On inequalities of Hardy-Sobolev type

Autor: Dirk Hundertmark, William Desmond Evans, Roger T. Lewis, Alexander Balinsky
Rok vydání: 2008
Předmět:
Zdroj: Banach J. Math. Anal. 2, no. 2 (2008), 94-106
ISSN: 1735-8787
Popis: Hardy-Sobolev-type inequalities associated with the operator $L:=\textbf{{x}} \cdot \nabla $ are established, using an improvement to the Sobolev embedding theorem obtained by M. Ledoux. The analysis involves the determination of the operator semigroup $\{e^{-tL^{*}L}\}_{0\neq t \geq 0}.$
Databáze: OpenAIRE