Electron. J. Differential Equations, Vol. 2024 (2024), No. 79, pp. 1-23.

A global compactness result for quasilinear elliptic problems with critical Sobolev nonlinearities and Hardy potentials on R^N

Lingyu Jin, Suting Wei

Abstract:
In this article, we study the elliptic equation with critical Sobolev nonlinearity and Hardy potentials $$ (-\Delta)_p u+a(x) |u|^{p-1}u-\mu\frac{|u|^{p-1}u}{|x|^p} =|u|^{p^*-2}u+f(x,u),\quad u \in W^{1,p}(\mathbb{R}^N), $$ where \(0< \mu<\min\{\frac{(N-p)^p}{p^p}, \frac{N^{p-1}(N-p^2)}{p^p}\}\), \(p^*=\frac{Np}{N-p}\) is the critical Sobolev exponent. Through a compactness analysis of the associated functional operator, we obtain the existence of positive solutions under certain assumptions on \(a(x)\) and \(f(x,u)\).

Submitted April 5, 2024. Published December 3, 2024.
Math Subject Classifications: 35J10, 35J20, 35J60.
Key Words: p-Laplacian; compactness; positive solution; unbounded domain; Sobolev nonlinearity.
DOI: 10.58997/ejde.2024.79

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Lingyu Jin
Department of Mathematics
South China Agricultural University
Guangzhou 510642, China
email: jinlingyu300@126.com
Suting Wei
Department of Mathematics
South China Agricultural University
Guangzhou 510642, China
email: stwei@scau.edu.cn

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