Lipschitz and regular intrinsic graphs in the Heisenberg groups and their application to rectifiability and minimal surfaces. Francesco Serra-Cassano Università degli studi di Trento Jun 19 2012 16:30 Francesco Serra-Cassano (Università degli studi di Trento) Lipschitz and regular intrinsic graphs in the Heisenberg groups and their application to rectifiability and minimal surfaces.