Results 61 to 70 of about 2,472 (168)

Lie symmetry analysis, exact solutions and conservation laws for the time fractional modified Zakharov–Kuznetsov equation

open access: yesNonlinear Analysis, 2017
In this work, Lie symmetry analysis (LSA) for the time fractional modified Zakharov–Kuznetsov (mZK) equation with Riemann–Liouville (RL) derivative is analyzed.
Dumitru Baleanu   +3 more
doaj   +1 more source

Families of Rational and Semirational Solutions of the Partial Reverse Space-Time Nonlocal Mel′nikov Equation

open access: yesComplexity, 2020
Exact periodic and localized solutions of a nonlocal Mel′nikov equation are derived by the Hirota bilinear method. Many conventional nonlocal operators involve integration over a spatial or temporal domain.
Wei Liu   +3 more
doaj   +1 more source

An Existence Theorem for a Nonlocal Global Pandemic Model for Insect-Borne Diseases

open access: yesInternational Journal of Differential Equations, 2014
We construct and analyze a nonlocal global pandemic model that comprises a system of two nonlocal integrodifferential equations (functional differential equations) and an ordinary differential equation.
John R. Cannon, Daniel J. Galiffa
doaj   +1 more source

On nonclassical impulsive ordinary differential equations with nonlocal conditions

open access: yesInternational Journal of Analysis and Applications, 2019
Summary: Results on mild solutions of nonclassical differential equations with impulsive and nonlocal conditions are extended to a case when the nonlocal conditions are necessarily non Lipschitz and non compact.
Bishop, S.A.   +2 more
openaire   +4 more sources

Monotonic Positive Solutions of Nonlocal Boundary Value Problems for a Second-Order Functional Differential Equation

open access: yesAbstract and Applied Analysis, 2012
We study the existence of at least one monotonic positive solution for the nonlocal boundary value problem of the second-order functional differential equation x′′(t)=f(t,x(ϕ(t))), t∈(0,1), with the nonlocal condition ∑k=1makx(τk)=x0, x′(0)+∑j=1nbjx′(ηj)=
A. M. A. El-Sayed   +2 more
doaj   +1 more source

Symmetry and Intertwining Operators for the Nonlocal Gross-Pitaevskii Equation

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
We consider the symmetry properties of an integro-differential multidimensional Gross-Pitaevskii equation with a nonlocal nonlinear (cubic) term in the context of symmetry analysis using the formalism of semiclassical asymptotics.
Aleksandr L. Lisok   +2 more
doaj   +1 more source

A nonlocal boundary problem for the Laplace operator in a half disk

open access: yesElectronic Journal of Differential Equations, 2014
In the present work we investigate the nonlocal boundary problem for the Laplace equation in a half disk. The difference of this problem is the impossibility of direct applying of the Fourier method (separation of variables). Because the corresponding
Gani A. Besbaev   +2 more
doaj  

Existence theorems for a class of nonlocal differential equations

open access: yesJournal of Mathematical Analysis and Applications, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Existence of solutions for an abstract second-order differential equation with nonlocal conditions

open access: yesElectronic Journal of Differential Equations, 2009
We discuss the existence of mild solutions for abstract second-order differential equation with nonlocal conditions. Also we consider some application of our results.
Eduardo Hernandez M.
doaj  

Numerical solution for nonlocal Sobolev-type differential equations

open access: yesElectronic Journal of Differential Equations, 2010
We present a numerical approximate solution to Sobolev-type differential equation subject to nonlocal initial boundary conditions. A Laplace transform method is described for the solution of considered equation.
Shruti A. Dubey
doaj  

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