Mathematician:Johann Heinrich Rahn

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Mathematician

Swiss mathematician credited with the first use of the division symbol, $\div$, also known as the obelus, and the therefore sign, $\therefore$.


Nationality

Swiss


History

  • Born: 10 March 1622 in Töss, Switzerland
  • Died: 25 May 1676 in Zürich, Switzerland


Publications


Also known as

The Latinised form of his name was Rhonius.


Sources