Math Day

February 28, 2026

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• Mathematical competition (English, French, German)
• Mathematical workshop

https://math.uni.lu/mathday

Information

• When ? Saturday 28 February 2026
• Where ? Campus Belval of the University of Luxembourg. Maison du Savoir.
• For who ? High-school pupils (meaning: the last 7 years of school) from a school in Luxembourg.
• Language ? English, French, German.

Categories

How many years are left before you finish high-school?

• If you are in the last two years of high-school, you are SENIOR.
• If you are in the third, fourth, or fifth to last year of high-school, then you are INTERMEDIATE.
• Else, you are JUNIOR.

Registration

Registrations will open in December 2025 and will be open until early February 2026.

Venue

You can find here a map of Campus Belval. The building is the Maison du Savoir (use the entrance Auditoires)

Problems and Solutions

Exercises from previous editions are available on this interactive website.

The proof exercises can be found in the files below.

• 2022 Junior: test in English, German, French.
• 2022 Intermediate: test in English, German, French.
• 2022 Senior: test in English, German, French.
• 2022 Junior: solutions in English, German, French.
• 2022 Intermediate: solutions in English, German, French.
• 2022 Senior: solutions in English, German, French.
• 2023 Test (all categories) in English, German, French, Ukrainian.
• 2023 Solutions (all categories) in English, German, French, Ukrainian.
• 2024 Tests: Proof exercises in all languages and the exercises (all categories) in English, German, French.
• 2024 Solutions (all categories) in English, German, French.
• 2025 Tests: Proof exercises in all languages.
• 2025 Solutions (all categories) in all languages.

Poster

You can download the MathDay 2025 Poster pdf.

Contact

mathday@uni.lu