About Joseph Liouville
Joseph Liouville, French mathematician and academic (died 1882) Liouville founded the Journal de Mathématiques Pures et Appliquées (which retains its high reputation up to today) in order to promote other mathematicians' work. In number theory, he was the first to prove the existence of transcendental numbers; he used a construction with continued fractions (Liouville numbers). Liouville was also involved in politics for some time, and he became a member of the Constituting Assembly in 1848.
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