deaths

Maria Gaetana Agnesi, Italian mathematician and philosopher (born 1718)

Historical image related to Maria Gaetana Agnesi, Italian mathematician and philosopher (born 1718) from January 9, 1799

Maria Gaetana Agnesi

Italian mathematician and philanthropist (1718–1799)

Maria Gaetana Agnesi was an Italian mathematician, philosopher, theologian, and humanitarian. She was the first woman to write a mathematics handbook, the first woman appointed as a mathematics professor at a university and the second woman appointed as a professor overall.
Source: Wikipedia (CC BY-SA)

January 9

Day of the year

January 9 is the ninth day of the year in the Gregorian calendar; 356 days remain until the end of the year.
Source: Wikipedia (CC BY-SA)