MacTutor
Mathematicians Of The Day
22nd April
On this day in 1715 (old style), the first total solar eclipse visible in London for 500 years took place. Halley predicted its timing to within four minutes and observed it in London with 3 minutes 33 seconds of totality.
Click on Ⓟ for a poster.
Born:
- 1592: Wilhelm Schickard Ⓟ
- 1811: Otto Hesse Ⓟ
- 1830: Thomas Hirst Ⓟ
- 1861: Emil Müller
- 1884: David Enskog Ⓟ
- 1887: Harald Bohr Ⓟ
- 1891: Harold Jeffreys Ⓟ
- 1903: Taro Morishima Ⓟ
- 1910: Norman Steenrod Ⓟ
- 1929: Michael Atiyah Ⓟ
- 1933: John Frankland Rigby Ⓟ
- 1934: Ene-Margit Tiit Ⓟ
- 1935: Bhama Srinivasan Ⓟ
- 1946: Paul Davies Ⓟ
Died:
- 1945: Wilhelm Cauer Ⓟ
- 1945: Jacques Feldbau Ⓟ
- 1948: Herbert Richmond Ⓟ
- 1994: Rolando Chuaqui Ⓟ
- 2008: Tom Whiteside Ⓟ
Quotation of the day
From Michael Atiyah
Algebra is the offer made by the devil to the mathematician. The devil says: "I will give you this powerful machine, it will answer any question you like. All you need to do is give me your soul: give up geometry and you will have this marvellous machine."
