Charles Jean de la Vallée-Poussin
Charles Jean de la Vallée-Poussin was born on August 14, 1866. See ranking, bio blurb, and everyone else born that day.
About 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. The King of Belgium ennobled him with the title of baron.