Generic Function Parent-Vertexes (1 method)

( parent-vertexes < vertex > &optional < filter > )

Returns a list of the vertexes to which `vertex` is connected by an edge and for which `vertex` is the target vertex. If the connecting edge is undirected, then the vertex is always counted as a target. [?? Could be a defun].

Method Summary

parent-vertexes < T >