CalendarZ

  1. Home
  2. On This Day
  3. March
  4. 20
  5. Alfréd Rényi

Births on March 20

1921Mar, 20

Alfréd Rényi

Alfréd Rényi, Hungarian mathematician and theorist (d. 1970)
Alfréd Rényi (20 March 1921 – 1 February 1970) was a Hungarian mathematician known for his work in probability theory, though he also made contributions in combinatorics, graph theory, and number theory.

References

Choose Another Date

Events on 1921

  • 15Feb

    Helsinki

    Kingdom of Romania establishes its legation in Helsinki.
  • 20Mar

    Versailles Treaty

    The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
  • 11Jul

    William Howard Taft

    Former President of the United States William Howard Taft is sworn in as 10th Chief Justice of the U.S. Supreme Court, becoming the only person ever to hold both offices.
  • 29Oct

    Sacco and Vanzetti

    United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
  • 11Nov

    Arlington National Cemetery

    The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.