On the Dirichlet Problem for a Class of Nonlinear Degenerate Elliptic Equations in Weighted Sobolev Spaces

Abstract In this paper we are interested in the existence of solutions for the Dirichlet problem associated with the degenerate nonlinear elliptic equations <m:math xmlns:m="http://www.w3.org/1998/Math/MathML" display="block"> <m:mrow> <m:mtable> <m:mtr> <m:mtd> <m:mrow> <m:mo>−</m:mo> <m:mo> </m:mo> <m:mtext>div</m:mtext> <m:mfenced close="]" open="["> <m:mrow> <m:mi>𝒜</m:mi> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>Δ</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:mo> </m:mo> <m:msub> <m:mi>ω</m:mi> <m:mn>1</m:mn> </m:msub> <m:mo>+</m:mo> <m:mo>ℬ</m:mo> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>∇</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:msub> <m:mi>ν</m:mi> <m:mn>1</m:mn> </m:msub> </m:mrow> </m:mfenced> <m:mo>+</m:mo> <m:mi>ℋ</m:mi> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>∇</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:msub> <m:mi>ν</m:mi> <m:mn>2</m:mn> </m:msub> <m:mo>+</m:mo> <m:msup> <m:mrow> <m:mfenced close="|" open="|"> <m:mi>u</m:mi> </m:mfenced> </m:mrow> <m:mrow> <m:mi>p</m:mi> <m:mo>−</m:mo> <m:mn>2</m:mn> </m:mrow> </m:msup> <m:mo> </m:mo> <m:mi>u</m:mi> <m:mo> </m:mo> <m:msub> <m:mi>ω</m:mi> <m:mn>2</m:mn> </m:msub> </m:mrow> </m:mtd> </m:mtr> <m:mtr> <m:mtd> <m:mrow> <m:mo>−</m:mo> <m:mstyle displaystyle="true"> <m:munderover> <m:mo>∑</m:mo> <m:mrow> <m:mi>i</m:mi> <m:mo>,</m:mo> <m:mi>j</m:mi> <m:mo>=</m:mo> <m:mn>1</m:mn> </m:mrow> <m:mi>n</m:mi> </m:munderover> <m:mrow> <m:msub> <m:mi>D</m:mi> <m:mi>j</m:mi> </m:msub> <m:mfenced> <m:mrow> <m:msub> <m:mi>a</m:mi> <m:mrow> <m:mi mathvariant="italic">ij</m:mi> </m:mrow> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> <m:msub> <m:mi>D</m:mi> <m:mi>i</m:mi> </m:msub> <m:mi>u</m:mi> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> </m:mrow> </m:mfenced> </m:mrow> </m:mstyle> <m:mo>=</m:mo> <m:msub> <m:mi>f</m:mi> <m:mn>0</m:mn> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> <m:mo>−</m:mo> <m:mstyle displaystyle="true"> <m:munderover> <m:mo>∑</m:mo> <m:mrow> <m:mi>j</m:mi> <m:mo>=</m:mo> <m:mn>1</m:mn> </m:mrow> <m:mi>n</m:mi> </m:munderover> <m:mrow> <m:msub> <m:mi>D</m:mi> <m:mi>j</m:mi> </m:msub> <m:msub> <m:mi>f</m:mi> <m:mi>j</m:mi> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> </m:mrow> </m:mstyle> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mtext>in</m:mtext> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo>Ω</m:mo> <m:mo>,</m:mo> </m:mrow> </m:mtd> </m:mtr> <m:mtr> <m:mtd> <m:mrow> <m:mi>u</m:mi> <m:mfenced> <m:mi>x</m:mi> </m:mfenced>

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Journal
Annales Mathematicae Silesianae
Published
2024-11-19
DOI
https://doi.org/10.2478/amsil-2024-0024
Primary Topic
Nonlinear Partial Differential Equations
Type
article
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article

On the Dirichlet Problem for a Class of Nonlinear Degenerate Elliptic Equations in Weighted Sobolev Spaces

Albo Carlos Cavalheiro
Annales Mathematicae Silesianae
Nonlinear Partial Differential Equations
article

On the Dirichlet Problem for a Class of Nonlinear Degenerate Elliptic Equations in Weighted Sobolev Spaces

