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3

There are a couple of records of this sort in the relevant Wikipedia page. To quote: Thirteen players tied for first with 5–1 scores at the National Open held on March 17–19, 2000 in Las Vegas: grandmasters Jaan Ehlvest, Alexander Goldin, Alexander Baburin, Pavel Blatny, Eduard Gufeld, Yuri Shulman, Alex Yermolinsky, Gregory Kaidanov, Dmitry Gurevich, ...


2

According to the website for the engine it was written by international arbiter Roberto Ricco: The author JaVaFo is authored and intellectually owned by Roberto Ricca, former programmer, International Arbiter and current Secretary of the FIDE Commission “Systems of Pairings and Programs” (SPPC), formerly known as “Swiss Pairings Programs”. The name The name ...


0

After two players with different scores have played each other in a round, the higher ranked player receives a downfloat, the lower one an upfloat. This is just marking the fact that the higher ranked player had to downfloat and the lower ranked player had to upfloat. The algorithm tries to minimize the number of times this happens to the same player, at ...


1

According to definition A.2 the player rank changes dynamically, round after round No, I don't think you fully understand what is going on. During the pairing process for a particular round in a given score group the ranking within a score group is fixed according to what the original ranking before the first round. A.2 Order For pairings purposes only, ...


3

Assume a 9 round Swiss tournament with 2^9 players, White always wins. Will the pairing computer (definitely not super quantum) go berserk? Thank you for clarifying the difference between NA (National Arbiter) exam you took in Germany and the full FA (FIDE Arbiter) exam. This kind of stuff is covered in the FA exam. The program won't go berserk. Here is the ...


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