Results 21 to 30 of about 175,173 (185)

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

Monte Carlo approximations of the Neumann problem [PDF]

open access: yes, 2012
We introduce Monte Carlo methods to compute the solution of elliptic equations with pure Neumann boundary conditions. We first prove that the solution obtained by the stochastic representation has a zero mean value with respect to the invariant measure ...
Maire, Sylvain, Tanré, Etienne
core   +8 more sources

Construction of Maximal Hypersurfaces with Boundary Conditions [PDF]

open access: yes, 2016
We construct maximal hypersurfaces with a Neumann boundary condition in Minkowski space via mean curvature flow. In doing this we give general conditions for long time existence of the flow with boundary conditions with assumptions on the curvature of a ...
Lambert, Ben
core   +1 more source

Order parameter profiles in a system with Neumann – Neumann boundary conditions

open access: yesMATEC Web of Conferences, 2018
In this article we consider a critical thermodynamic system with the shape of a thin film confined between two parallel planes. It is assumed that the state of the system at a given temperature and external ordering field is described by order-parameter ...
Vassilev Vassil M.   +2 more
doaj   +1 more source

Quasilinear equations involving nonlinear Neumann boundary conditions

open access: yesDifferential and Integral Equations, 2012
26
Iturriaga, Leonelo   +3 more
openaire   +6 more sources

Neumann Boundary Condition for Abelian Vortices

open access: yes, 2023
16 pages, 5 ...
Manton, N. S., Zhao, Boan
openaire   +2 more sources

Optimality Conditions for Infinite Order Distributed Parabolic Systems with Multiple Time Delays Given in Integral Form

open access: yesJournal of Applied Mathematics, 2012
The optimal boundary control problem for (n×n) infinite order distributed parabolic systems with multiple time delays given in the integral form both in the state equations and in the Neumann boundary conditions is considered. Constraints on controls are
Bahaa G. M.
doaj   +1 more source

Singular Integral Neumann Boundary Conditions for Semilinear Elliptic PDEs

open access: yesAxioms, 2021
In this article, we discuss semilinear elliptic partial differential equations with singular integral Neumann boundary conditions. Such boundary value problems occur in applications as mathematical models of nonlocal interaction between interior points ...
Praveen Agarwal   +2 more
doaj   +1 more source

Least gradient problems with Neumann boundary condition [PDF]

open access: yesJournal of Differential Equations, 2017
We study existence of minimizers of the least gradient problem \[\inf_{v \in BV_g} \int_ (x, Dv),\] where $BV_g=\{v \in BV( ): \int_{\partial }gv=1\}$, $ (x,p): \times \R^n \rightarrow \R$ is a convex, continuous, and homogeneous function of degree $1$ with respect to the $p$ variable, and $g$ satisfies the comparability condition $\int_ ...
openaire   +3 more sources

Spontaneous symmetry breaking in free theories with boundary potentials

open access: yesSciPost Physics, 2021
Patterns of symmetry breaking induced by potentials at the boundary of free $O(N)$-models in $d=3- \epsilon$ dimensions are studied. We show that the spontaneous symmetry breaking in these theories leads to a boundary RG flow ending with $N - 1$ Neumann ...
Vladimir Procházka, Alexander Söderberg
doaj   +1 more source

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