Alexey Andreyevich Lyapunov (Russian: Алексе́й Андре́евич Ляпуно́в; 8 October 1911 – 23 June 1973) was a Soviet mathematician and an early pioneer of computer science.
In 1928, Lyapunov enrolled at Moscow State University to study mathematics, and in 1932 he became a student of Nikolai Luzin.
Keldysh Institute of Applied Mathematics) he suggested Lyapunov to lead its work on programming.
At Novosibirsk State University, he founded the Department of Theoretical Cybernetics and the Laboratory of Cybernetics at the Institute of Hydrodynamics of the Siberian Division of the Academy of Sciences of the Soviet Union (now the Lavrentiev Institute of Hydrodynamics) which he led until the end of his life.
In 1964, Lyapunov was elected a member of the Academy of Sciences of the Soviet Union and joined the Division of Mathematics.