Product of extension domains is still an extension domain

2018/09/19 by Pekka Koskela, Zheng Zhu, Koskela, Pekka +1
Mathematics · #Analytic and geometric function theory #FOS: Mathematics #Functional Analysis (math.FA) #Holomorphic and Operator Theory #Nonlinear Partial Differential Equations

paper · pdf · doi:10.48550/arxiv.1809.07071

openalex publication_date 2018/09/19 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We prove the product of the Sobolev-extension domains is still a Sobolev-extension domain.

Citations

• Sobolev embeddings, extensions and measure density condition

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