WordReference Random House Unabridged Dictionary of American English © 2025
L'Hospital's′ rule′, [Math.]
- Mathematicsthe theorem that for the quotient of two functions satisfying certain conditions on a given closed interval, each having infinite limit or zero as limit at a given point, the limit of the quotient at the given point is equal to the limit of the quotient of the derivatives of each function.
- named after German. French. A. Latin'Hospital