ArrayPlot[array] generates a plot in which the values in an array are shown in a discrete array of squares.
The Graph Utilities Package contains a number of functions useful for graph theory applications. Functions in the Graph Utilities Package. This loads the package.
CommunityModularity[g, partition] gives the community modularity of a partition.CommunityModularity[g, assignment] gives the community modularity of an assignment.
MinCut
(Graph Utilities Package Symbol) MinCut[g, k] partitions the undirected graph g into k parts where the number of edge cuts is approximately minimized.
GraphML
(Mathematica Import/Export Format) GraphML graph data format. Standard exchange for graphs. GraphML is an acronym derived from Graph Markup Language. XML-based format. Represents typed, attributed, directed, ...
WeakComponents[g] gives a list of all weakly connected components in the undirected graph g.
GraphQ
(Built-in Mathematica Symbol) GraphQ[g] yields True if g is a valid Graph object and False otherwise.
DOT
(Mathematica Import/Export Format) DOT graph language and data format. Commonly used exchange format for graphs. Stores a single attributed, directed, or undirected graph. Can contain user-defined graph, edge, ...
GXL
(Mathematica Import/Export Format) GXL graph data format. Used for the storage and exchange of graphs. GXL is an acronym derived from Graph Exchange Language. XML-based format. Represents typed, attributed, ...
VertexList[g] gives a list of all vertices in the graph g.