Data.Graph.DGraph
data DGraph v e
insertArc
insertArcs
removeArc
removeArc'
removeArcAndVertices
arcs
arcs'
containsArc
containsArc'
inboundingArcs
outboundingArcs
incidentArcs
isSymmetric
isOriented
vertexIndegree
vertexOutdegree
indegrees
outdegrees
isBalanced
isRegular
isSource
isSink
isInternal
transpose
toUndirected
toList
fromList