[EM] Generalized Bucklin PR 2.3, basic PR examples

2003-08-23 Thread John B. Hodges
This post is to put on record a corrected version, with some examples, to demonstrate its ability to do elementary PR. --- Credit for the basic idea of this method goes to Chris Benham. The following is intended to be a description of his proposed method, written in t

[EM] Re: Improved Generalised Bucklin

2003-08-23 Thread Eric Gorr
At 2:04 AM +0930 8/24/03, Chris Benham wrote: I expect this to result in fewer/less serious srategy problems, paying the relatively small price of sometimes electing the "wrong" member of the Smith set. Why do you believe the middle preferences of a voter should matter less then the highest or lo

[EM] Re: Improved Generalised Bucklin

2003-08-23 Thread Chris Benham
In response to this example: 31: B>A>E>C>D 23: C>B>A>E>D 25: D>A>C>E>B 11: D>C>B>A>E 10: E>A>C>B>D 100 voters, the Smith set is ABC. which in pairwise terms,boils down to (with the margins in brackets) C>B 69-31 (38) A>C 66-34 (32) B>A 65-35 (30) Eric Gorr wrote: "Now, the defeat that could

[EM] Traveling Salesman

2003-08-23 Thread Eric Gorr
At 7:10 PM -0400 8/22/03, John B. Hodges wrote: I am not a computer-science major, but I have heard of the "traveling salesman" problem and how it is computationally very expensive to guarantee finding the ideal solution, to the point of being practically impossible for large numbers of cities.

[EM] Re: "More general 5-candidate IRV failure example"

2003-08-23 Thread Markus Schulze
Dear Mike, you wrote (23 Aug 2003): > Markus said: > > The fact that the binary methods are all vulnerable to > > preference misrepresentation of an equal difficulty is > > not surprising as the winning criterion of these methods > > is a binary one by definition. Hence all relevant > > informatio