How can get list of vertices from start node to end node in rgl? For example: require 'rgl/adjacency' dg=RGL::DirectedAdjacencyGraph[1,2 ,2,3 ,2,4, 4,5, 6,4, 1,6] How to do following? get_path(1,5) should give [1,2,4,5] or [1,6,4,5] or both Thanks in advance