GOCHA

Violation of Negative Involvement

Profile type: ProfileWithTies
Config: 3 c, 5 v
Parameters: check_probabilities=True

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

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

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