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Roger Mansuy's mathematical almanac | Tangente
On the occasion of the publication of his Grand almanach mathématique (The Grand Mathematical Almanac), Roger Mansuy opens up to Tangente about the secrets of this book like no other, in which readers discover, among others, many unjustly forgotten figures.
Saint-Simon's dream of a mathematized... | Tangente
In 1820, Saint-Simon proposed a complete reorganization of political life in which he imagined handing power to mathematics. Although his project was never implemented, it directly influenced the emergence of technocracy and our conception of expertise in politics.
Making art with the Conway knot | Tangente
An artist passionate about mathematics, Michel Delaunay creates works that plunge the eye into the infinity of geometric and topological aesthetics. He notably combines the potentialities of the cube with those of the Conway knot.
Three cheers for France! | Tangente
The international final of the Mathematical and Logic Games Championship was held on August 23 and 24. This year, it took place in Mahdia, Tunisia.
New geometric volumes... | Tangente
In a recent study published in the Notices of the American Mathematical Society, mathematicians Claudia Fevola (Inria Saclay) and Anna-Laura Sattelberger (Max Planck Institute in Leipzig) explore the emerging field of positive geometry to propose a novel bridge between particle physics and cosmology.
The return of Hex | Tangente
Hex is a two-player game played with black and white pieces on a diamond-shaped board tiled with hexagons. The first player to connect their two opposing sides with their pieces wins.
Prêcher le faux pour savoir le vrai | Tangente
Souvent considérée comme un jeu, l’autoréférence présente cependant des liens avec divers aspects des mathématiques considérées comme « sérieuses ». Elle a notamment permis au logicien Kurt Gödel (1906-1978) de démontrer l’incomplétude de toute théorie mathématique basée sur l’arithmétique.
MES PROBLÈMES PRÉFÉRÉS - André Deledicq | Tangente
Le mathématicien René Cori soumet ses collègues à la question : quels sont vos problèmes préférés et pourquoi ? André Deledicq a accepté de se livrer (à l'exercice et tout court).
Avec des cubes | Tangente
Les 100 000 jetons | Tangente
Vrai ou faux ? | Tangente
Vrai contre faux | Tangente
♦♦ Une calculatrice usée
Un angle droit | Tangente
Les oranges | Tangente
Un triangle équilatéral dans une parabole | Tangente
Affaire de logique ‒ Alignement et concours | Tangente
Plongée dans l’histoire des maths et de la... | Tangente
Une entrée structurée dans l’épistémologie | Tangente
