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We study the equations of a two dimensional incompressible Newtonian fluid coupled with a dispersive parabolic-elliptic system on bounded domains. Global in time weak solutions are shown to exist and converge with a rate to the stationary…

Analysis of PDEs · Mathematics 2008-10-14 Rolf J. Ryham

In this article a nonlocal elliptic problem involving $p$-Laplacian on unbounded domain is considered. Using variational methods and under suitable conditions, the existence of a sequence of radially symmetric weak solutions, in two…

Analysis of PDEs · Mathematics 2020-06-02 M. Makvand Chaharlang , Maria Alessandra Ragusa , Abdolrahman Razani

We establish the unique solvability of solutions in Sobolev spaces to linear parabolic equations in a more general form than those in the literature. A distinguishing feature of our equations is the inclusion of a half-order time derivative…

Analysis of PDEs · Mathematics 2024-11-26 Pilgyu Jung , Doyoon Kim

We prove H\"older regularity results for a class of nonlinear parabolic problem with fractional-time derivative with nonlocal and Mittag-Leffler nonsingular kernel. Existence of weak solutions via approximating solutions is proved.…

Analysis of PDEs · Mathematics 2017-01-09 J. D Djida , A. Atangana , I. Area

In this paper we study an elliptic variational problem regarding the $p$-fractional Laplacian in $\mathbb{R}^N$ on the basis of recent result \cite{Ha1}, which generalizes the nice work \cite{AT,AP,XZR1}, and then give some sufficient…

Analysis of PDEs · Mathematics 2023-07-26 Wei Chen , Qi Han , Guoping Zhan

A classification of local asymptotic profiles and strong unique continuation properties are established for a class of fractional heat equations with a Hardy-type potential, via an Almgren-Poon monotonicity formula combined with a blow-up…

Analysis of PDEs · Mathematics 2022-12-13 Veronica Felli , Ana Primo , Giovanni Siclari

In this paper we study the local regularity properties of weak solutions to a special class of anisotropic doubly nonlinear parabolic operators, whose prototype is the anisotropic Trudinger's equation $$ u_t- \sum\limits_{i=1}^N…

Analysis of PDEs · Mathematics 2025-07-22 Simone Ciani , Eurica Henriques , Mariia O. Savchenko , Igor I. Skrypnik

We consider the initial boundary value problem of a pseudo-parabolic equation with singular potential and the exponent $p(x,t)$ depending on both spatial and temporal variables. We prove the finite time blow up and estimate the upper and…

Analysis of PDEs · Mathematics 2025-12-16 Nguyen Thanh Tung , Le Xuan Truong , Tan Duc Do , Nguyen Ngoc Trong

Space and time discretizations of parabolic differential equations with dynamic boundary conditions are studied in a weak formulation that fits into the standard abstract formulation of parabolic problems, just that the usual L^2(\Omega)…

Numerical Analysis · Mathematics 2015-01-09 Balázs Kovács , Christian Lubich

The existence of at least three weak solutions for a kind of nonlinear time-dependent equation is studied. In fact, we consider the case that the source function has singularity at origin. To this aim, the variational methods and the…

Analysis of PDEs · Mathematics 2020-05-20 F. Abdolrazaghi , A. Razani , R. Mirzaei

This work is devoted to the study of the existence of at least one weak solution to nonlocal equations involving a general integro-differential operator of fractional type. As a special case, we derive an existence theorem for the…

Analysis of PDEs · Mathematics 2020-04-22 Giovanni Molica Bisci , Dušan D. Repovš

We consider the Hardy-H\'enon parabolic equation $u_t-\Delta u =|x|^a |u|^{p-1}u$ with $p>1$ and $a\in {\mathbb R}$. We establish the space-time singularity and decay estimates, and Liouville-type theorems for radial and nonradial…

Analysis of PDEs · Mathematics 2012-10-30 Quoc Hung Phan

In this paper, we deal with a fractional elliptic equation with critical Sobolev nonlinearity and Hardy term $$ (-\Delta)^{\alpha} u-\mu\frac{u}{|x|^{2\alpha}}+a(x) u=|u|^{2^*-2}u+k(x)|u|^{q-2}u$$ $$ u\,\in\,H^\alpha({\mathbb R}^N),$$ where…

Analysis of PDEs · Mathematics 2019-05-09 Lingyu Jin

We establish the $L_p$-solvability for time fractional parabolic equations when coefficients are merely measurable in the time variable. In the spatial variables, the leading coefficients locally have small mean oscillations. Our results…

Analysis of PDEs · Mathematics 2019-01-03 Hongjie Dong , Doyoon Kim

A non-Gaussian Hardy equation is studied with a non-linearity of Osgood-type growth. A fractional derivative in time is incorporated for the first time in an research of this type. Existence of local and global solutions are established by…

Analysis of PDEs · Mathematics 2025-07-17 Soveny Solís , Vicente Vergara

This paper deals with a parabolic partial differential equation that includes a non-linear nonlocal in time term. This term is the product of a so-called interaction potential and the solution of the problem. The interaction potential…

Analysis of PDEs · Mathematics 2021-03-30 Victor N. Starovoitov

We study the problems of uniqueness for Hardy-H\'enon parabolic equations, which are semilinear heat equations with the singular potential (Hardy type) or the increasing potential (H\'enon type) in the nonlinear term. To deal with the…

Analysis of PDEs · Mathematics 2024-03-19 Noboru Chikami , Masahiro Ikeda , Koichi Taniguchi , Slim Tayachi

This paper is devoted to discussing the existence and uniqueness of weak solutions to time-fractional elliptic equations having time-dependent variable coefficients. To obtain the main result, our strategy is to combine the Galerkin method,…

Analysis of PDEs · Mathematics 2021-01-29 H. T. Tuan

We discuss the existence and uniqueness of the weak solution of the following quasilinear parabolic equation $u_t-\Delta _{p(x)}u = f(x,u)$ in $ (0,T)\times\Omega$; $u = 0$ on $(0,T)\times\partial\Omega$; $u(0,x)=u_0(x)$ in $\Omega$;…

Analysis of PDEs · Mathematics 2015-10-02 Jacques Giacomoni , Sweta Tiwari , Guillaume Warnault

We provide a suitable variational approach for a class of nonlocal problems involving the fractional laplacian and singular nonlinearities for which the standard techniques fail. As a corollary we deduce a characterization of the solutions.

Analysis of PDEs · Mathematics 2018-06-15 Annamaria Canino , Luigi Montoro , Berardino Sciunzi
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