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For a general class of divergence type quasi-linear degenerate parabolic equations with measurable coeffcients and lower order terms from non-linear Kato-type classes, we prove local boundedness and continuity of solutions, and the…

Analysis of PDEs · Mathematics 2009-08-04 Vitali Liskevich , Igor I. Skrypnik

In this manuscript, we provide local $L^q$-estimates for the gradient of solutions of a class of quasilinear equations whose principal part lacks strong monotonicity. These estimates are used to establish uniform large-scale $L^q$-estimates…

Analysis of PDEs · Mathematics 2025-04-29 Lukas Koch , Mathias Schäffner

We consider a quasilinear degenerate parabolic equation driven by the orthotropic $p-$Laplacian. We prove that local weak solutions are locally Lipschitz continuous in the spatial variable, uniformly in time.

Analysis of PDEs · Mathematics 2021-05-11 Pierre Bousquet , Lorenzo Brasco , Chiara Leone , Anna Verde

For a class of divergence type quasi-linear degenerate parabolic equations with a Radon measure on the right hand side we derive pointwise estimates for solutions via nonlinear Wolff potentials.

Analysis of PDEs · Mathematics 2010-04-20 Vitali Liskevich , Igor I. Skrypnik , Zeev Sobol

We consider viscosity solutions to non-homogeneous degenerate and singular parabolic equations of the $p$-Laplacian type and in non-divergence form. We provide local H\"older and Lipschitz estimates for the solutions. In the degenerate…

Analysis of PDEs · Mathematics 2018-09-11 Amal Attouchi

We study a class of linear parabolic equations in divergence form with degenerate coefficients on the upper half space. Specifically, the equations are considered in $(-\infty, T) \times \mathbb{R}^d_+$, where $\mathbb{R}^d_+ = \{x \in…

Analysis of PDEs · Mathematics 2021-06-15 Tuoc Phan , Hung Vinh Tran

In this paper, we study parabolic equations in divergence form with coefficients that are singular degenerate as some Muckenhoupt weight functions in one spatial variable. Under certain conditions, weighted reverse H\"{o}lder's inequalities…

Analysis of PDEs · Mathematics 2018-11-16 Hongjie Dong , Tuoc Phan

We study the boundary behavior of non-negative solutions to a class of degenerate/singular parabolic equations, whose prototype is the parabolic $p$-Laplacian. Assuming that such solutions continuously vanish on some distinguished part of…

Analysis of PDEs · Mathematics 2016-03-03 Benny Avelin , Ugo Gianazza , Sandro Salsa

Li-Vogelius and Li-Nirenberg gave a gradient estimate for solutions of strongly elliptic equations and systems of divergence forms with piecewise smooth coefficients, respectively. The discontinuities of the coefficients are assumed to be…

Analysis of PDEs · Mathematics 2011-03-09 Jishan Fan , Kyoungsun Kim , Sei Nagayasu , Gen Nakamura

Qualitative properties of non-negative solutions to a quasilinear degenerate parabolic equation with an absorption term depending solely on the gradient are shown, providing information on the competition between the nonlinear diffusion and…

Analysis of PDEs · Mathematics 2007-08-13 Jean-Philippe Bartier , Philippe Laurençot

We obtain a local estimate for the gradient of solutions to a second-order elliptic equation in divergence form with bounded measurable coefficients that are square-Dini continuous at the single point x=0. In particular, we treat the case…

Analysis of PDEs · Mathematics 2021-11-24 Vladimir Maz'ya , Robert McOwen

We provide global gradient estimates for solutions to a general type of nonlinear parabolic equations, possibly in a Riemannian geometry setting. Our result is new in comparison with the existing ones in the literature, in light of the…

Analysis of PDEs · Mathematics 2021-07-29 Cecilia Cavaterra , Serena Dipierro , Zu Gao , Enrico Valdinoci

We develop a higher regularity theory for general quasilinear elliptic equations and systems in divergence form with random coefficients. The main result is a large-scale $L^\infty$-type estimate for the gradient of a solution. The estimate…

Analysis of PDEs · Mathematics 2016-01-27 Scott N. Armstrong , Jean-Christophe Mourrat

We study a class of degenerate parabolic and elliptic equations in divergence form in the upper half space $\{x_d>0\}$. The leading coefficients are of the form $x_d^2a_{ij}$, where $a_{ij}$ are bounded, uniformly elliptic, and measurable…

Analysis of PDEs · Mathematics 2025-06-05 Hongjie Dong , Junhee Ryu

We establish several gradient estimates for second-order divergence type parabolic and elliptic systems. The coefficients and data are assumed to be H\"older or Dini continuous in the time variable and all but one spatial variables. This…

Analysis of PDEs · Mathematics 2012-01-26 Hongjie Dong

We present pointwise gradient bounds for solutions to $p$-Laplacean type non-homogeneous equations employing non-linear Wolff type potentials, and then prove similar bounds, via suitable caloric potentials, for solutions to parabolic…

Analysis of PDEs · Mathematics 2009-06-29 Frank Duzaar , Giuseppe Mingione

For a class of singular divergence type quasi-linear parabolic equations with a Radon measure on the right hand side we derive pointwise estimates for solutions via the nonlinear Wolff potentials.

Analysis of PDEs · Mathematics 2012-05-08 Vitali Liskevich , Igor I. Skrypnik

We present pointwise gradient bounds for solutions to $p$-Laplacean type non-homogeneous equations employing non-linear Wolff type potentials, and then prove similar bounds, via suitable caloric potentials, for solutions to parabolic…

Analysis of PDEs · Mathematics 2009-12-02 Frank Duzaar , Giuseppe Mingione

We obtain Calder\'on-Zygmund type estimates for parabolic equations with Orlicz growth, where nonlinearities involved in the equations may be discontinuous for the space and time variables. In addition, we consider parabolic systems with…

Analysis of PDEs · Mathematics 2021-08-25 Jehan Oh , Jihoon Ok

In this paper, we prove the Lorentz space $L^{q,p}$-estimates for gradients of very weak solutions to the linear parabolic equations with $\mathbf{A}_q$-weights $$u_t-\operatorname{div}(A(x,t)\nabla u)=\operatorname{div}(F),$$ in a bounded…

Analysis of PDEs · Mathematics 2017-05-23 Quoc-Hung Nguyen
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