Wolfgang Haken

Wolfgang Haken
Haken in 2008
Born(1928-06-21)June 21, 1928
Berlin, Germany
DiedOctober 2, 2022(2022-10-02) (aged 94)
Alma materKiel University
Known forSolving the four-color theorem
Scientific career
FieldsMathematics
InstitutionsUniversity of Illinois Urbana-Champaign
Doctoral advisorKarl-Heinrich Weise

Wolfgang Haken (German: [ˈvɔlfɡaŋ ˈhaːkn̩]; June 21, 1928 – October 2, 2022) was a German American mathematician who specialized in topology, in particular 3-manifolds.