Multi-parameter Carnot-Carathéadory balls

Multi-parameter Carnot-Carathéadory balls

-
Brian Street, University of Toronto
Fine Hall 110

We discuss multi-parameter Carnot-Carathéadory balls. In particular, we discuss questions motivated by multi-parameter singular integrals. These results generalize results due to Nagel, Stein, and Wainger in the single parameter setting.