posted on 2018-08-31, 17:28authored byVaclav Snasel, Pavla Drazdilova, Jan Platos
First graph is biconnected (P1 ∩ P2 = {u, v}), second graph is connected with articulation and without bridge (P1 ∩ P2 = {u, v, x}) and third graph is connected with bridge (P1 ∩ P2 = {u, v, x, (x, v)}).