Which Soviet mathematician was interrogated by the KGB as a result of his or her work, Sergei Novikov or Bella Subbotovskaya?
Sergei Novikov (mathematician) Sergei Petrovich Novikov (also Serguei) (Russian: Серге́й Петро́вич Но́виков) (born 20 March 1938) is a Soviet and Russian mathematician, noted for work in both algebraic topology and soliton theory. In 1970, he won the Fields Medal.
Yuri Zhuravlyov (mathematician) Yuri Ivanovich Zhuravlyov (Russian: Юрий Иванович Журавлёв ; born 14 January 1935 in Voronezh) is a Russian mathematician specializing in the algebraic theory of algorithms. His research in applied mathematics and computer science has become foundational for a number of specialties within discrete mathematics, pattern recognition, and predictive analysis. Zhuravlev is a full member of the Russian Academy of Sciences and the chairman of its "Applied Mathematics and Informatics" section. He is also the Editor-in-Chief of the international journal "Pattern Recognition and Image Analysis".