Results 31 to 40 of about 13,234 (254)

Relations between spectrum curves of discrete Sturm-Liouville problem with nonlocal boundary conditions and graph theory

open access: yesLietuvos Matematikos Rinkinys, 2021
Sturm-Liouville problem with nonlocal boundary conditions arises in many scientific fields such as chemistry, physics, or biology. There could be found some references to graph theory in a discrete Sturm-Liouville problem, especially in investigation of ...
Jonas Vitkauskas, Artūras Štikonas
doaj   +1 more source

The Existence of a Generalized Solution of an m-Point Nonlocal Boundary Value Problem [PDF]

open access: yes, 2017
An m-point nonlocal boundary value problem is posed for quasi- linear differential equations of first order on the plane. Nonlocal boundary value problems are investigated using the algorithm of reducing nonlocal boundary value problems to a sequence of ...
David Devadze, Devadze, David
core   +1 more source

Nonlocal Random Motions and the Trapping Problem [PDF]

open access: yesActa Physica Polonica B, 2015
Lévy stable (jump-type) processes are examples of intrinsically nonlocal random motions. This property becomes a serious obstacle if one attempts to model conditions under which a particular Lévy process may be subject to physically implementable manipulations, whose ultimate goal is to confine the random motion in a spatially finite, possibly ...
Piotr Garbaczewski, Mariusz Żaba
openaire   +2 more sources

Spikes for the two-dimensional Gierer-Meinhardt system: The weak coupling case [PDF]

open access: yes, 2001
In this paper, we rigorously prove the existence and stability of multiple-peaked patterns for the singularly perturbed Gierer-Meinhardt system in a two dimensional domain which are far from spatial homogeneity.
Winter, M, Wei, J
core   +1 more source

Continuity and density results for a one-phase nonlocal free boundary problem [PDF]

open access: yes, 2015
We consider a one-phase nonlocal free boundary problem obtained by the superposition of a fractional Dirichlet energy plus a nonlocal perimeter functional.
S. Dipierro   +3 more
core   +1 more source

Application of Rothe's method to a parabolic inverse problem with nonlocal boundary condition [PDF]

open access: yes, 2022
summary:We consider an inverse problem for the determination of a purely time-dependent source in a semilinear parabolic equation with a nonlocal boundary condition. An approximation scheme for the solution together with the well-posedness of the problem
Ri, Myong-Hwan, Jo, Yong-Hyok
core   +1 more source

The Dirichlet problem for nonlocal operators [PDF]

open access: yes, 2015
Felsinger M, Kaßmann M, Voigt P. The Dirichlet problem for nonlocal operators. Mathematische Zeitschrift. 2015;279(3-4):779-809.In this note we set up the elliptic and the parabolic Dirichlet problem for linear nonlocal operators.
Kaßmann, Moritz ; https://orcid.org/   +2 more
core   +1 more source

Analysis of the nonlocal wave propagation problem with volume constraints [PDF]

open access: yes, 2020
International audienceIn the current paper, we investigate a nonlocal hyperbolic problem with volume constraints. The main motivation of this work is to apply the nonlocal vector calculus, introduced and developed by DU et al.
Hakim, Abdelilah   +3 more
core   +1 more source

Numerical Analysis of the Eigenvalue Problem for One-Dimensional Differential Operator with Nonlocal Integral Conditions

open access: yesNonlinear Analysis, 2009
In this paper the eigenvalue problem for one-dimensional differential operator with nonlocal integral conditions is investigated numerically. The special cases of general problem are analyzed and hypothesis about the dependence of the spectral structure ...
S. Sajavičius, M. Sapagovas
doaj   +1 more source

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