MacTutor
Mathematicians Of The Day
4th December
On this day in 1930, Wolfgang Pauli first mentioned in a letter his theoretical evidence that conservation laws required the existence of a new particle which he proposed to call the "neutron". Pauli's particle was named the "neutrino" by Fermi in 1934 and it was later found experimentally.
Click on Ⓟ for a poster.
Born:
- 1795: Thomas Carlyle Ⓟ
- 1806: John T Graves Ⓟ
- 1870: Ion Ionescu Ⓟ
- 1886: Ludwig Bieberbach Ⓟ
- 1890: Harry Carver Ⓟ
- 1938: George E Andrews Ⓟ
Died:
- 1131: Omar Khayyam Ⓟ
- 1574: Georg Joachim Rheticus Ⓟ
- 1679: Thomas Hobbes Ⓟ
- 1934: Horace Lamb Ⓟ
- 1943: Charles Henry Rowe
- 1992: Eižens Leimanis Ⓟ
- 2020: Anatoly Mykhailovych Samoilenko Ⓟ
Quotation of the day
From Thomas Carlyle
When the oak is felled the whole forest echoes with its fall, but a hundred acorns are downed in silence by an unnoticed breeze.
