Media type: E-Article Title: Positive commutators i[ƒ(P), g(Q)] Contributor: Kato, Tosio Published: Elsevier BV, 1991 Published in: Journal of Functional Analysis, 96 (1991) 1, Seite 117-129 Language: English DOI: 10.1016/0022-1236(91)90075-g ISSN: 0022-1236 Keywords: Analysis Origination: Footnote: Access State: Open Access