Preference-approval: Difference between revisions

A005649
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(A005649)
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[[Steven Brams]] and [[Peter Fishburn]] used preference-approvals in their book "Approval Voting" in 1983, though it probably was used before then.
 
There are 2, 8, 44, 308, ... different preference-approvals for 1, 2, 3, 4, ... candidates (Sloan's [http://www.research.att.com/~njas/sequences/A005649 A005649]).
 
==Sources==
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