Jacques Tits
| Jacques Tits | |
|---|---|
| Tits in 2008 | |
| Born | 12 August 1930 Uccle, Belgium | 
| Died | 5 December 2021 (aged 91) 13th arrondissement, Paris, France | 
| Citizenship | Belgian (1930–1974) French (since 1974) | 
| Education | Free University of Brussels | 
| Known for | Tits alternative Tits building Tits cone Tits group Tits index Tits metric Tits systems Bruhat–Tits fixed point theorem Freudenthal–Tits magic square Kantor–Koecher–Tits construction Artin-Tits group Kneser–Tits conjecture Field with one element Generalized polygon | 
| Awards | Francois Deruyts Prize (1962) Wolf Prize (1993) Pour le Mérite (1995) Cantor medal (1996) Abel Prize (2008) | 
| Scientific career | |
| Fields | Mathematics | 
| Institutions | Free University of Brussels Vrije Universiteit Brussel University of Bonn Collège de France French Academy of Sciences | 
| Thesis | Généralisation des groupes projectifs basés sur la notion de transitivité (1950) | 
| Doctoral advisor | Paul Libois | 
| Doctoral students | Francis Buekenhout Jens Carsten Jantzen Karl-Otto Stöhr | 
Jacques Tits (French: [ʒak tits]) (12 August 1930 – 5 December 2021) was a Belgian-born French mathematician who worked on group theory and incidence geometry. He introduced Tits buildings, the Tits alternative, the Tits group, and the Tits metric.