Electron. J. Diff. Equ., Vol. 2015 (2015), No. 46, pp. 1-21.

Existence of solutions to a parabolic p(x)-Laplace equation with convection term via L-infinity estimates

Zhongqing Li, Baisheng Yan, Wenjie Gao

Abstract:
This article is devoted to the study of the existence of weak solutions to an initial and boundary value problem for a parabolic p(x)-Laplace equation with convection term. Using the De Giorgi iteration technique, the authors establish the critical a priori L-infinity estimates and thus prove the existence of weak solutions.

Submitted November 28, 2014. Published February 17, 2015.
Math Subject Classifications: 35K65, 35K55, 46E35.
Key Words: Parabolic p(x)-Laplace equation; convection term; De Giorgi iteration; L-infinity estimates.

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Zhongqing Li
College of Mathematics, Jilin University
Changchun 130012, China
email: zqli_jlu@163.com
Baisheng Yan
College of Mathematics, Jilin University
Changchun 130012, China
email: yan@math.msu.edu
Wenjie Gao
College of Mathematics, Jilin University
Changchun 130012, China
email: wjgao@jlu.edu.cn

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