On This Day ...
Important events from the history of math that happened on this day:
Choose a day and month and click the button to see events from history for that day.
January 12th
| 1665 | Pierre de Fermat died in Castres, France. He is most famous for his conjecture known as Fermat's Last Theorem, proved by British mathematician Andrew Wiles during the 1990s.
More information about: Pierre de Fermat Andrew Wiles |
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| 1721 | John Hadley showed up at a meeting of the Royal Society with a reflecting telescope six feet long that magnified 200 times and was made according to Newton's plan.
More information about: John Hadley Hadley's Reflector |
| 1820 | Founding of the Royal Astronomical Sociey of England. Charles Babbage was one of the founding members.
More information about: Royal Astronomical Society Charles Babbage |
| 1853 | Gregorio Ricci-Curbastro born in Lugo, Italy. He invented absolute differential calculus.
More information about: Gregorio Ricci-Curbastro |
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