Mathematician:Michel Rolle

Mathematician

French mathematician best known for Rolle's Theorem.

Also noted for popularising the $n$th root sign.

The usage of $\sqrt [n] x$ had earlier been suggested by Albert Girard.

Nationality

French

History

• Born: 21 April 1652 in Ambert, Basse-Auvergne, France
• 1675: Moved to Paris
• 1685: Elected to Académie Royale des Sciences
• 1699: Became Pensionnaire Géometre of the Académie
• Died: 8 November 1719 in Paris, France

Theorems

• Rolle's Theorem

Results named for Michel Rolle can be found here.

Publications

• 1690: Traité d'Algèbre
• 1691: Démonstration d'une Méthode pour resoudre les Egalitez de tous les degrez

Sources

• John J. O'Connor and Edmund F. Robertson: "Michel Rolle": MacTutor History of Mathematics archive

• 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): Rolle, Michel (1652-1719)