paper

Step-s involutive families of vector fields, their orbits and the Poincaré inequality

arXiv:1106.2410 · doi:10.1016/j.matpur.2012.09.005

Abstract

We consider a family of vector fields satisfying a suitable higher order involutivity condition. We discuss the definition of commutators, the regularity of Sussmann's orbits and the Poincaré inequality.

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