Abstract:
Considering two classes of Hölder mappings of Carnot–Carathédory spaces, graph mappings and smooth mappings in the Riemannian sense, we obtain an area formula for image surfaces. In particular, we describe the structure of the polynomial sub-Riemannian differential for graph mappings.
Citation:
M. B. Karmanova, “On the class of Hölder surfaces in Carnot–Carathéodory spaces”, Sibirsk. Mat. Zh., 60:5 (2019), 1103–1132; Siberian Math. J., 60:5 (2019), 861–885