A Comprehensive Introduction to Sub-Riemannian Geometry - Andrei (Scuola Internazionale Superiore di Studi Avanzati Agrachev - Bog

This comprehensive introduction to sub-Riemannian geometry proceeds from classical topics to cutting-edge theory and applications. The only prerequisites are calculus, linear algebra and differential equations. It can be used for graduate courses in Riemannian or sub-Riemannian geometry, or as a reference for researchers in several disciplines.