Results 31 to 40 of about 8,614,781 (356)

Nullity of the second order discrete problem with nonlocal multipoint boundary conditions

open access: yesLietuvos Matematikos Rinkinys, 2015
In this paper, we investigate several second order discrete problems with non-local multipoint boundary conditions and present obtained results about their nullity.
Gailė Paukštaitė, Artūras Štikonas
doaj   +1 more source

Spatiotemporal Dynamics of a Diffusive Immunosuppressive Infection Model with Nonlocal Competition and Crowley–Martin Functional Response

open access: yesAxioms, 2023
In this paper, we introduce the Crowley–Martin functional response and nonlocal competition into a reaction–diffusion immunosuppressive infection model.
Yuan Xue, Jinli Xu, Yuting Ding
doaj   +1 more source

Controllability of time varying semilinear non-instantaneous impulsive systems with delay, and nonlocal conditions [PDF]

open access: yesArchives of Control Sciences, 2022
In this paper we prove the exact controllability of a time varying semilinear system considering non-instantaneous impulses, delay, and nonlocal conditions occurring simultaneously.
Dalia Cabada   +3 more
doaj   +1 more source

Recovering differential operators with nonlocal boundary conditions [PDF]

open access: yesAnalysis and Mathematical Physics, 2015
Inverse spectral problems for Sturm-Liouville operators with nonlocal boundary conditions are studied. As the main spectral characteristics we introduce the so-called Weyl-type function and two spectra, which are generalizations of the well-known Weyl function and Borg's inverse problem for the classical Sturm-Liouville operator.
Yurko, Vjacheslav Anatoljevich   +1 more
openaire   +2 more sources

A Quasilinear Parabolic System with Nonlocal Boundary Condition [PDF]

open access: yesBoundary Value Problems, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Botao Chen, Yongsheng Mi, Chunlai Mu
openaire   +3 more sources

Iterative algorithm for parabolic and hyperbolic PDEs with nonlocal boundary conditions

open access: yesJournal of Ocean Engineering and Science, 2018
In this paper, we are concerned with the numerical solutions for the parabolic and hyperbolic partial differential equations with nonlocal boundary conditions.
N.A. Al-Zaid, H.O. Bakodah
doaj   +1 more source

NEUMANN BOUNDARY CONDITION FOR A NONLOCAL BIHARMONIC EQUATION

open access: yesBulletin of the South Ural State University series "Mathematics. Mechanics. Physics", 2022
The solvability conditions for a class of boundary value problems for a nonlocal biharmonic equation in the unit ball with the Neumann conditions on the boundary are studied. The nonlocality of the equation is generated by some orthogonal matrix. The presence and uniqueness of a solution to the proposed Neumann boundary condition is examined, and an ...
B.Kh. Turmetov, V.V. Karachik
openaire   +2 more sources

On a Coupled System of Random and Stochastic Nonlinear Differential Equations with Coupled Nonlocal Random and Stochastic Nonlinear Integral Conditions

open access: yesMathematics, 2021
It is well known that Stochastic equations had many useful applications in describing numerous events and problems of real world, and the nonlocal integral condition is important in physics, finance and engineering.
Ahmed M. A. El-Sayed, Hoda A. Fouad
doaj   +1 more source

On Comparison Principles for Parabolic Equations with Nonlocal Boundary Conditions

open access: yesBoundary Value Problems, 2007
A generalization of the comparison principle for a semilinear and a quasilinear parabolic equations with nonlocal boundary conditions including changing sign kernels is obtained.
Yuandi Wang, Hamdi Zorgati
doaj   +2 more sources

Numerical schemes for a class of nonlocal conservation laws: a general approach

open access: yesNetworks and Heterogeneous Media, 2023
In this work we present a rather general approach to approximate the solutions of nonlocal conservation laws. In a first step, we approximate the nonlocal term with an appropriate quadrature rule applied to the spatial discretization.
Jan Friedrich   +2 more
doaj   +1 more source

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