Mathematical Research Letters

Volume 3, Issue 3, May 1996 pp. 429-437.

Square root of divergence operators, square functions, and singular integrals

Authors: Pascal Auscher and Philippe Tchamitchian
Author institution: Université de Rennes, and Université d'Aix-Marseille III

Summary: This letter is to present the main lines of an approach that sheds light on some of the connections between square roots of divergence form differential operators, square functions and Calderón-Zygmund singular integrals.

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