Electron. J. Differential Equations, Vol. 2021 (2021), No. 27, pp. 1-16.

Harnack's inequality for quasilinear elliptic equations with generalized Orlicz growth

Maria A. Shan, Igor I. Skrypnik, Mykhailo V. Voitovych

Abstract:
We prove Harnack's inequality for bounded weak solutions to quasilinear second order elliptic equations with generalized Orlicz growth conditions. Our approach covers new cases of variable exponent and (p,q) growth conditions.

Submitted September 7, 2020. Published April 7, 2021.
Math Subject Classifications: 35B65, 35D30, 35J60, 49N60.
Key Words: Elliptic equation; non-standard growth; non-log condition; bounded solution; Harnack inequality.
DOI: https://doi.org/10.58997/ejde.2021.27

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Maria A. Shan
Institute of Applied Mathematics and Mechanics
National Academy of Sciences of Ukraine
Gen. Batiouk str. 19, 84116 Sloviansk, Ukraine
email: shan_maria@ukr.net
Igor I. Skrypnik
Institute of Applied Mathematics and Mechanics
National Academy of Sciences of Ukraine
Gen. Batiouk str. 19, 84116 Sloviansk, Ukraine
email: iskrypnik@iamm.donbass.com
Mykhailo V. Voitovych
Institute of Applied Mathematics and Mechanics
National Academy of Sciences of Ukraine
Gen. Batiouk str. 19, 84116 Sloviansk, Ukraine
email: voitovichmv76@gmail.com

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