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20232026
most citedOn the concentration-compactness principle for anisotropic variable exponent Sobolev spaces and its applications

41 citations · 60 across the 14 of their papers we have counts for

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12 papers · 1 filter

math.AP2026

Neumann problem with a discontinuous nonlinearity

Debajyoti Choudhuri, Dušan D. Repovš, Kamel Saoudi

This study is devoted to proving the existence of weak solutions for a nonlinear elliptic problem with Neumann-type boundary data. The problem is driven by a discontinuous power no…

math.AP2026★ 1 cited

Concentration Phenomena of Normalized Solutions of Critical Biharmonic Equations with Combined Nonlinearities in

Yueqiang Song, Jiaying Ma, Dušan D. Repovš

We prove the multiplicity and concentration of normalized solutions of critical biharmonic equations with combined nonlinearities in \begin{equation*} Δ^{2}u+V(\va…

math.AP2025★ 3 cited

Concentrating solutions of the fractional -Choquard equation with exponential growth

Yueqiang Song, Xueqi Sun, Dušan D. Repovš

This article deals with the following fractional -Choquard equation with exponential growth of the form: $$\varepsilon^{ps}(-Δ)_{p}^{s}u+\varepsilon^{qs}(-Δ)_q^su+ Z(x)(|u|^…

math.AP2024

On subelliptic equations on stratified Lie groups driven by singular nonlinearity and weak data

S. Sahu, D. Choudhuri, D. D. Repovš

The article is about an elliptic problem defined on a {\it stratified Lie group}. Both sub- and superlinear cases are considered whose solutions are guaranteed to exist in light of…

math.AP2024

Pairs of fixed points for a class of operators on Hilbert spaces

A. Mokhtari, K. Saoudi, D. D. Repovš

In this paper, existence of pairs of solutions is obtained for compact potential operators on Hilbert spaces. An application to a second-order boundary value problem is also given…

math.AP2024★ 2 cited

Singular -biharmonic problem with the Hardy potential

A. Drissi, A. Ghanmi, D. D. Repovš

The aim of this paper is to study existence results for a singular problem involving the -biharmonic operator and the Hardy potential. More precisely, by combining monotonicity…

math.AP2024

A multiphase eigenvalue problem on a stratified Lie group

Debajyoti Choudhuri, Leandro S. Tavares, Dušan D. Repovš

We consider a multiphase spectral problem on a stratified Lie group. We prove the existence of an eigenfunction of -eigenvalue problem on a bounded domain. Furthermore, we a…

math.AP2024★ 1 cited

Generalized noncooperative Schrödinger-Kirchhoff-type systems in

N. Chems Eddine, D. D. Repovš

We consider a class of noncooperative Schrödinger-Kirchhoff type system which involves a general variable exponent elliptic operator with critical growth. Under certain suitable co…

math.AP2024★ 41 cited

On the concentration-compactness principle for anisotropic variable exponent Sobolev spaces and its applications

N. Chems Eddine, M. A. Ragusa, D. D. Repovš

We obtain critical embeddings and the concentration-compactness principle for the anisotropic variable exponent Sobolev spaces. As an application of these results,we confirm the ex…

math.AP2024★ 7 cited

On the -fractional Schrödinger-Kirchhoff equations with electromagnetic fields and the Hardy-Littlewood-Sobolev nonlinearity

Min Zhao, Yueqiang Song, Dušan D. Repovš

In this article, we deal with the following -fractional Schrödinger-Kirchhoff equations with electromagnetic fields and the Hardy-Littlewood-Sobolev nonlinearity: $$ M\left([u]_…

math.AP2024

Nodal solutions for Neumann systems with gradient dependence

Kamel Saoudi, Eadah Alzahrani, Dušan D. Repovš

We consider the following convective Neumann systems:\begin{equation*}\left(\mathrm{S}\right)\qquad\left\{\begin{array}{ll}-Δ_{p_1}u_1+\frac{|\nabla u_1|^{p_1}}{u_1+δ_1}=f_1(x,u_1,…

math.AP2023★ 3 cited

Fractional Sobolev spaces with kernel function on compact Riemannian manifolds

A. Aberqi, A. Ouaziz, D. D. Repovš

In this paper, a new class of Sobolev spaces with kernel function satisfying a Lévy-integrability type condition on compact Riemannian manifolds is presented. We establish the prop…