Results 21 to 30 of about 674,137 (288)

INTEGRAL METHOD OF SOLVING HEAT-CONDUCTION PROBLEMS WITH THE SECOND-KIND BOUNDARY CONDITION. 1. BASIC STATEMENTS

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2018
On the basis of systems of identical equalities and integral boundary characteristics, a new algorithm of solving a boundary-value problem on the nonstationary heat conduction in a canonical body with boundary condition of the second kind has been ...
V. A. Kot
doaj   +1 more source

On Kac's principle of not feeling the boundary for the Kohn Laplacian on the Heisenberg group [PDF]

open access: yes, 2015
In this note we construct an integral boundary condition for the Kohn Laplacian in a given domain on the Heisenberg group extending to the setting of the Heisenberg group M. Kac's "principle of not feeling the boundary".
Ruzhansky, Michael, Suragan, Durvudkhan
core   +3 more sources

The Fucík spectrum for nonlocal BVP with Sturm–Liouville boundary condition

open access: yesNonlinear Analysis, 2014
Boundary value problem of the form x''=-μx++λx-, αx(0)+(1-α)x'(0)=0, ∫01 x(s)ds=0 is considered, where μ,λ∈ R and α∈ [0,1]. The explicit formulas for the spectrum of this problem are given and the spectra for some α values are constructed.
Natalija Sergejeva
doaj   +1 more source

New boundary conditions for integrable lattices [PDF]

open access: yesJournal of Physics A: Mathematical and General, 1995
22 pages, latex, no ...
Kuznetsov, V.B.   +2 more
openaire   +3 more sources

Investigation of the spectrum of the Sturm–Liouville problem with a nonlocal integral condition

open access: yesLietuvos Matematikos Rinkinys, 2013
This paper presents some new results on the spectrum for the second order dif-ferential problem with one integral type nonlocal boundary condition (NBC).
Agnė Skučaitė, Artūras Štikonas
doaj   +1 more source

On the Coherent State Path Integral for Linear Systems [PDF]

open access: yes, 2005
We present a computation of the coherent state path integral for a generic linear system using ``functional methods'' (as opposed to discrete time approaches).
A. Albeverio   +9 more
core   +4 more sources

Well-posedness of boundary value problems for reverse parabolic equation with integral condition [PDF]

open access: yesE-Journal of Analysis and Applied Mathematics, 2018
Reverse parabolic equation with integral condition is considered. Well-posedness of reverse parabolic problem in the Hölder space is proved. Coercive stability estimates for solution of three boundary value problems (BVPs) to reverse parabolic equation ...
Charyyar Ashyralyyev
doaj   +1 more source

A spectral approach to a constrained optimization problem for the Helmholtz equation in unbounded domains [PDF]

open access: yes, 2014
We study some convergence issues for a recent approach to the problem of transparent boundary conditions for the Helmholtz equation in unbounded domains.
Ciraolo, Giulio   +2 more
core   +2 more sources

Spectrum Curves for Sturm–Liouville Problem with Integral Boundary Condition

open access: yesMathematical Modelling and Analysis, 2015
We consider Sturm–Liouville problem with one integral type nonlocal boundary condition depending on three parameters γ (multiplier in nonlocal condition), ξ1, ξ2 ([ξ1, ξ2] is a domain of integration).
Agnė Skučaitė, Artūras Štikonas
doaj   +1 more source

Gribov no-pole condition, Zwanziger horizon function, Kugo-Ojima confinement criterion, boundary conditions, BRST breaking and all that [PDF]

open access: yes, 2009
We aim to offer a kind of unifying view on two popular topics in the studies of nonperturbative aspects of Yang-Mills theories in the Landau gauge: the so-called Gribov-Zwanziger approach and the Kugo-Ojima confinement criterion.
A. Cucchieri   +7 more
core   +2 more sources

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