André Haefliger
Swiss mathematician
André Haefliger was a Swiss mathematician who worked primarily on topology. Wikipedia
Born: May 22, 1929, Nyon, Switzerland
Died: March 7, 2023 (age 93 years)
Award: Leroy P. Steele Prize
Doctoral students: Augustin Banyaga; Vaughan Jones
Thesis: Structures feuilletées et cohomologie à valeurs dans un faisceau de groupoides (1958)