FIDE swiss systems

Most of the players does not know the swiss systems, even at top level, and often complain because his right to color alternance is non fulfilled. Usually the players are not aware of the system used in a tournament and moreover he ignores that exist several systems able to produce quite different pairing.

Most of the time their complain are nonsense but the arbiter is not always prepared to justify the work done by the computer program.


In this section are discussed the most popular pairing systems used by FIDE.

Any commet is higly appreciated.