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Related papers: Singular degenerate problems and applications

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Singular degenerate differential operator equations are studied. The uniform separability of boundary value problems for degenerate elliptic equation and optimal regularity properties of Cauchy problem for degenerate parabolic equation are…

Analysis of PDEs · Mathematics 2017-07-07 Veli Shakhmurov

As an application of the theory of linear parabolic differential equations on noncompact Riemannian manifolds, developed in earlier papers, we prove a maximal regularity theorem for nonuniformly parabolic boundary value problems in…

Analysis of PDEs · Mathematics 2020-07-24 Herbert Amann

We study existence and uniqueness of solutions to a class of nonlinear degenerate parabolic equations, in bounded domains. We show that there exists a unique solution which satisfies possibly inhomogeneous Dirichlet boundary conditions. To…

Analysis of PDEs · Mathematics 2014-12-08 Fabio Punzo , Marta Strani

We prove existence, uniqueness and regularity results for mixed boundary value problems associated with fully nonlinear, possibly singular or degenerate elliptic equations. Our main result is a global H\"older estimate for solutions,…

Analysis of PDEs · Mathematics 2021-04-07 Isabeau Birindelli , Francoise Demengel , Fabiana Leoni

In this work there is established an optimal existence and regularity theory for second order linear parabolic differential equations on a large class of noncompact Riemannian manifolds. Then it is shown that it provides a general unifying…

Differential Geometry · Mathematics 2016-11-29 Herbert Amann

Degenerate abstract parabolic equations with variable coefficients are studied. Here the boundary conditions are nonlocal. The maximal regularity properties of solutions for elliptic and parabolic problems and Strichartz type estimates in…

Analysis of PDEs · Mathematics 2017-07-06 Veli Shakhmurov , Aida Sahmurova

Some of recent developments, including recent results, ideas, techniques, and approaches, in the study of degenerate partial differential equations are surveyed and analyzed. Several examples of nonlinear degenerate, even mixed, partial…

Analysis of PDEs · Mathematics 2015-03-17 Gui-Qiang G. Chen

We show an existence of a weak solution of a degenerate and/or singular semilinear elliptic boundary value (nonhomogeneous) problem lying between a given weak subsolution and a given weak supersolution. It has been applied for an existence…

Analysis of PDEs · Mathematics 2021-12-14 Raj Narayan Dhara

We study uniqueness of solutions to degenerate parabolic problems, posed in bounded domains, where no boundary conditions are imposed. Under suitable assumptions on the operator, uniqueness is obtained for solutions that satisfy an…

Analysis of PDEs · Mathematics 2020-11-25 Camilla Nobili , Fabio Punzo

In this article, we set up the continuous maximal regularity theory for a class of linear differential operators on manifolds with singularities. These operators exhibit degenerate or singular behaviors while approaching the singular ends.…

Analysis of PDEs · Mathematics 2016-09-29 Yuanzhen Shao

Boundary value problems for linear stationary dispersive equations of order $2l+1$, $l\in \mathbb{N}$ have been considered on finite intervals $(0,L)$. The existence and uniqueness of regular solutions have been established for general…

Analysis of PDEs · Mathematics 2019-10-10 Jackson Luchesi , Nikolai A. Larkin

Necessary and sufficient conditions for the solvability of boundary value problems for a family of functional differential equations with a non-integrable singularity are obtained.

Classical Analysis and ODEs · Mathematics 2013-07-16 Eugene Bravyi

We prove radial symmetry of singular solutions to an overdetermined boundary value problem for a class of degenerate quasilinear elliptic equations.

Analysis of PDEs · Mathematics 2010-11-09 Giovanni Alessandrini , Edi Rosset

We study boundary value problems for degenerate elliptic equations and systems with square integrable boundary data. We can allow for degeneracies in the form of an $A_{2}$ weight. We obtain representations and boundary traces for solutions…

Classical Analysis and ODEs · Mathematics 2014-04-16 Pascal Auscher , Andreas Rosén , David Rule

In this article, we consider a class of degenerate singular problems. The degeneracy is captured by the presence of a class of $p$-admissible weights, which may vanish or blow up near the origin. Further, the singularity is allowed to vary…

Analysis of PDEs · Mathematics 2023-04-28 Prashanta Garain

In this paper, we analyze nonlinear differential equations subject to generalized boundary conditions. More specifically, we provide a framework from which we can provide conditions, which are straightforward to check, for the solvability…

Analysis of PDEs · Mathematics 2019-03-05 Benjamin Freedman , Jesús Rodríguez

We consider a quasi-linear parabolic equation with nonlinear dynamic boundary conditions occurring as a natural generalization of the semilinear reaction-diffusion equation with dynamic boundary conditions. The corresponding class of…

Dynamical Systems · Mathematics 2013-02-19 Ciprian G. Gal

The aim of this work is studding the behavior of solutions of initial boundary problem for degenerated nonlinear parabolic equation of the second order, conditions of existence and non-existence in whole by time solutions, is establish.

Mathematical Physics · Physics 2009-06-11 T. S. Gadjiev , R. A. Rasulov , S. Ya. Aliev

In this paper, we investigate the unique solvability of a mixed boundary value problem for a fractional partial differential equation featuring a degenerate coefficient. By introducing a novel operator and applying the method of separation…

Analysis of PDEs · Mathematics 2026-04-07 Bakhodirjon Toshtemirov , Azizbek Mamanazarov

We study existence of solutions for a boundary degenerate (or singular) quasilinear equation in a smooth bounded domain under Dirichlet boundary conditions. We consider a weighted $p-${L}aplacian operator with a coefficient that is {locally…

Analysis of PDEs · Mathematics 2021-02-10 Oscar Agudelo , Pavel Drábek
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