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Dirichlet problems

Ground state sign-changing solutions for semilinear Dirichlet problems

Ground state sign-changing solutions for semilinear Dirichlet problems

... Bartsch, T., Wang, Z.-Q.: On the existence of sign changing solutions for semilinear Dirichlet problems.. Methods Nonlinear Anal.[r] ...

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Some consequences of an existence result by Kiguradze and Partsvania for singular Dirichlet problems

Some consequences of an existence result by Kiguradze and Partsvania for singular Dirichlet problems

... A sharp theorem by Kiguradze and Partsvania ensures the existence of extremal solutions between given lower and upper solutions for singular Dirichlet problems. This paper has a twofold purpose: first, we ...

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Dirichlet problems for linear and semilinear sub Laplace equations on Carnot groups

Dirichlet problems for linear and semilinear sub Laplace equations on Carnot groups

... linear Dirichlet problems are continuous up to the ...semilinear Dirichlet problems in Carnot groups with some available supersolutions and ...

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Dirichlet problems of harmonic functions

Dirichlet problems of harmonic functions

... In this paper, a solution of the Dirichlet problem in the upper half-plane is constructed by the generalized Dirichlet integral with a fast growing continuous boundary function.. MSC: 31[r] ...

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Lp Polyharmonic Dirichlet Problems in the Upper Half Plane

Lp Polyharmonic Dirichlet Problems in the Upper Half Plane

... upper half plane is mainly investigated. By introducing a sequence of kernel functions called higher order Poisson kernels and a hierarchy of integral operators called higher order Pompeiu operators, we obtain a main ...

7

Penalization of a stochastic variational inequality modeling
          an elasto-plastic problem with noise

Penalization of a stochastic variational inequality modeling an elasto-plastic problem with noise

... Degenerate Dirichlet Problems Related to the Invariant Measure of Elasto-Plastic Oscillators, AMO, 2008, it has been shown that the solution of a stochastic variational inequality modeling an elasto-plastic ...

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An effective high order interpolation scheme in BIEMs for biharmonic boundary value problems

An effective high order interpolation scheme in BIEMs for biharmonic boundary value problems

... biharmonic Dirichlet problems with non-smooth geometries and boundary conditions of complex shapes, the iterative decoupled approach is better than the non-iterative coupled approach with regard to the ...

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The Numerical Solution of the Exterior Boundary Value Problems for the Helmholtz's Equation for the Pseudosphere

The Numerical Solution of the Exterior Boundary Value Problems for the Helmholtz's Equation for the Pseudosphere

... Abstract—In this paper, the global Galerkin method is used to numerically solve the exterior Neumann and Dirichlet problems for the Helmholtz equation for the Pseudosphere in three dimensions based on ...

6

Systems of nonlinear algebraic equations with positive solutions

Systems of nonlinear algebraic equations with positive solutions

... Several problems can be converted into systems of this form (see also []): second order Dirichlet problems, Dirichlet problems for partial difference equations, third and fourth order ...

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Existence and Localization Results for -Laplacian via Topological Methods

Existence and Localization Results for -Laplacian via Topological Methods

... In 4 , a topological method, based on the fundamental properties of the Leray- Schauder degree, is used in proving the existence of a week solution in X to the Dirichlet problem P that is an adaptation of that ...

7

Dirichlet type problems for Dunkl-Poisson equations

Dirichlet type problems for Dunkl-Poisson equations

... In this paper, using the intertwine relations of differential operators, we study one representation of real analytic functions by Dunkl-harmonic functions, which is a generalization of the well-known Almansi formula. As ...

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Existence of an unbounded branch of the set of solutions for Neumann problems involving the p(x)-Laplacian

Existence of an unbounded branch of the set of solutions for Neumann problems involving the p(x)-Laplacian

... tional problems involving p(x)-growth conditions since they can model physical phenom- ena which arise in the study of elastic mechanics, electro-rheological fluid dynamics and image processing, ...

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Vol 2013

Vol 2013

... From the results given in article follows, that the accuracy of the found formula is order equal to the thickness of the outer layer. Therefore, obtaining the formulas of higher accuracy class represents an important ...

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Analysis of segregated boundary-domain integral equations for BVPs with non-smooth coefficients on Lipschitz domains

Analysis of segregated boundary-domain integral equations for BVPs with non-smooth coefficients on Lipschitz domains

... the Dirichlet and Neumann boundary value problems, on Lipschitz domains, for the divergent-type PDE with a non-smooth Hölder– Lipschitz variable scalar coefficient and a general right-hand side from H s–2 (), ...

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Lower bound for the blow-up time for some nonlinear parabolic equations

Lower bound for the blow-up time for some nonlinear parabolic equations

... parabolic problems under a homoge- neous Dirichlet boundary condition and Neumann condition has earned great attention (see ...these problems under the Robin boundary conditions (see ...

6

Semi nonoscillation intervals in the analysis of sign constancy of Green’s functions of Dirichlet, Neumann and focal impulsive problems

Semi nonoscillation intervals in the analysis of sign constancy of Green’s functions of Dirichlet, Neumann and focal impulsive problems

... There are only a few results on the positivity of solutions to impulsive differential equa- tions with delay. Note the results [–] about the positivity of Green’s functions for boundary value problems for first ...

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Existence of solutions to nonlinear fractional differential equations with boundary conditions on an infinite interval in Banach spaces

Existence of solutions to nonlinear fractional differential equations with boundary conditions on an infinite interval in Banach spaces

... practical problems in many fields such as polymer rheology, chemistry physics, heat conduction, fluid flows, electrical networks, and many other branches of science (see ...value problems receives more and ...

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Solving dirichlet and neumann problems with discontinuous coefficients on bounded simply and multiply connected regions

Solving dirichlet and neumann problems with discontinuous coefficients on bounded simply and multiply connected regions

... elliptic problems with different types of boundary conditions are unavoidable parts of computational physics and ...many problems that arise in engineering and science that require knowledge on ...

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An H1 Galerkin method for a Stefan problem with a quasilinear parabolic equation in non divergence form

An H1 Galerkin method for a Stefan problem with a quasilinear parabolic equation in non divergence form

... A Galerkin Method For a Single Phase Nonlinear Stefan Problem with Dirichlet Boundary Conditions, Submitted.. Free-Boundary Problems For Nonlinear Parabolic Equations With Nonlinear Free[r] ...

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Optimal dirichlet control and inhomogeneous boundary value problems for the unsteady Navier-Stokes equations

Optimal dirichlet control and inhomogeneous boundary value problems for the unsteady Navier-Stokes equations

... value problems for the Navier-Stokes ...value problems are important in their own right and such results were unavailable in the literature for the Navier-Stokes ...value problems are well-posed (so ...

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