Rename variable

gap/oper.gi

@@ -2021,7 +2021,7 @@ InstallMethod(VerticesReachableFrom, "for a digraph and a list of vertices",
 function(D, roots)
   local N, index, visited, prev, n, i, parent, queue_tail,
   have_visited_root, queue, root, element, neighbour, visited_as_ints,
-  all_neighbors, node_neighbours;
+  graph_out_neighbors, node_neighbours;
   N := DigraphNrVertices(D);
   visited := BlistList([1 .. N], []);
 
@@ -2033,7 +2033,7 @@ function(D, roots)
     fi;
   od;
 
-  all_neighbors := OutNeighbors(D);
+  graph_out_neighbors := OutNeighbors(D);
   queue := ListWithIdenticalEntries(N, -1);
   queue_tail := 0;
   for root in roots do
@@ -2045,7 +2045,7 @@ function(D, roots)
   index := 1;
   while index <= Length(queue) and queue[index] > 0 do
     element := queue[index];
-    node_neighbours := all_neighbors[element];
+    node_neighbours := graph_out_neighbors[element];
     for neighbour in node_neighbours do
       if not visited[neighbour] then;
         visited[neighbour] := true;