Top Cycle

Violation of Negative Involvement

Profile type: ProfileWithTies
Config: 3 c, 2 v
Parameters: check_probabilities=True

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

Full profile
+---+---+
| 1 | 1 |
+---+---+
| 1 | 2 |
| 2 | 0 |
| 0 | 1 |
+---+---+
ProfileWithTies([{0: 2, 2: 1, 1: 0}, {1: 2, 0: 1, 2: 0}], rcounts=[1, 1], cmap={0: 0, 1: 1, 2: 2})
Top Cycle winners are {0, 1, 2}

Profile with voter removed
+---+
| 1 |
+---+
| 2 |
| 0 |
| 1 |
+---+
ProfileWithTies([{1: 2, 0: 1, 2: 0}], rcounts=[1], cmap={0: '0', 1: '1', 2: '2'})
Top Cycle winner is {2}