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The mysterious crystal
For a change, beneath its polyhedral exterior, the subject of this instalment in our mathematical objects saga is a puzzle. You will find everything you need to build it on the Tangente website.
Build your mysterious crystal: patterns & assembly | Tangente
The Mysterious crystal—actually the first stellation of the rhombic dodecahedron—can be built from six identical pieces. Whether you use scissors, a cutting machine or a 3D printer, choose whichever method suits you. The hardest part is working out how to assemble them.
Tangente Awards: Mathematical Literature Prizes | Tangente
As usual, summer brings mathematics and literature together—and computer science and games too—for the Tangente Awards. As Tangente readers, we hope you will get involved by taking part in these events, spreading the word and voting...
The Tangente prize for high school students
Because of the school calendar, the Tangente Prize for High School Students concludes in June. Discover the winners of the 2018 edition, along with the ten books selected for the 2019 prize, which gets under way as soon as the new school year begins. Registration is now open!
Robert Langlands finally wins 2018 Abel Prize | Tangente
Like the Fields Medal (restricted to those under 40), the prestigious Abel Prize crowns a career in mathematical research, honoring one outstanding scientist every year since 2003.
Mickaël Launay wins D'Alembert Prize | Tangente
The awards are pouring in for Le Grand Roman des maths. The D'Alembert Prize, awarded by the French Mathematical Society, recognizes efforts to popularize mathematics.
Who will win the 2018 Fields Medal? ICM Rio | Tangente
The International Congress of Mathematicians, where numerous prizes are awarded, including the famous Fields Medals, is held every four years. This summer, it will take place in Rio de Janeiro, Brazil, from August 1 to 9.
The withholding tax formula explained | Tangente
From 2019, French taxpayers will have tax withheld at source. Until then, taxes paid in any given year were based on income from the previous year.
Geometry of footballs: from icosahedron to cube | Tangente
Every World Cup has its own ball. But while the ball's colors and technical features take center stage, let's not forget the mathematics hidden within!
Paris, the capital of mathematics competitions, 2018 | Tangente
Following the Kangaroo awards and the national Olympiad prize ceremony, and with the International Mathematical Games Championship final still to come in August, Paris hosted the International Tournament of Young Mathematicians in early July. This international mathematics research competition for high school students was first launched in the French capital in 2003.