Results 51 to 60 of about 428,778 (188)

The Existence and Uniqueness of Intuitionistic Fuzzy Solutions for Intuitionistic Fuzzy Partial Functional Differential Equations

open access: yesInternational Journal of Differential Equations, 2019
In this paper, we consider intuitionistic fuzzy partial functional differential equations with local and nonlocal initial conditions using the Banach fixed point theorem.
Bouchra Ben Amma   +2 more
doaj   +1 more source

Conformable functional evolution equations with nonlocal conditions in Banach spaces [PDF]

open access: yesSurveys in Mathematics and its Applications, 2023
In this paper, we study semilinear conformable fractional evolution equations with finite delay subjected to nonlocal initial conditions in an arbitrary Banach space.
Abderrahmane Boukenkoul , Mohamed Ziane
doaj  

On the Double ARA-Sumudu Transform and Its Applications

open access: yesMathematics, 2022
The main purpose of this work is to present a new double transform called the double ARA-Sumudu transform (DARA-ST). The application of the new double transform to some basic functions and the master properties are introduced.
Rania Saadeh, Ahmad Qazza, Aliaa Burqan
doaj   +1 more source

Nonlinear functional integrodifferential equations in Hilbert space

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
Let X be a Hilbert space and let Ω⊂Rn be a bounded domain with smooth boundary ∂Ω. We establish the existence and norm estimation of solutions for the parabolic partial functional integro-differential equation in X by using the fundamental solution.
J. Y. Park, S. Y. Lee, M. J. Lee
doaj   +1 more source

Weak solutions of functional differential inequalities with first-order partial derivatives

open access: yesJournal of Inequalities and Applications, 2011
The article deals with functional differential inequalities generated by the Cauchy problem for nonlinear first-order partial functional differential equations. The unknown function is the functional variable in equation and inequalities, and the partial
Kamont Zdzisław
doaj  

S-asymptotically omega-periodic solutions for abstract neutral differential equations

open access: yesElectronic Journal of Differential Equations, 2015
In this article we study the existence of S-asymptotically omega-periodic solutions for abstract neutral functional differential equations recently, introduced in the literature.
Michelle Pierri, Donal O'Regan
doaj  

Conservation Laws of Discrete Korteweg-de Vries Equation

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2005
All three-point and five-point conservation laws for the discrete Korteweg-de Vries equations are found. These conservation laws satisfy a functional equation, which we solve by reducing it to a system of partial differential equations.
Olexandr G. Rasin, Peter E. Hydon
doaj  

Existence of solutions for a second order abstract functional differential equation with state-dependent delay

open access: yesElectronic Journal of Differential Equations, 2006
In this paper we study the existence of mild solutions for abstract partial functional differential equation with state-dependent delay.
Eduardo Hernandez M.
doaj  

Reliable Real-Time Solution of Parametrized Elliptic Partial Differential Equations: Application to Elasticity [PDF]

open access: yes, 2002
The optimization, control, and characterization of engineering components or systems require fast, repeated, and accurate evaluation of a partial-differential-equation-induced input-output relationship.
Leurent, T.   +4 more
core   +2 more sources

New results concerning a Schrödinger equation involving logarithmic nonlinearity

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
In this paper, we investigate the existence of ground state solution to a class of Schrödinger equation involving logarithmic nonlinearity. To overcome the lack of smoothness, the corresponding functional $J$ is first decomposed into the sum of a ...
Yaqing Cai, Yulin Zhao, Chaoliang Luo
doaj   +1 more source

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