Olympiad, global mathematics (IMO), a Olympiad annual 6 issue 42 the concession is for students of high school and of the Olympiads is scientific. The first Olympiad, global mathematics in Romania in 1959, held every year (except 1980) is continued. About 100 of the country teams, a maximum of 6, Plus One Leader (Leader) team and one deputy leader and observers can send.