MacTutor

Mathematicians Of The Day

3rd January

Born:

• 1777: Louis Poinsot (poster)
• 1788: Enno Heeren Dirksen
• 1917: Yurii Alekseevich Mitropolskii (poster)
• 1921: Jean-Louis Koszul (poster)
• 1924: Clive William Kilmister (poster)
• 1926: David Spence (poster)

Died:

• 1641: Jeremiah Horrocks (poster)
• 1891: John Casey (poster)
• 1892: Heinrich Schröter (poster)
• 1912: Jacob Amsler (poster)
• 1920: Zygmunt Janiszewski (poster)
• 1927: Carl Runge (poster)
• 1960: Georges Darmois (poster)
• 1989: Sergei Sobolev (poster)
• 2011: Anatolii Volodymyrovych Skorokhod (poster)

Quotation of the day

From Louis Poinsot

Everyone makes for himself a clear idea of the motion of a point, that is to say, of the motion of a corpuscle which one supposes to be infinitely small, and which one reduces by thought in some way to a mathematical point.