British Mathematical Olympiad

Coming events:
30 April–5 May: Balkan MO
(see full calendar for more)

News: IMO 2012 problems (11 July 2012)

The IMO papers were sat on 10 and 11 July in Mar del Plata; the problems are available.

Previous news item: Mathematics Ashes results (7 July 2012).

Next news item: IMO 2012 results (15 July 2012).