Results 41 to 50 of about 37,785 (206)

Diffuse Interface models for incompressible binary fluids and the mass-conserving Allen-Cahn approximation

open access: yes, 2020
This paper is devoted to the mathematical analysis of some Diffuse Interface systems which model the motion of a two-phase incompressible fluid mixture in presence of capillarity effects in a bounded smooth domain.
Giorgini, Andrea   +2 more
core   +2 more sources

A Gronwall inequality and the Cauchy-type problem by means of ψ-Hilfer operator [PDF]

open access: yesDifferential Equations & Applications, 2017
In this paper, we propose a generalized Gronwall inequality through the fractional integral with respect to another function. The Cauchy-type problem for a nonlinear differential equation involving the $\psi$-Hilfer fractional derivative and the ...
J. Sousa, E. C. Oliveira
semanticscholar   +1 more source

A generalized q-fractional Gronwall inequality and its applications to nonlinear delay q-fractional difference systems

open access: yesJournal of Inequalities and Applications, 2016
In this paper, we state and prove a new discrete q-fractional version of the Gronwall inequality. Based on this result, a particular version expressed by means of the q-Mittag-Leffler function is provided.
T. Abdeljawad, J. Alzabut, D. Baleanu
semanticscholar   +2 more sources

Incompressible flow in porous media with fractional diffusion [PDF]

open access: yes, 2008
In this paper we study the heat transfer with a general fractional diffusion term of an incompressible fluid in a porous medium governed by Darcy's law. We show formation of singularities with infinite energy and for finite energy we obtain existence and
Bear J   +13 more
core   +2 more sources

The Generalized Gronwall Inequality and Its Application to Periodic Solutions of Integrodifferential Impulsive Periodic System on Banach Space

open access: yes, 2008
This paper deals with a class of integrodifferential impulsive periodic systems on Banach space. Using impulsive periodic evolution operator given by us, the -periodic PC-mild solution is introduced and suitable Poincaré operator is constructed.
Jin Rong Wang   +3 more
semanticscholar   +1 more source

Dynamical analysis of Hilfer–Hadamard type fractional pantograph equations via successive approximation

open access: yesJournal of Taibah University for Science, 2019
In this note, we consider a nonlinear pantograph equation with Hilfer–Hadamard fractional derivative. We investigate the existence and continuous dependence results by using successive approximations and generalized Gronwall inequality.
D. Vivek, Kamal Shah, K. Kanagarajan
doaj   +1 more source

A vanishing diffusion limit in a nonstandard system of phase field equations [PDF]

open access: yes, 2012
We are concerned with a nonstandard phase field model of Cahn-Hilliard type. The model, which was introduced by Podio-Guidugli (Ric. Mat. 2006), describes two-species phase segregation and consists of a system of two highly nonlinearly coupled PDEs.
Colli, Pierluigi   +3 more
core   +3 more sources

New Results for Generalized Gronwall Inequalities and Their Applications [PDF]

open access: yesAbstract and Applied Analysis, 2014
In succession to our earlier work, we further provide some new generalized Gronwall inequalities and apply these inequalities to the study of qualitative estimations of solutions to certain fractional differential equations.
openaire   +4 more sources

Stochastic Delay Population Dynamics under Regime Switching: Global Solutions and Extinction

open access: yesAbstract and Applied Analysis, 2013
This paper is concerned with a delay Lotka-Volterra model under regime switching diffusion in random environment. By using generalized Itô formula, Gronwall inequality and Young’s inequality, some sufficient conditions for existence of global positive ...
Zheng Wu, Hao Huang, Lianglong Wang
doaj   +1 more source

Existence and uniqueness results for fractional differential equations with boundary value conditions [PDF]

open access: yesOpuscula Mathematica, 2011
In this paper, we study the existence and uniqueness of fractional differential equations with boundary value conditions. A new generalized singular type Gronwall inequality is given to obtain important a priori bounds.
LinLi Lv, JinRong Wang, Wei Wei
doaj   +1 more source

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