MacTutor
Mathematicians Of The Day
24th May
On this day in 997, Al-Biruni in Kath and Abul-Wafa in Baghdad simultaneously watched a lunar eclipse. The time obtained by this prearranged cooperation allowed them to determine the difference in longitude between the cities.
The postage stamp of one of today's mathematicians at THIS LINK was issued in 1923.
The postage stamp of one of today's mathematicians at THIS LINK was issued in 1923.
Click on Ⓟ for a poster.
Born:
- 1794: William Whewell Ⓟ
- 1820: William Chauvenet Ⓟ
- 1859: Giulio Vivanti Ⓟ
- 1888: Giovanni Sansone Ⓟ
- 1903: Władysław Orlicz Ⓟ
- 1909: Karl Heinrich Weise Ⓟ
- 1914: Federico Cafiero Ⓟ
- 1924: Jacques Dixmier Ⓟ
- 1932: Gilberto Loibel Ⓟ
Died:
- 1543: Nicolaus Copernicus Ⓟ
- 1843: Sylvestre Lacroix Ⓟ
- 1896: Luigi Menabrea Ⓟ
- 1912: Heinrich Friedrich Weber Ⓟ
- 1976: John Evelyn Ⓟ
Quotation of the day
From Władysław Orlicz
Mathematics is a free flow of thoughts and concepts which a mathematician, in the same way as a musician does with the tones of music and a poet with words, puts together into theorems and theories.
Theorem of the day from Robin Whitty