VertexQ

VertexQ(graph, vertex)

test if vertex is a vertex in the graph object.

See:

• Wikipedia - Graph theory

Examples

>> VertexQ(Graph({1 -> 2, 2 -> 3, 1 -> 3, 4 -> 2}),3)
True

>> VertexQ(Graph({1 -> 2, 2 -> 3, 1 -> 3, 4 -> 2}),5)
False

Related terms

GraphCenter, GraphDiameter, GraphPeriphery, GraphRadius, AdjacencyMatrix, EdgeList, EdgeQ, EulerianGraphQ, FindEulerianCycle, FindHamiltonianCycle, FindVertexCover, FindShortestPath, FindShortestTour, FindSpanningTree, Graph, GraphQ, HamiltonianGraphQ, VertexEccentricity, VertexList

Implementation status

• ✅ - full supported

Github

• Implementation of VertexQ