Pierre Ossian Bonnet
Pierre Ossian Bonnet was a French mathematician. He made some important contributions to the differential geometry of surfaces, including the Gauss–Bonnet theorem.
22 December 1819
Born on the same birth date (22 December 1819): Franz Abt
Born on the same birth day (22 December): Danny Ahn • Dimitri Fampas • Frank Gambale • Franz Abt • James Burke (science historian) • Jean-Baptiste Maunier • John Hartle • Michaela Hončová • Patricia Hayes • Sandra Kalniete • Stéphane Gendron • Takuya Onishi • Wazir Mohammad
Born in the same month (December 1819): E. D. E. N. Southworth • Franz Abt • Jan Jakob Lodewijk ten Kate • John W. Geary • Theodor Fontane