March 14 is already known as Pi Day and is celebrated in many countries worldwide. It is named after the important number π, the ratio between the circumference and diameter of a circle, and approximately equal to 3.14. The International Day of Mathematics (IDM) celebration expands Pi Day to include the whole spectrum of mathematics. Mathematical language and reasoning are accessible to everyone. This year, the...Lire la suite
Poster for IDM 2026
Poster for IDM 2026
24 fév. 2026

The poster for IDM 2026 is here! It is based on this year’s theme, Mathematics and Hope, and features a circular rosette pattern.
The poster is available in several languages and comes in two versions: a full-color design and a black-and-white version that you can color yourself.




