Ce livre est une introduction aux courbes convexes ferm es, couvrant leur d finition, leurs propri t s et leur utilisation en math matiques et en physique. Il s'adresse aux tudiants et aux professionnels des sciences physiques et math matiques. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States...