Rolle's theorem

\ ˈrȯlz- How to pronounce Rolle's theorem (audio) , ˈrōlz- \

Definition of Rolle's theorem

: a theorem in mathematics: if a curve is continuous, crosses the x-axis at two points, and has a tangent at every point between the two intercepts, its tangent is parallel to the x-axis at some point between the intercepts

First Known Use of Rolle's theorem

1858, in the meaning defined above

History and Etymology for Rolle's theorem

Michel Rolle †1719 French mathematician

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The first known use of Rolle's theorem was in 1858

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Dictionary Entries Near Rolle's theorem

roll down

Rolle's theorem

rolled barley

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Cite this Entry

“Rolle's theorem.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2021.

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