A note on truncations in fractional Sobolev spaces

2017/01/16 by Roberta Musina, Musina, Roberta, Alexander I. Nazarov +1
Mathematics · #Advanced Mathematical Physics Problems #Nonlinear Partial Differential Equations #Differential Equations and Boundary Problems

paper · pdf · doi:10.48550/arxiv.1701.04425

Abstract

We study the Nemytskii operators u↦ |u| and u↦ u^± in fractional Sobolev spaces H^s(\mathbb Rⁿ), s>1.

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