Results 101 to 110 of about 1,312 (223)

Second-Order Regularity for Degenerate Parabolic Quasi-Linear Equations in the Heisenberg Group

open access: yesMathematics
In the Heisenberg group Hn, we obtain the local second-order HWloc2,2-regularity for the weak solution u to a class of degenerate parabolic quasi-linear equations ∂tu=∑i=12nXiAi(Xu) modeled on the parabolic p-Laplacian equation. Specifically, when 2≤p≤4,
Chengwei Yu   +3 more
doaj   +1 more source

Determination of a diffusion coefficient in a quasilinear parabolic equation

open access: yesOpen Mathematics, 2017
Abstract This paper investigates the inverse problem of finding the time-dependent diffusion coefficient in a quasilinear parabolic equation with the nonlocal boundary and integral overdetermination conditions. Under some natural regularity and consistency conditions on the input data the existence, uniqueness and continuously dependence upon the data ...
openaire   +4 more sources

Solvability of a free-boundary problem describing the traffic flows

open access: yesElectronic Journal of Differential Equations, 2015
We study a mathematical model of the vehicle traffic on straight freeways, which describes the traffic flow by means of equations of one-dimensional motion of the isobaric viscous gas.
Anvarbek Meirmanov   +2 more
doaj  

The nonlocal stefan problem for quasilinear parabolic equation

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2012
In this paper, we deal with free boundary problem with nonlocal boundary condition for quasilinear parabolic equation. For the solutions of the problem apriory estimates of Shauder’s type are established. On the base of apriory estimations the existence and uniqueness theorems are proved.
J. O. Takhirov, R. N. Turaev
openaire   +2 more sources

A note on $W^{1,p}$ estimates for quasilinear parabolic equations

open access: yesElectronic Journal of Differential Equations, 2002
This work deals with the study of the $W^{1,p}$ regularity for the solutions to parabolic equations in divergence form. An argument by perturbation based in real analysis is used.
Ireneo Peral, Fernando Soria
doaj  

Regularity for anisotropic quasi-linear parabolic equations with variable growth

open access: yesElectronic Journal of Differential Equations, 2019
In this article, we study a class of anisotropic quasi-linear parabolic equations with variable exponents. Following DiBenedetto's intrinsic scaling method, we prove local continuity of solutions under the condition for which only local boundedness ...
Hamid El Bahja
doaj  

Harnack's inequality for doubly nonlinear equations of slow diffusion type. [PDF]

open access: yesCalc Var Partial Differ Equ, 2021
Bögelein V   +3 more
europepmc   +1 more source

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