Charles Jean de la Vallée Poussin
Charles-Jean Étienne Gustave Nicolas, baron de la Vallée Poussin (French pronunciation: [ʃaʁl ʒɑ̃ etjɛn ɡystav nikɔla baʁɔ̃ də la vale pusɛ̃]; 14 August 1866 – 2 March 1962) was a Belgian mathematician. He is best known for proving the prime number theorem.
Baron Charles Jean de la Vallée Poussin | |
|---|---|
Poussin, c. 1900 | |
| Born | Charles-Jean Étienne Gustave Nicolas, baron de la Vallée Poussin 14 August 1866 Leuven, Belgium |
| Died | 2 March 1962 (aged 95) Watermael-Boitsfort, Brussels, Belgium |
| Citizenship | Belgium |
| Alma mater | Catholic University of Leuven (1834–1968) |
| Known for | Poussin graph Poussin summability Poussin theorem Prime number theorem |
| Awards | Poncelet Prize (1916) |
| Scientific career | |
| Fields | Mathematics |
| Institutions | Catholic University of Leuven (1834–1968) |
| Doctoral students | Georges Lemaître |
The King of Belgium ennobled him with the title of baron.
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