Results 21 to 30 of about 386,583 (330)

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

Two-parameter nonlinear oscillations: the neumann problem

open access: yesMathematical Modelling and Analysis, 2011
Boundary value problems of the form  are considered, where  In our considerations functions f and g are generally nonlinear. We give a description of a solution set of the problem (i), (ii). It consist of all triples () such that (λ,μ,x(t)) nontrivially ′
Armands Gritsans, Felix Sadyrbaev
doaj   +1 more source

Recovering the shape of an equilateral quantum tree with the Dirichlet conditions at the pendant vertices [PDF]

open access: yesOpuscula Mathematica
We consider two spectral problems on an equilateral rooted tree with the standard (continuity and Kirchhoff's type) conditions at the interior vertices (except of the root if it is interior) and Dirichlet conditions at the pendant vertices (except of the
Anastasia Dudko   +2 more
doaj   +1 more source

Mathematical modeling of the electric field in anisotropic semiconductors during Hall measurements [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Физика, 2023
Background and Objectives: Modern discrete functional semiconductor devices and structural elements of micro- and nanoelectronics use materials with anisotropy of electrical properties.
Filippov, Vladimir Vladimirovich   +1 more
doaj   +1 more source

Radial Positive Solutions for p-Laplacian Supercritical Neumann Problems

open access: yesBruno Pini Mathematical Analysis Seminar, 2017
This paper deals with existence and multiplicity of positive solutions for a quasilinear problem with Neumann boundary conditions. The problem is set in a ball and admits at least one constant non-zero solution; moreover, it involves a nonlinearity that ...
Francesca Colasuonno, Benedetta Noris
doaj   +1 more source

Isoperimetric inequalities of the fourth order Neumann eigenvalues

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we obtain some isoperimetric inequalities for the first ( n − 1 ) $(n-1)$ eigenvalues of the fourth order Neumann Laplacian on bounded domains in an n-dimensional Euclidean space. Our result supports strongly the conjecture of Chasman.
Yanlin Deng, Feng Du
doaj   +1 more source

Asymptotic properties of critical points for subcritical Trudinger-Moser functional

open access: yesAdvanced Nonlinear Studies, 2023
On a smooth bounded domain we study the Trudinger-Moser functional Eα(u)≔∫Ω(eαu2−1)dx,u∈H1(Ω){E}_{\alpha }\left(u):= \mathop{\int }\limits_{\Omega }({e}^{\alpha {u}^{2}}-1){\rm{d}}x,\hspace{1.0em}u\in {H}^{1}\left(\Omega ) for α∈(0,2π)\alpha \in \left(0 ...
Hashizume Masato
doaj   +1 more source

Erich Neumann – Der mystische Mensch

open access: yesRecherches Germaniques, 2021
At the beginning of his essay, Erich Neumann, a student and friend of C. G. Jung with whom he maintained regular epistolary ties from 1933 until his death in 1960, immediately specified that his subject is not mysticism (die Mystik), but what is of the ...
Véronique Liard
doaj   +1 more source

A p-Laplacian supercritical Neumann problem

open access: yes, 2016
For $p>2$, we consider the quasilinear equation $-\Delta_p u+|u|^{p-2}u=g(u)$ in the unit ball $B$ of $\mathbb R^N$, with homogeneous Neumann boundary conditions.
Colasuonno, Francesca, Noris, Benedetta
core   +1 more source

Anisotropic nonlinear Neumann problems [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gasiński, Leszek   +1 more
openaire   +3 more sources

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