François Viète

Viète or Vieta, François (fräNswäˈ vyĕt, vyātäˈ, vĪēˈtə) [key], 1540–1603, French mathematician. As a founder of modern algebra, he introduced the use of letters as algebraic symbols and correlated algebra with geometry and trigonometry. A prominent lawyer, he was attached for a time to the parliament of Brittany and served as privy councillor to Henry IV, for whom he decoded messages sent by Philip II of Spain to his soldiers in the Netherlands.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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