Merge pull request plasmo-dev#100 from dlcole3/dc/fix_incidence_matri…

…x_for_unconnected_graphs Fixed bug in `incidence_matrix(hypergraph)` when graph is not fully connected
jalving · Dec 13, 2023 · 1702300 · 1702300
2 parents 4e29c22 + e042b1b
commit 1702300
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/graph_representations/hypergraph.jl b/src/graph_representations/hypergraph.jl
@@ -128,7 +128,9 @@ function LightGraphs.incidence_matrix(hypergraph::HyperGraph)
         end
     end
     V = Int.(ones(length(I)))
-    return SparseArrays.sparse(I, J, V)
+    m = length(hypergraph.vertices)
+    n = length(hypergraph.hyperedge_map)
+    return SparseArrays.sparse(I, J, V, m, n)
 end
 
 """