Question: Aleksandr Khinchin and Nikolai Chebotaryov were both what?
Sentence (from "Khinchin integral"): In mathematics, the Khinchin integral (sometimes spelled Khintchine integral), also known as the Denjoy–Khinchin integral, generalized Denjoy integral or wide Denjoy integral, is one of a number of definitions of the integral of a function.
Relevant evidence: No