Reference to basis list passed instead of instantiating new list.

This had the effect of the basis in BFS list returned by simplex having all the same basis B (the final basis).
engri-1101 · Apr 14, 2022 · 2cbebf5 · 2cbebf5
1 parent 79d2822
commit 2cbebf5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/gilp/simplex.py b/gilp/simplex.py
@@ -599,7 +599,7 @@ def simplex(lp: LP,
     i = 0  # number of iterations
     while(not bfs.optimal):
         path.append(BFS(x=np.copy(bfs.x),
-                        B=bfs.B,
+                        B=bfs.B.copy(),
                         obj_val=bfs.obj_val,
                         optimal=bfs.optimal))
         bfs = _simplex_iteration(lp=lp,