His two-volume monograph on the solution of linear differential and integral equations by the method of moments was translated c. 1938–1942 by John Vincent Atanasoff who found this work useful in his computer-project (Atanasoff–Berry computer).

[1] His student Klavdiya Latysheva was the first Ukrainian woman to obtain a doctorate in the mathematical and physical sciences (1936).

[2][3] Kravchuk held a mathematics chair at the Kyiv Polytechnic Institute.

His course listeners included Sergey Korolev, Arkhip Lyulka, and Vladimir Chelomei, future leading rocket and jet engine designers.

Kravchuk was arrested by the Soviet secret police on February 23, 1938 on political and spying charges.