TITLE:
Existence of Entropy Solution for Degenerate Parabolic-Hyperbolic Problem Involving p(x)-Laplacian with Neumann Boundary Condition
AUTHORS:
Mohamed Karimou Gazibo, Duni Yegbonoma Frédéric Zongo
KEYWORDS:
Lebesgue and Sobolev Spaces with Variable Exponent, Weak Solution, Entropy Solution, Degenerate Parabolic-Hyperbolic Equation, Conservation Law, Leray Lions Type Operator, Neumann Boundary Condition, Existence Result
JOURNAL NAME:
Applied Mathematics,
Vol.15 No.7,
July
19,
2024
ABSTRACT: We consider a strongly non-linear degenerate parabolic-hyperbolic problem with p(x)-Laplacian diffusion flux function. We propose an entropy formulation and prove the existence of an entropy solution.