Results 1 to 10 of about 193,645 (277)

First order systems of odes with nonlinear nonlocal boundary conditions [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
In this article, we prove existence of solutions for a nonlocal boundary value problem with nonlinearity in a nonlocal condition. Our method is based upon Mawhin's coincidence theory.
Igor Kossowski, Bogdan Przeradzki
doaj   +11 more sources

Asymptotic distribution of eigenvalues and eigenfunctions of a nonlocal boundary value problem

open access: yesMathematical Modelling and Analysis, 2021
In this work, we obtain asymptotic formulas for eigenvalues and eigenfunctions of the second order boundary-value problem with a Bitsadze–Samarskii type nonlocal boundary condition.
Erdoğan Şen, Artūras Štikonas
doaj   +2 more sources

Ground state solution of a nonlocal boundary-value problem

open access: yesElectronic Journal of Differential Equations, 2013
In this article, we apply the Nehari manifold method to study the Kirchhoff type equation $$ -\Big(a+b\int_\Omega|\nabla u|^2dx\Big)\Delta u=f(x,u) $$ subject to Dirichlet boundary conditions.
Cyril Joel Batkam
doaj   +3 more sources

Nonlocal q-fractional boundary value problem with Stieltjes integral conditions

open access: yesNonlinear Analysis, 2019
In this paper, we are dedicated to investigating a new class of one-dimensional lower-order fractional q-differential equations involving integral boundary conditions supplemented with Stieltjes integral.
Jing Ren, Chengbo Zhai
doaj   +2 more sources

On the Schrödinger-parabolic equation with multipoint nonlocal boundary condition [PDF]

open access: yesE-Journal of Analysis and Applied Mathematics, 2023
The nonlocal boundary value problem for a Schrödinger-parabolic equation with multipoint nonlocal boundary conditions is examined. Stability estimates for the solution of this problem are established.
Yıldırım Özdemir
doaj   +1 more source

On the unique solvability of a nonlocal boundary value problem with the poincaré condition

open access: yesE3S Web of Conferences, 2023
As is known, it is customary in the literature to divide degenerate equations of mixed type into equations of the first and second kind. In the case of an equation of the second kind, in contrast to the first, the degeneracy line is simultaneously the ...
A. Abdullaev   +2 more
semanticscholar   +1 more source

ON A TIME-NONLOCAL BOUNDARY VALUE PROBLEM FOR TIME-FRACTIONAL PARTIAL DIFFERENTIAL EQUATION

open access: yesInternational Journal of Apllied Mathematics, 2022
: A boundary value problem with a nonlocal m -point condition in time for a space-degenerate partial differential equation involving the bi-ordinal Hilfer fractional derivative is the main subject of the present investigation.
E. Karimov, B. Toshtemirov
semanticscholar   +1 more source

Nonlocal boundary value problem for generalized Hilfer implicit fractional differential equations [PDF]

open access: yesMathematical methods in the applied sciences, 2020
In this paper, we derive the equivalent fractional integral equation to the nonlinear implicit fractional differential equations involving Ψ‐Hilfer fractional derivative subject to nonlocal fractional integral boundary conditions.
Ashwini D. Mali, Kishor D. Kucche
semanticscholar   +1 more source

ON THE STABILITY OF NONLOCAL BOUNDARY VALUE PROBLEM FOR A THIRD ORDER PDE

open access: yesInternational Journal of Apllied Mathematics, 2021
: In this paper, the nonlocal boundary value problem for third order partial differential equations in a Hilbert space with a self-adjoint positive definite operator is studied. The main theorem on stability of this problem is established.
A. Ashyralyev, Kheireddine Belakroum
semanticscholar   +1 more source

On a boundary value problem of arbitrary orders differential inclusion with nonlocal, integral and infinite points boundary conditions

open access: yesAIMS Mathematics, 2022
In this work, we are concerned with a boundary value problem of fractional orders differential inclusion with nonlocal, integral and infinite points boundary conditions. We prove some existence results for that nonlocal boundary value problem.
A. M. A. El-Sayed   +2 more
doaj   +1 more source

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