Results 91 to 100 of about 601 (183)

To a nonlocal generalization of the Dirichlet problem

open access: yesJournal of Inequalities and Applications, 2006
A mixed problem with a boundary Dirichlet condition and nonlocal integral condition is considered for a two-dimensional elliptic equation.The existence and uniqueness of a weak solution of this problem are proved in a weighted Sobolev space.
Berikelashvili Givi
doaj  

Existence results for Navier problems with degenerated (p,q)-Laplacian and (p,q)-Biharmonic operators [PDF]

open access: yesResults in Nonlinear Analysis, 2018
In this article, we prove the existence and uniqueness of solutions for the Navier problem \[ (P)\left\{ \begin{array}{llll} & {\Delta}{\big[}{\omega}(x)(\,{\vert{\Delta}u\vert}^{p-2}{\Delta}u + {\vert{\Delta}u\vert}^{q-2}{\Delta}u ...
Albo Carlos Cavalheiro
doaj  

Integration Processes of Delay Differential Equation Based on Modified Laguerre Functions

open access: yesJournal of Applied Mathematics, 2012
We propose long-time convergent numerical integration processes for delay differential equations. We first construct an integration process based on modified Laguerre functions.
Yeguo Sun
doaj   +1 more source

Integrability of derivations of classical solutions of Dirichlet's problem for an elliptic equation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1984
The present work is concerned with integrability properties of derivatives of classical solutions of Dirichlet's problem for a linear second-order elliptic equation Lu=f.
M. I. Hassan
doaj   +1 more source

Universal conformal weights on Sobolev spaces

open access: yes, 2013
The Riemann Mapping Theorem states existence of a conformal homeomorphism $ $ of a simply connected plane domain $ \subset\mathbb C$ with non-empty boundary onto the unit disc $\mathbb D\subset \mathbb C$. In the first part of the paper we study embeddings of Sobolev spaces $\overset{\circ}{W_{p}^{1}}( )$ into weighted Lebesgue spaces $L_{q}( ,h ...
Gol'dshtein, V., Ukhlov, A.
openaire   +2 more sources

Embeddings of Weighted Sobolev Spaces

open access: yes, 1999
We prove a version of Schur’s lemma for operators with positive kernels on weighted \(L_p\) spaces and apply the result to Riesz potentials of first order to get weighted generalizations of Trudinger’s limiting embedding.
Krbec, Miroslav, Schott, Thomas
openaire   +1 more source

Maximal estimates for fractional Schr\"odinger equations with spatial variable coefficient

open access: yesElectronic Journal of Differential Equations, 2018
Let $v(r,t)=\mathcal{T}_tv_0(r)$ be the solution to a fractional Schrodinger equation where the coefficient of Laplacian depends on the spatial variable. We prove some weighted $L^q$ estimates for the maximal operator generated by $\mathcal{T}_t$ with
Bo-Wen Zheng
doaj  

Existence and uniqueness of solutions to parabolic fractional differential equations with integral conditions

open access: yesElectronic Journal of Differential Equations, 2014
In this article, we establish sufficient conditions for the existence and uniqueness of a solution, in a functional weighted Sobolev space, for partial fractional differential equations with integral conditions.
Taki-Eddine Oussaeif   +1 more
doaj  

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