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.
Tatyana Velikanova Tatyana Mikhailovna Velikanova (Russian: Татья́на Миха́йловна Велика́нова , 3 February 1932, Moscow – 19 September 2002, Moscow) was a mathematician and Soviet dissident. A prominent member of the human rights movement in the Soviet Union, she was for a long while an editor of "A Chronicle of Current Events", its underground periodical.