Lenses in arrangements of pseudo-circles and their applications.

A collection of simple closed Jordan curves in the plane is called a family of pseudo-circles if any two of its members intersect at most twice. A closed curve composed of two subarcs of distinct pseudo-circles is said to be an empty lens if the closed Jordan region that it bounds does not intersect...

ver descrição completa

Detalhes bibliográficos
Publicado no:Journal of the ACM 51, 2 (2004).
Autor principal: Agarwal, Pankaj K.
Formato: Artigo
Idioma:English
Assuntos: