Aleksei Pogorelov

Aleksei Vasilyevich Pogorelov (, ; 3 March 1919 – 17 December 2002), was a Soviet mathematician. Specialist in the field of convex and differential geometry, geometric PDEs and elastic shells theory, the author of the novel school textbook on geometry and university textbooks on analytical geometry, on differential geometry, and on foundations of geometry.

Pogorelov's uniqueness theorem and the Alexandrov–Pogorelov theorem are named after him. Provided by Wikipedia