Born January 20 1899, Warsaw. Died September 23 1983.
Education and professional career
- 1917-1919 : Warsaw Polytechnic and University
- 1919-1920 : Kharkov University
- 1923 : Equivalence of bachelor's degree in mathematical sciences
- 1923 : Doctorate in mathematical sciences
- 1928-1929 : Lecturer at the Lille Faculty of Science
- 1929-1930 : Lecturer at the Clermont-Ferrand Faculty of Science
- 1930-1938 : Professor of differential and integral calculus, Clermont-Ferrand Faculty of Science
- 1938-1972 : Professor at the Collège de France, chair Mécanique analytique et mécanique céleste
Awards and honors
- 1928 : Francoeur Prize
- 1933 : Bordin Prize
- 1938 : Prix Poncelet (Académie des sciences)
- 1945 : Prix Petit d'Ormoy (Académie des sciences)
- 1948 : Knight of the Legion of Honor
- 1960 : Grand prix des sciences mathématiques et physiques