External resources

Popularizing mathematics

• Florilège des mathématiques (in french)

• Culture Math (in french)

• Images des mathématiques (in french)

• The MacTutor History of Mathematics archive

• Une encyclopédie des maths : E. Weisstein’s world of mathematics

• EMS Encyclopedia of mathematics

• Maths portal of Wikipedia

Math resources freely available online

• Algebraic Topology by Allen Hatcher

• The Geometry and Topology of Three-Manifolds by William P. Thurston

• Complex analytic and algebraic geometry by Jean-Pierre Demailly

• Chapters on algebraic surfaces by Miles Reid

• Quasi-symmetric conjugacy of homeo/diffeomorphisms of the circle to rotations by Michel Herman

• A series of surveys by Dolgachev

• J.-C. Yoccoz archives: link

• The stack project in Algebraic geometry