Articles with "existence stability" as a keyword



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Some Existence and Stability Results for Hilfer-fractional Implicit Differential Equations with Nonlocal Conditions

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Published in 2018 at "Mediterranean Journal of Mathematics"

DOI: 10.1007/s00009-017-1061-0

Abstract: The aim of this paper is to establish the existence and uniqueness results for implicit differential equations of Hilfer-type fractional order via Schaefer’s fixed point theorem and Banach contraction principle. Next, we establish the equivalent… read more here.

Keywords: implicit differential; existence stability; stability results; differential equations ... See more keywords

Global existence and stability results for a time-fractional diffusion equation with variable exponents

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Published in 2024 at "Arabian Journal of Mathematics"

DOI: 10.1007/s40065-024-00463-2

Abstract: This paper aims to study the existence and stability results concerning a fractional partial differential equation with variable exponent source functions. The local existence result for α∈(0,1)\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt}… read more here.

Keywords: existence stability; equation variable; stability results; stability ... See more keywords

Evans functions and bifurcations of nonlinear waves of some nonlinear reaction diffusion equations

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Published in 2017 at "Journal of Differential Equations"

DOI: 10.1016/j.jde.2017.02.020

Abstract: Abstract The main purposes of this paper are to accomplish the existence, stability, instability and bifurcation of the nonlinear waves of the nonlinear system of reaction diffusion equations u t = u x x +… read more here.

Keywords: existence stability; nonlinear waves; reaction diffusion; stability ... See more keywords
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Existence and stability of discrete solitons in nonlinear Schrödinger lattices with hard potentials

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Published in 2020 at "Physica D: Nonlinear Phenomena"

DOI: 10.1016/j.physd.2019.132326

Abstract: Abstract In this paper we study the discrete solitons in nonlinear Schrodinger lattices with hard potentials. We first derive some sufficient conditions for the existence of discrete solitons in the anti-continuum limit. We then establish… read more here.

Keywords: discrete solitons; existence stability; lattices hard; stability ... See more keywords
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Existence and stability of solitary waves for the inhomogeneous NLS

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Published in 2020 at "Physica D: Nonlinear Phenomena"

DOI: 10.1016/j.physd.2020.132691

Abstract: Abstract In this paper, we identify necessary and sufficient conditions for the existence of appropriately localized waves for the inhomogeneous semi-linear Schrodinger equation driven by the subLaplacian dispersion operators ( − Δ ) s ,… read more here.

Keywords: solitary waves; waves inhomogeneous; stability solitary; existence stability ... See more keywords

Existence and stability of traveling waves for a nonlocal time-delayed degenerate diffusion equation

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Published in 2025 at "Applicable Analysis"

DOI: 10.1080/00036811.2025.2527769

Abstract: This paper is concerned with the existence and stability of traveling wave solutions for a class of non-local time-delayed equations with p-Laplacian diffusion. We first show the existence of traveling wave solutions via monotone iterative… read more here.

Keywords: existence stability; existence; stability; stability traveling ... See more keywords

Existence and stability of two periodic solutions for an interactive wild and sterile mosquitoes model

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Published in 2022 at "Journal of Biological Dynamics"

DOI: 10.1080/17513758.2021.2023666

Abstract: In this paper, we study the periodic and stable dynamics of an interactive wild and sterile mosquito population model with density-dependent survival probability. We find a release amount upper bound , depending on the release… read more here.

Keywords: wild sterile; existence stability; periodic solutions; two periodic ... See more keywords

Existence and stability of relativistic fluid spheres supported by thin shells

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Published in 2020 at "Physical Review D"

DOI: 10.1103/physrevd.102.064009

Abstract: We propose two models for constant density relativistic perfect-fluid spheres supported by thin-shell configurations. These models are obtained from the Schwarzschild constant density star solution: the first via the collapse of the external layers of… read more here.

Keywords: fluid spheres; supported thin; existence stability; spheres supported ... See more keywords

Existence and stability of equilibria in infectious disease dynamics with behavioral feedback.

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Published in 2025 at "Physical review. E"

DOI: 10.1103/physreve.111.014317

Abstract: Mathematical models have provided a general framework for understanding the dynamics and control of infectious disease. Many compartmental models are limited in that they do not account for the range of behavioral feedbacks that have… read more here.

Keywords: existence stability; disease; infectious disease; stability equilibria ... See more keywords

Existence and Stability of Equilibrium of DC Microgrid With Constant Power Loads

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Published in 2018 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2018.2849974

Abstract: Constant power loads (CPLs) are often the cause of instability and no equilibrium of dc microgrids. In this study, we analyze the existence and stability of equilibrium of dc microgirds with CPLs and the sufficient… read more here.

Keywords: power loads; existence stability; equilibrium; power ... See more keywords

Existence and stability of the relaxation cycle in a mathematical repressilator model

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Published in 2017 at "Mathematical Notes"

DOI: 10.1134/s0001434617010072

Abstract: The three-dimensional nonlinear system of ordinary differential equations modeling the functioning of the simplest oscillatory genetic network, the so-called repressilator, is considered. The existence, asymptotics, and stability of the relaxation periodicmotion in this system are… read more here.

Keywords: stability relaxation; relaxation cycle; repressilator; existence stability ... See more keywords