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Related papers: Uniqueness for some classes of parabolic problems

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This paper studies a fourth-order, nonlinear, doubly-degenerate parabolic equation derived from the thin film equation in spherical geometry. A regularization method is used to study the equation and several useful estimates are obtained.…

Analysis of PDEs · Mathematics 2017-03-02 Di Kang , Tharathep Sangsawang , Jialun Zhang

We consider notions of weak solutions to a general class of parabolic problems of linear growth, formulated independently of time regularity. Equivalence with variational solutions is established using a stability result for weak solutions.…

Analysis of PDEs · Mathematics 2025-10-08 Theo Elenius

In this work we consider a class of stochastic parabolic equations with singular space depending potential, random driving force and random initial condition. For the analysis of these equations we combine the chaos expansion method from…

Analysis of PDEs · Mathematics 2021-09-15 Snežana Gordić , Tijana Levajković , Ljubica Oparnica

We present mathematical proofs on the existence and uniqueness of weak solutions for a special class of non linear parabolic and hyperbolic equations of mathematical physics subject to colored noise (structured turbulence) as random-…

Mathematical Physics · Physics 2019-08-22 Luiz C L Botelho

We study the regularity of weak solutions to a certain class of second order parabolic system under the only assumption of continuous coefficients. By using the $A-$caloric approximation argument, we claim that the weak solution $u$ to such…

Analysis of PDEs · Mathematics 2019-07-16 Zhong Tan , Jianfeng Zhou

In this paper, we investigate the existence of weak solutions for a class of degenerate elliptic Dirichlet problems with critical nonlinearity and a logarithmic perturbation

Analysis of PDEs · Mathematics 2024-05-20 Hua Chen , Xin Liao , Ming Zhang

We study the time regularity of local weak solutions of the heat equation in the context of local regular symmetric Dirichlet spaces. Under two basic and rather minimal assumptions, namely, the existence of certain cut-off functions and a…

Analysis of PDEs · Mathematics 2020-11-17 Qi Hou , Laurent Saloff-Coste

We study second order parabolic equations on Lipschitz domains subject to inhomogeneous Neumann (or, more generally, Robin) boundary conditions. We prove existence and uniqueness of weak solutions and their continuity up to the boundary of…

Analysis of PDEs · Mathematics 2011-09-01 Robin Nittka

In this paper, we prove that there exists a unique solution to the Dirichlet boundary value problem for a general class of semilinear second order elliptic partial differential equations. Our approach is probabilistic. The theory of…

Probability · Mathematics 2012-11-19 Tusheng Zhang

In this paper we investigate the existence, uniqueness and stability of weak solutions of the initial boundary value problem with the Dirichlet boundary conditions for a parabolic equation with a drift $b\in L_2$. We prove $L_1$-stability…

Analysis of PDEs · Mathematics 2024-11-07 Mikhail Glazkov , Timofey Shilkin

This paper considers a certain doubly singular parabolic equations with one singularity occurs in the time derivative, whose model is \begin{equation*} \partial_t\beta(u)-\operatorname{div}|Du|^{p-2}Du\ni0,\qquad \text{in}\quad…

Analysis of PDEs · Mathematics 2018-12-14 Qifan Li

We present a well-posedness and stability result for a class of nondegenerate linear parabolic equations driven by rough paths. More precisely, we introduce a notion of weak solution that satisfies an intrinsic formulation of the equation…

Analysis of PDEs · Mathematics 2019-03-07 Antoine Hocquet , Martina Hofmanová

We study a class of non-divergence form elliptic and parabolic equations with singular first-order coefficients in an upper half space with the homogeneous Dirichlet boundary condition. In the simplest setting, the operators in the…

Analysis of PDEs · Mathematics 2022-04-12 Hongjie Dong , Tuoc Phan

A threshold result was proved in this paper for semilinear parabolic system with pure power type nonlinearities

Analysis of PDEs · Mathematics 2010-09-21 Qiuyi Dai Haiyang He Junhui Xie

In this paper we are concerned with the initial boundary value problems of linear and semi-linear parabolic equations with mixed boundary conditions on non-cylindrical domains in spatial-temporal space. We obtain the existence of a weak…

Analysis of PDEs · Mathematics 2016-11-22 Tujin Kim , Daomin Cao

Singular or weak solutions of the incompressible Euler equations have been hypothesized to account for anomalous dissipation at very high Reynolds numbers and, in particular, to explain the d'Alembert paradox of non-vanishing drag. A…

Fluid Dynamics · Physics 2025-05-06 Gregory L. Eyink , Hao Quan

We consider Kirchhoff equations with a small parameter epsilon in front of the second-order time-derivative, and a dissipative term whose coefficient may tend to 0 as t -> + infinity (weak dissipation). In this note we present some recent…

Analysis of PDEs · Mathematics 2009-12-21 Marina Ghisi , Massimo Gobbino

This paper extends and complements the existing theory for the parabolic Muckenhoupt weights motivated by one-sided maximal functions and a doubly nonlinear parabolic partial differential equation of $p$-Laplace type. The main results…

Classical Analysis and ODEs · Mathematics 2024-03-05 Juha Kinnunen , Kim Myyryläinen

A system of quasilinear elliptic equations on an unbounded domain is considered. The existence of a sequence of radially symmetric weak solutions is proved via variational methods.

Analysis of PDEs · Mathematics 2020-06-11 M. A. Ragusa , A. Razani

In this paper, we consider the Dirichlet problem for a class of Hessian quotient equations on Riemannian manifolds. Under the assumption of an admissible subsolution, we solve the existence and the uniquness for the Dirichlet problem in a…

Analysis of PDEs · Mathematics 2021-05-20 Xiaojuan Chen , Qiang Tu , Ni Xiang