Welcome to the British Mathematical Olympiad

• A PDF file (400kB) containing lots of BMO problems from the past (1993–2012). No answers are supplied! Hints and solutions for BMO1 problems from 1996–1997 to 2006–2007 are included in A Mathematical Olympiad Primer, available from the UKMT; past paper booklets with BMO2 problems and solutions are also available.
• Information about the BMO papers and notes on BMO marking (PDF)
• A brief article on areal co-ordinate methods in Euclidean geometry (PDF), by Tom Lovering
• National events: events calendar, UK Olympiad Training, National Mathematics Summer Schools; the annual IMO Lecture and Celebration
• International events, including reports on each year’s events: the International Mathematical Olympiad, the Balkan Mathematical Olympiad, the Romanian Master of Mathematics, the China Girls’ Mathematical Olympiad, the European Girls’ Mathematical Olympiad, the Mathematics Ashes
• Committee information: a short history of the BMOC, list of current committee members; list of other people involved in BMOS activities
• BMO policies on use of BMO1 DVDs and on eligibility
• Past news and events

BMO Round 2 (27 January 2012)

This year’s BMO Round 2 paper was taken yesterday.

BMO Round 2 cut-offs (16 December 2011)

The BMO2 qualifying cut-off scores are 39 for students in year 13 (England and Wales), year S6 (Scotland), year 14 (Northern Ireland); 35 for students in year 12 (England and Wales), year S5 (Scotland), year 13 (Northern Ireland); 30 for students in year 11 (England and Wales), year S4 (Scotland), year 12 (Northern Ireland); and 25 for students in lower school years. Scoring at least the cut-off on BMO1 gives free entry to BMO2 provided that the candidate is eligible to represent the UK at the IMO. Any participant in BMO1 may enter BMO2 by paying the entry fee of £23. BMO2 will take place on 26 January 2012.

BMO Round 1 marked (9–13 December 2011, New Zealand results added 17 December, high score from late script added 28 December)

BMO Round 1 was marked in Cambridge on 9–11 December; 20 candidates in New Zealand also sat the paper, their scripts were marked in New Zealand using the same mark schemes as used in the UK, and such candidates are marked “(NZ)” below. The following candidates scored 50 or more out of 60.

BMO Round 1 (3 December 2011)

This year’s BMO Round 1 paper was taken yesterday; video solutions are temporarily available online. Production facilities for the video were donated by the University of Bath Audio Visual Unit.

Royal Society celebration (26 September 2011)

The 2011 olympiad teams’ achievements were celebrated at the Royal Society on Monday 26 September; Professor József Pelikán gave the 34th annual IMO lecture, on “The early years of the International Mathematical Olympiad”.

IMO 2011 student report by Adam Goucher available (8 August 2011)

An unofficial report on IMO 2011 from the student perspective, by UK team member Adam Goucher, is now available.

IMO 2011 observations by Geoff Smith available (3 August 2011)

Some observations on IMO 2011 by Geoff Smith, former UK Leader and elected member of the IMO Advisory Board, are now available.

IMO 2011 report available (29 July 2011)

The reports on past IMOs now include James Cranch’s report on IMO 2011.