[Rolle's theorem] n [Michel Rolle d. 1719 Fr. mathematician] (ca. 1891): 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
ROLLE'S THEOREM
Meaning of ROLLE'S THEOREM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012