This site is being phased out.

Difference between revisions of "Graph"

From Mathematics Is A Science
Jump to navigationJump to search
imported>WikiSysop
 
(No difference)

Latest revision as of 21:38, 19 February 2010

A directed graph is a collection of points, nodes, connected by arrows, directed edges.

An undirected graph can be thought of as a one-dimensional simplicial complex.

A tree is a graph without cycles.

See also Euler characteristic of graphs.