Assertion: matrix's element | /r/HasProperty | edge
Facets:
value: from vertex i
type: LOCATION
value: to vertex j
type: LOCATION
Source sentences:
text: For a simple graph with vertex set V, the adjacency matrix is a square |V| × |V| matrix A such that its element A ij is one when there is an edge from vertex i to vertex j, and zero when there is no edge.