add parameter immutable to transitive closure methods in sage/graphs/generic_graph.py
#19049
| Job | Run time |
|---|---|
| 55m 48s | |
| 55m 48s |
immutable to transitive closure methods in sage/graphs/generic_graph.py
#19049
| Job | Run time |
|---|---|
| 55m 48s | |
| 55m 48s |