptible (SIRS) model.

The Positivity of Numerical Method for Susceptible-Infected ...

In this paper, we are concerned with the positivity of the numerical solution of a stochastic SIRS epidemic model.

Positivity preserving numerical method for epidemic model of ...

This work attempts to study the numerical solution of nonlinear delayed Immunized Susceptible Latent Infected and Recovered (MSLIR) epidemic model of HBV ...

The Positivity of Numerical Method for Susceptible-Infected ... - Gale

In Section 3, we have constructed a new BIM numerical method preserving positivity for the stochastic SIRS system and proved the numerical solutions to have ...

Positivity-Preserving Numerical Method and Relaxed Control for ...

The stochastic susceptible-infected-vaccinated (SIV) epidemic model includes a nonlinear term, making it difficult to obtain analytical ...

Research Article The Positivity of Numerical Method for Susceptible ...

Sudden environmental perturbations may affect the positivity of the solution of the susceptible-infected-recovered-susceptible. (SIRS) model ...

Positivity and Boundedness Preserving Numerical Scheme for a ...

Since the stochastic age-structured multigroup susceptible-infected-recovering (SIR) epidemic model is nonlinear, the solution of this model ...

Positivity-Preserving Numerical Method and Relaxed Control for ...

The stochastic susceptible–infected–vaccinated (SIV) epidemic model includes a nonlinear term, making it difficult to obtain analytical ...

Positivity-Preserving Numerical Method for a Stochastic Multi-Group ...

trol of infectious diseases. Susceptible–infected–recovered (SIR) models have been extensively studied (see, e.g.,. [2, 7, 16, 32]), as these ...

High-order reliable numerical methods for epidemic models with ...

... disease between susceptible and infected individuals in the population. ... The rate at which exposed individuals become infected is expressed by ...

Positivity-Preserving Numerical Method and Relaxed Control for ...

The stochastic susceptible-infected-vaccinated (SIV) epidemic model includes a nonlinear term, making it difficult to obtain analytical solutions.

Positivity-Preserving Numerical Method and Relaxed Control for ...

The stochastic susceptible–infected–vaccinated (SIV) epidemic model includes a nonlinear term, making it difficult to obtain analytical solutions.

Positivity-Preserving Numerical Method for a Stochastic Multi-Group ...

The stochastic multi-group susceptible–infected–recovered (SIR) epidemic model is nonlinear, and so analytical solutions are generally difficult to obtain.

Numerical Analysis of the Susceptible Exposed Infected ... - Frontiers

In this paper, two structure-preserving nonstandard finite difference (NSFD) operator splitting schemes are designed for the solution of ...

Construction of positivity-preserving numerical method for stochastic ...

... solution for the SIVS model, so ... Many authors have analyzed the susceptible–infected–susceptible (SIS) epidemic model with vaccination.

Analytical Properties and Numerical Preservation of an Age-Group ...

This paper analyzes an age-group susceptible-infected-recovered (SIR) model. Theoretical results concerning the conservation of the total population, the ...

Construction of positivity-preserving numerical method for st..|INIS

The EM method to simulate the stochastic SIVS model often results in the problem that the numerical solution is not positive. In order to eliminate the negative ...

A linear, decoupled and positivity-preserving numerical scheme for ...

Abstract. In this paper, we propose an efficient numerical method for a comprehensive infection model that is formulated by a system of nonlinear coupling ...

Lecture on "Explicit-Implicit Method for Susceptible-Infected ...

In this talk, I will present an explicit-implicit method to numerically solve the Susceptible-Infected-Recovered (SIR) model driven by Brownian ...