simple: fix directedness of DirectedDenseGraph.Edge

Fixes #118.
gonum · Sep 9, 2015 · 498ee19 · 498ee19
1 parent cf7ce3a
commit 498ee19
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/simple/dense_directed_matrix.go b/simple/dense_directed_matrix.go
@@ -109,7 +109,7 @@ func (g *DirectedDenseGraph) HasEdgeBetween(x, y graph.Node) bool {
 }
 
 func (g *DirectedDenseGraph) Edge(u, v graph.Node) graph.Edge {
-	if g.HasEdgeBetween(u, v) {
+	if g.HasEdgeFromTo(u, v) {
 		return Edge{F: u, T: v, W: g.mat.At(u.ID(), v.ID())}
 	}
 	return nil