Alexander grothendieck geometric equations apothem

French mathematician (1928–2014)

Alexander Grothendieck, later Alexandre Grothendieck in French (; German:[ˌalɛˈksandɐˈɡʁoːtn̩ˌdiːk]^ⓘ; French:[ɡʁɔtɛndik]; 28 March 1928 – 13 November 2014), was a German-born French mathematician who became the leading figure in the creation of modern algebraic geometry.^[8] His research extended the scope of the field and added elements of commutative algebra, homological algebra, sheaf theory, and category theory to its foundations, while his so-called "relative" perspective led to revolutionary advances in many areas of pure mathematics.^[9] He is considered by many to be the greatest mathematician of the twentieth century.^[10][11]

Grothendieck began his productive and public career as a mathematician in 1949.

In 1958, he was appointed a research professor at the Institut des hautes études scientifiques (IHÉS) and remained there until 1970, when, driven by