Citizendium - a community developing a quality, comprehensive compendium of knowledge, online and free.
Click here to join and contribute
CZ thanks our previous donors. Donate here. Treasurer's Financial Report

Euler characteristic

From Citizendium
Jump to: navigation, search
Euler characteristic [r]: In a polyhedron, a number calculated as the number of vertices minus the number of edges plus the number of faces; it is always equal to 2 for convex polyhedra. [e]

This article contains just a definition and optionally other subpages (such as a list of related articles), but no metadata. Create the metadata page if you want to expand this into a full article.