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A time-delay COVID-19 propagation model considering supply chain transmission and hierarchical quarantine rate

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this manuscript, we investigate a novel Susceptible-Exposed-Infected-Quarantined-Recovered (SEIQR) COVID-19 propagation model with two delays, and ......

Existence of nonoscillatory solutions tending to zero of fourth-order nonlinear neutral dynamic equations on time scales

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, a class of fourth-order nonlinear neutral dynamic equations on time scales is investigated. We obtain some sufficient conditions for th......

On a nonlinear sequential four-point fractional q-difference equation involving q-integral operators in boundary conditions along with stability criteria

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, we consider a nonlinear sequential q-difference equation based on the Caputo fractional quantum derivatives with nonlocal boundary valu......

Dynamics and bifurcation analysis of a state-dependent impulsive SIS model

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

Recently, considering the susceptible population size-guided implementations of control measures, several modelling studies investigated the global dy......

Dynamics of a stochastic population model with predation effects in polluted environments

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

The present paper puts forward and probes a stochastic single-species model with predation effect in a polluted environment. We propose a threshold be......

On nontrivial solutions of nonlinear Schrodinger equations with sign-changing potential

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, we consider the superlinear Schrodinger equation with bounded potential well. The potential here is allowed to be sign-changing. Withou......

An uncertain SIR rumor spreading model

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, an uncertain SIR (spreader, ignorant, stifler) rumor spreading model driven by one Liu process is formulated to investigate the influen......

Time-delay effect on a diffusive predator-prey model with habitat complexity

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

Based on the predator-prey system with a Holling type functional response function, a diffusive predator-prey system with digest delay and habitat com......

Results on fixed circles and discs for L-(omega,L-C)-contractions and related applications

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, we study the behavior of L-(omega,L-C)-contraction mappings and establish some results on common fixed circles and discs. We explain th......

Stability of solutions for generalized fractional differential problems by applying significant inequality estimates

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this research paper, we intend to study the stability of solutions of some nonlinear initial value fractional differential problems. These equation......

Hyperchaotic behaviors, optimal control, and synchronization of a nonautonomous cardiac conduction system

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

In this paper, the hyperchaos analysis, optimal control, and synchronization of a nonautonomous cardiac conduction system are investigated. We mainly ......

Investigation of the neutral fractional differential inclusions of Katugampola-type involving both retarded and advanced arguments via Kuratowski MNC technique

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

A class of the boundary value problem is investigated in this research work to prove the existence of solutions for the neutral fractional differentia......

Fractional isospectral and non-isospectral AKNS hierarchies and their analytic methods for N-fractal solutions with Mittag-Leffler functions

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

Ablowitz-Kaup-Newell-Segur (AKNS) linear spectral problem gives birth to many important nonlinear mathematical physics equations including nonlocal on......

Two problems of binomial sums involving harmonic numbers

期刊: ADVANCES IN DIFFERENCE EQUATIONS, 2021; 2021 (1)

Two open problems recently proposed by Xi and Luo (Adv. Differ. Equ. 2021:38, 2021) are resolved by evaluating explicitly three binomial sums involvin......

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