Results 71 to 80 of about 12,491,734 (263)

Boundary Value Problems for the Three-Dimensional Helmholtz Equation in the Unbounded Octant, Square and Half Space

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki
At present, the results of the study of boundary value problems for the two-dimensional Helmholtz equation with one and two singular coefficients are known.
Arzikulov, Z.O.
doaj   +1 more source

Classical Lie Point Symmetry Analysis of a Steady Nonlinear One-Dimensional Fin Problem

open access: yesJournal of Applied Mathematics, 2012
We consider the one-dimensional steady fin problem with the Dirichlet boundary condition at one end and the Neumann boundary condition at the other.
R. J. Moitsheki, M. D. Mhlongo
doaj   +1 more source

Error structures and parameter estimation [PDF]

open access: yes, 2006
This article proposes a link between statistics and the theory of Dirichlet forms used to compute errors. The error calculus based on Dirichlet forms is an extension of classical Gauss' approach to error propagation.
Bouleau, Nicolas, Chorro, Christophe
core   +3 more sources

Dirichlet forms and semilinear elliptic equations with measure data

open access: yes, 2013
We propose a probabilistic definition of solutions of semilinear elliptic equations with (possibly nonlocal) operators associated with regular Dirichlet forms and with measure data.
Albeverio   +27 more
core   +1 more source

On a characterization of bilinear forms on the Dirichlet space [PDF]

open access: yesProceedings of the American Mathematical Society, 2011
Arcozzi, Rochberg, Sawyer and Wick obtained a characterization of the holomorphic functions b b such that the Hankel type bilinear form T b ( f , g ) = ∫ D
Cascante, Ma. Carme (Maria Carme)   +1 more
openaire   +2 more sources

On closability of classical Dirichlet forms

open access: yesJournal of Functional Analysis, 2004
Let \(H\) be a Hilbert space, \(D({\mathcal E})\) a linear subspace of \(H\) and \({\mathcal E}:D({\mathcal E})\times D({\mathcal E})\to \mathbb R\) a nonnegative symmetric bilinear form. The form is closable if \(u_n\in D({\mathcal E})\), with \(u_n\to0\) in \(H\) and \({\mathcal E}(u_n-u_m,u_n-u_m)\to0\) implies that \({\mathcal E}(u_n,u_n)\to0 ...
openaire   +2 more sources

Coefficients of symmetric power L-functions on integers under digital constraints [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Let λₛᵧₘʳ_f(n) be the n-th coefficient in the Dirichlet series representing the symmetric power L-function attached to a primitive form f of weight k and level N.
Khadija Mbarki
doaj   +1 more source

Semi-Dirichlet forms, Feynman-Kac functionals and the Cauchy problem for semilinear parabolic equations [PDF]

open access: yes, 2014
In the first part of the paper we prove various results on regularity of Feynman-Kac functionals of Hunt processes associated with time dependent semi-Dirichlet forms. In the second part we study the Cauchy problem for semilinear parabolic equations with
Tomasz Klimsiak
semanticscholar   +1 more source

Binomial convolution sum of divisor functions associated with Dirichlet character modulo 8

open access: yesOpen Mathematics
In this article, we compute binomial convolution sums of divisor functions associated with the Dirichlet character modulo 8, which is the remaining primitive Dirichlet character modulo powers of 2 yet to be considered.
Jin Seokho, Park Ho
doaj   +1 more source

Dirichlet Forms and Degenerate Elliptic Operators [PDF]

open access: yes, 2006
It is shown that the theory of real symmetric second-order elliptic operators in divergence form on $\Ri^d$ can be formulated in terms of a regular strongly local Dirichlet form irregardless of the order of degeneracy. The behaviour of the corresponding evolution semigroup $S_t$ can be described in terms of a function $(A,B) \mapsto d(A ;B)\in[0,\infty]
ter Elst, A F M   +3 more
openaire   +2 more sources

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