Pavel Sergeevich Alexandrov Guide, Meaning , Facts, Information and Description
Pavel Sergeevich Alexandrov (Па́вел Серге́евич Алекса́ндров) (born May 7, 1896 - died November 16, 1982) was a Russian mathematician. He wrote about 300 papers, making important contributions to set theory and topology.Member of the Russian Academy of Sciences since 1953.
(His name is alternatively Romanized as Alexandroff or Aleksandrov.)