Albo Carlos Cavalheiro
article en

Abstract

Abstract In this paper we are interested in the existence of solutions for the Dirichlet problem associated with the degenerate nonlinear elliptic equations <m:math xmlns:m="http://www.w3.org/1998/Math/MathML" display="block"> <m:mrow> <m:mtable> <m:mtr> <m:mtd> <m:mrow> <m:mo>−</m:mo> <m:mo> </m:mo> <m:mtext>div</m:mtext> <m:mfenced close="]" open="["> <m:mrow> <m:mi>𝒜</m:mi> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>Δ</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:mo> </m:mo> <m:msub> <m:mi>ω</m:mi> <m:mn>1</m:mn> </m:msub> <m:mo>+</m:mo> <m:mo>ℬ</m:mo> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>∇</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:msub> <m:mi>ν</m:mi> <m:mn>1</m:mn> </m:msub> </m:mrow> </m:mfenced> <m:mo>+</m:mo> <m:mi>ℋ</m:mi> <m:mfenced> <m:mrow> <m:mi>x</m:mi> <m:mo>,</m:mo> <m:mi>u</m:mi> <m:mo>,</m:mo> <m:mo>∇</m:mo> <m:mi>u</m:mi> </m:mrow> </m:mfenced> <m:msub> <m:mi>ν</m:mi> <m:mn>2</m:mn> </m:msub> <m:mo>+</m:mo> <m:msup> <m:mrow> <m:mfenced close="|" open="|"> <m:mi>u</m:mi> </m:mfenced> </m:mrow> <m:mrow> <m:mi>p</m:mi> <m:mo>−</m:mo> <m:mn>2</m:mn> </m:mrow> </m:msup> <m:mo> </m:mo> <m:mi>u</m:mi> <m:mo> </m:mo> <m:msub> <m:mi>ω</m:mi> <m:mn>2</m:mn> </m:msub> </m:mrow> </m:mtd> </m:mtr> <m:mtr> <m:mtd> <m:mrow> <m:mo>−</m:mo> <m:mstyle displaystyle="true"> <m:munderover> <m:mo>∑</m:mo> <m:mrow> <m:mi>i</m:mi> <m:mo>,</m:mo> <m:mi>j</m:mi> <m:mo>=</m:mo> <m:mn>1</m:mn> </m:mrow> <m:mi>n</m:mi> </m:munderover> <m:mrow> <m:msub> <m:mi>D</m:mi> <m:mi>j</m:mi> </m:msub> <m:mfenced> <m:mrow> <m:msub> <m:mi>a</m:mi> <m:mrow> <m:mi mathvariant="italic">ij</m:mi> </m:mrow> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> <m:msub> <m:mi>D</m:mi> <m:mi>i</m:mi> </m:msub> <m:mi>u</m:mi> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> </m:mrow> </m:mfenced> </m:mrow> </m:mstyle> <m:mo>=</m:mo> <m:msub> <m:mi>f</m:mi> <m:mn>0</m:mn> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> <m:mo>−</m:mo> <m:mstyle displaystyle="true"> <m:munderover> <m:mo>∑</m:mo> <m:mrow> <m:mi>j</m:mi> <m:mo>=</m:mo> <m:mn>1</m:mn> </m:mrow> <m:mi>n</m:mi> </m:munderover> <m:mrow> <m:msub> <m:mi>D</m:mi> <m:mi>j</m:mi> </m:msub> <m:msub> <m:mi>f</m:mi> <m:mi>j</m:mi> </m:msub> <m:mfenced> <m:mi>x</m:mi> </m:mfenced> </m:mrow> </m:mstyle> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo> </m:mo> <m:mtext>in</m:mtext> <m:mo> </m:mo> <m:mo> </m:mo> <m:mo>Ω</m:mo> <m:mo>,</m:mo> </m:mrow> </m:mtd> </m:mtr> <m:mtr> <m:mtd> <m:mrow> <m:mi>u</m:mi> <m:mfenced> <m:mi>x</m:mi> </m:mfenced>

Annales Mathematicae SilesianaeVol. 39(2)
Universidade Estadual de Londrina (BR)
Openalex Percentile: Top 66%
Nonlinear Partial Differential Equations
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