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On the road – Mathematical brief | Tangente
Both unusual—since it does not usually rest on its "base"—and harmonious, as it is a quadrilateral with four equal sides, the rhombus appeals to graphic artists, advertisers and other designers: it appears in puzzles, games, road signs, logos…

Astro: street art and optical illusions | Tangente
A painter and visual artist, Astro favors random structures and elementary geometric forms in both his paintings and his murals. Trompe-l'oeil, anamorphoses and other optical illusions also interest this self-taught artist.

The artist and the number: art and maths | Tangente
Mathematics in general, and numbers in particular, have inspired many artists, including Dalí and Picabia. Some are drawn to the magic of numbers. Others find beauty in number sequences, which they bring to life in graphic art or painting.

François Morellet: concrete art and geometry | Tangente
The exhibition "L'esprit de suite," on view at the Musée Angladon in Avignon, offers an opportunity to (re)discover the artist François Morellet.
