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math.OA2020
The smooth algebra of a one-dimensional singular foliation
Michael Francis
Androulidakis and Skandalis showed how to associate a holonomy groupoid, a smooth convolution algebra and a C*-algebra to any singular foliation. In this note, we consider the sing…
math.OA2020★ 2 cited
A Dixmier-Malliavin theorem for Lie groupoids
Michael Francis
A famous theorem of Dixmier-Malliavin asserts that every smooth, compactly-supported function on a Lie group can be expressed as a finite sum in which each term is the convolution,…