SEARCH MATHEMATICA 8 DOCUMENTATION

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Graph Utilities Package Symbol

VertexList

VertexList[g]
gives a list of all vertices in the graph g.

To use VertexList, you first need to load the Graph Utilities Package using Needs["GraphUtilities`"].

For graphs specified using a rule list, the list of vertices are returned in the order in which they first appear.

Functions such as GraphCoordinates and PageRankVector return information on vertices in the order given by VertexList.

Needs["GraphUtilities`"]

The list of vertices of a simple graph: