Borda-Minimax Faceoff

Violation of Negative Involvement

Profile type: Profile
Config: 4 c, 6 v
Parameters: check_probabilities=True

1 wins in the full profile, but 1 is a loser after removing a voter with the ranking (3, 0, 2, 1):

Full profile
+---+---+---+---+
| 2 | 1 | 1 | 2 |
+---+---+---+---+
| 2 | 2 | 3 | 3 |
| 1 | 1 | 0 | 1 |
| 0 | 3 | 2 | 0 |
| 3 | 0 | 1 | 2 |
+---+---+---+---+
Profile([[2, 1, 0, 3], [2, 1, 3, 0], [3, 0, 2, 1], [3, 1, 0, 2]], rcounts=[2, 1, 1, 2], cmap={0: '0', 1: '1', 2: '2', 3: '3'})
Borda-Minimax Faceoff winners are {1, 2, 3}

Profile with voter removed
+---+---+---+
| 2 | 1 | 2 |
+---+---+---+
| 2 | 2 | 3 |
| 1 | 1 | 1 |
| 0 | 3 | 0 |
| 3 | 0 | 2 |
+---+---+---+
Profile([[2, 1, 0, 3], [2, 1, 3, 0], [3, 1, 0, 2]], rcounts=[2, 1, 2], cmap={0: '0', 1: '1', 2: '2', 3: '3'})
Borda-Minimax Faceoff winner is {2}