selected

The inaugural International Mathematical Olympiad, the leading mathematical competition for pre-university students, began in Romania.

Historical image related to The inaugural International Mathematical Olympiad, the leading mathematical competition for pre-university students, began in Romania. from July 21, 1959

International Mathematical Olympiad

Annual high school maths competition

The International Mathematical Olympiad (IMO) is a mathematical olympiad for pre-university students, and is the oldest of the International Science Olympiads. It is widely regarded as the most prestigious mathematical competition in the world. The first IMO was held in Romania…
Source: Wikipedia (CC BY-SA)