Results 11 to 20 of about 194,262,804 (90)

Long-Time Behavior of Solution for a Reactor Model [PDF]

open access: yesAdvances in Mathematical Physics, 2015
In this paper, we would consider the dynamical behaviors of the chemical model represented by Satnoianu et al. (2001). Using the Kuratowski measure of noncompactness method, we prove the existence of global attractor for the weak solution semiflow of ...
Yantao Guo, Jianwei Shen, Qianqian Zheng
doaj   +2 more sources

Infinite System of Differential Equations in Some Spaces [PDF]

open access: yesAbstract and Applied Analysis, 2012
The first measure of noncompactness was defined by Kuratowski in 1930 and later the Hausdorff measure of noncompactness was introduced in 1957 by Goldenštein et al.
M. Mursaleen, Abdullah Alotaibi
doaj   +2 more sources

Boundary value problem for nonlinear fractional differential equations of variable order via Kuratowski MNC technique [PDF]

open access: yesAdvances in Difference Equations, 2021
In the present research study, for a given multiterm boundary value problem (BVP) involving the Riemann-Liouville fractional differential equation of variable order, the existence properties are analyzed.
Amar Benkerrouche   +4 more
doaj   +2 more sources

Impulsive Fractional Differential Equations with p-Laplacian Operator in Banach Spaces

open access: yesJournal of Function Spaces, 2018
In this paper, we study a class of boundary value problem (BVP) with multiple point boundary conditions of impulsive p-Laplacian operator fractional differential equations.
Jingjing Tan, Kemei Zhang, Meixia Li
doaj   +2 more sources

Pullback Attractors for Nonautonomous 2D-Navier-Stokes Models with Variable Delays [PDF]

open access: yesAbstract and Applied Analysis, 2013
Using a method based on the concept of the Kuratowski measure of the noncompactness of a bounded set as well as some new estimates of the equicontinuity of the solutions, we prove the existence of a unique pullback attractor in higher regularity space ...
Xiaoli Liu, Yejuan Wang
doaj   +2 more sources

Existence of solutions for delay evolution equations with nonlocal conditions

open access: yesOpen Mathematics, 2017
In this paper, we are devoted to study the existence of mild solutions for delay evolution equations with nonlocal conditions. By using tools involving the Kuratowski measure of noncompactness and fixed point theory, we establish some existence results ...
Zhang Xuping, Li Yongxiang
doaj   +3 more sources

Solutions of fractional differential equations with p-Laplacian operator in Banach spaces

open access: yesBoundary Value Problems, 2018
In this paper, we study the solutions for nonlinear fractional differential equations with p-Laplacian operator nonlocal boundary value problem in a Banach space.
Jingjing Tan, Meixia Li
doaj   +2 more sources

A Novel Discrete Approximation for Nonlinear Variable-Order Hadamard Fractional BVP With Finite Delay via Measures of Noncompactness

open access: yesJournal of Mathematics
This paper investigates a class of nonlinear boundary value problems (BVPs) for Hadamard-type variable-order (VO) fractional differential equations (FDEs) with delay.
Insaf Naima Telli   +4 more
doaj   +2 more sources

Existence and attractivity of solutions of semilinear Volterra type integro-differential evolution equations [PDF]

open access: yesSurveys in Mathematics and its Applications, 2018
In this paper, we prove a result on the existence and local attractivity of solutions of second order semilinear evolution equation. Our investigations will be situated on the Banach space of functions which are defined, continuous and bounded on the ...
Mouffak Benchohra, Noreddine Rezoug
doaj   +2 more sources

On the Kuratowski measure of noncompactness for duality mappings

open access: yes, 2012
Let $(X,\Vert \cdot\Vert ) $ be an infinite dimensional real Banach space having a Fréchet differentiable norm and $\varphi\colon \mathbb{R}_{+}\rightarrow \mathbb{R}_{+}$ be a gauge function. Denote by $J_{\varphi}\colon X\rightarrow X^{\ast}$ the duality mapping on $X$ corresponding to $\varphi$.
Dinca, George
openaire   +2 more sources

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