Title: Bishop and Laplacian comparison theorems on 3D contact sub-Riemannian manifolds with symmetry
Authors: A.A. Agrachev, P. Lee
Journal title: Geom. Anal.
We prove a Bishop volume comparison theorem and a Laplacian comparison theorem for three dimensional contact subriemannian manifolds with symmetry
ArXiv ID (ENG): 1105.2206
MathNet (ENG): http://mi.mathnet.ru/eng/jga1