Monotonicity with respect to p of the best constants associated with Sobolev immersions of type W ₀¹,ᵖ (Ω) '→ Lq(Ω) when q ∈ {1, p, ∞}

Authors

  • Mihai MIHĂILESCU University of Craiova, Romania e-mail: mmihailes@yahoo.com https://orcid.org/0000-0001-7927-1580
  • Denisa STANCU-DUMITRU University Politehnica of Bucharest, Romania e-mail: denisa.stancu@yahoo.com

DOI:

https://doi.org/10.24193/subbmath.2023.1.08

Keywords:

p-Laplacian, p-torsional rigidity, distance function to the boundary.

Abstract

The goal of this paper is to collect some known results on the mono-tonicity with respect to p of the best constants associated with Sobolev immersions.

Mathematics Subject Classification (2010): 35Q74, 47J05, 47J20, 49J40, 49S05. 

Received 18 November 2022; Revised 24 January 2023. Published Online: 2023-03-20. Published Print: 2023-04-30

Author Biographies

Mihai MIHĂILESCU, University of Craiova, Romania e-mail: mmihailes@yahoo.com

Department of Mathematics, University of Craiova, 200585 Craiova, Romania and “Gheorghe Mihoc – Caius Iacob” Institute of Mathematical Statistics and Applied Mathematics of the Romanian Academy, 050711 Bucharest, Romania e-mail: mmihailes@yahoo.com

Denisa STANCU-DUMITRU, University Politehnica of Bucharest, Romania e-mail: denisa.stancu@yahoo.com

Department of Mathematics and Computer Sciences, University Politehnica of Bucharest, 060042 Bucharest, Romania and Research Group of the Project PN-III-P1-1.1-TE-2021-1539, The Research Institute of the University of Bucharest – ICUB, University of Bucharest, 050663 Bucharest, Romania e-mail: denisa.stancu@yahoo.com

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Published

2023-03-20

How to Cite

MIHĂILESCU, M., & STANCU-DUMITRU, D. (2023). Monotonicity with respect to p of the best constants associated with Sobolev immersions of type W ₀¹,ᵖ (Ω) ’→ Lq(Ω) when q ∈ {1, p, ∞}. Studia Universitatis Babeș-Bolyai Mathematica, 68(1), 109–123. https://doi.org/10.24193/subbmath.2023.1.08

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