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Grigori Perelman

What is grigori perelman?

· Sarah Mitchell

Key facts

Full name Grigori Yakovlevich Perelman[1]
Born 13 June 1966[1]
Birthplace Leningrad, Soviet Union[1]
Nationality Russian[1]
Known for Poincaré conjecture[1]
Award Fields Medal, declined in 2006[1]

Grigori Perelman is a Russian mathematician famous for proving the Poincaré conjecture and refusing major honors, including the Fields Medal in 2006.

Context

Grigori Perelman is a Russian mathematician known for proving the Poincaré conjecture and for refusing major honors afterward, including the Fields Medal in 2006. He was born in 1966 in the U.S.S.R. and identifies him as a mathematician whose work also related to William Thurston’s geometrization conjecture [1].

Documented claims

  • He was awarded and declined the Fields Medal in 2006 for work on the Poincaré conjecture and geometrization conjecture. [1]
  • He refused to accept a Fields Medal and the Clay Prize. [2]
  • He had left academia in 2003 and apparently had abandoned mathematics. [1]
  • He is also known for contributions to geometric analysis, Riemannian geometry, and geometric topology. [3]

Questions and answers

Why did Grigori Perelman refuse $1 million?

He refused to accept a Fields Medal and the Clay Prize [2].

Where is Grigori Perelman today?

He had left academia in 2003 and apparently had abandoned mathematics [1].

Sources

  1. Grigori Perelman | Biography & Facts — britannica.com (retrieved August 3, 2026)
  2. Grigori Yakovlevich Perelman (1966 - ) - Biography — mathshistory.st-andrews.ac.uk (retrieved August 3, 2026)
  3. 35 Facts About Grigori Perelman | FactSnippet — factsnippet.com (retrieved August 3, 2026)

Sources last checked August 3, 2026. · More in People