ArcoDelGrafo (GraphArc)
Graphs are comprised of GraphNodes
and GraphArcs. Every GraphArc links two GraphNodes.
Ontology
SUMO / GRAPH-THEORYSuperclass(es)
Subclass(es)
GrafoCiclico
Coordinate term(s)
NodoDelGrafo
Constrains relations
initial node fn
terminal node fn
arc weight
links
Related WordNet synsets
See more related synsets on a separate page.
Axioms (5)
Se graph é un' istanza di GrafoDiretto e arc é un' istanza di ArcoDelGrafo e arc é una parte di graph, allora esiste node1,node2 tale che "il nodo iniziale di arc" is uguale a node1 e "il nodo terminale di arc" is uguale a node2.
(=>
(and
(instance ?GRAPH DirectedGraph)
(instance ?ARC GraphArc)
(graphPart ?ARC ?GRAPH))
(exists
(?NODE1 ?NODE2)
(and
(equal
(InitialNodeFn ?ARC)
?NODE1)
(equal
(TerminalNodeFn ?ARC)
?NODE2))))
(=>
(and
(instance ?GRAPH GraphPath)
(instance ?ARC GraphArc)
(graphPart ?ARC ?GRAPH))
(=>
(equal
(InitialNodeFn ?ARC)
?NODE)
(not
(exists
(?OTHER)
(and
(equal
(InitialNodeFn ?OTHER)
?NODE)
(not
(equal ?OTHER ?ARC)))))))
(=>
(and
(instance ?GRAPH GraphPath)
(instance ?ARC GraphArc)
(graphPart ?ARC ?GRAPH))
(=>
(equal
(TerminalNodeFn ?ARC)
?NODE)
(not
(exists
(?OTHER)
(and
(equal
(TerminalNodeFn ?OTHER)
?NODE)
(not
(equal ?OTHER ?ARC)))))))
ElementoDelGrafo é esaustivamente partizionato in NodoDelGrafo,ArcoDelGrafo.
(partition GraphElement GraphNode GraphArc)
Se arc é un' istanza di ArcoDelGrafo, allora esiste node1,node2 tale che arc legas node1 e node2.
(=>
(instance ?ARC GraphArc)
(exists
(?NODE1 ?NODE2)
(links ?NODE1 ?NODE2 ?ARC)))