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Condorcet method: Difference between revisions
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* '''Smith/Minimax''' restricts the Minimax algorithm to the Smith set.<sup>1</sup>
* '''[[Ranked Pairs]]''' (RP) or '''Tideman''' (named after [[Nicolaus Tideman]]) with variations such as '''[[Maximize Affirmed Majorities]]''' (MAM) and '''[[Maximum Majority Voting]]''' (MMV)<sup>1</sup>
* '''[[Schulze method|Schulze]]''' with several reformulations/variations, including '''Schwartz Sequential Dropping (SSD)''' and '''
* '''[[Approval-Condorcet Hybrids]]''', such as '''[[Definite Majority Choice]]''', use an [[Approval Cutoff]] to augment the Condorcet pair wise array. Many believe that such a method would make a good first-round public proposal.
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== Schulze method ==
The
# First, determine the Schwartz set (the innermost unbeaten set). If no defeats exist among the Schwartz set, then its members are the winners (plural only in the case of a tie, which must be resolved by another method).
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In other words, this procedure repeatedly throws away the narrowest defeats, until finally the largest number of votes left over produce an unambiguous decision.
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Condorcet voting is not currently used in government elections. However, it is starting to receive support in some public organizations. Organizations which currently use some variant of the Condorcet method are:
# The [http://www.debian.org/ Debian] project uses the [[Schulze method
# The [http://www.spi-inc.org/ Software in the Public Interest (SPI)] project uses the [[Schulze method
# The
# The [http://www.userlinux.com/ UserLinux] project uses the [[Schulze method]].
# The Free State Project used a Condorcet method for choosing its target state
# The voting procedure for the uk.* hierarchy of Usenet
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* [http://condorcet.ericgorr.net Condorcet Voting Calculator] by Eric Gorr
* [http://www.eskimo.com/~robla/politics/condorcet.html Condorcet's Method]
* [http://condorcet.org/rp Ranked Pairs] by Blake Cretney
* [http://accuratedemocracy.com/ Accurate Democracy] by Rob Loring
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