Template:Selected anniversaries/December 18: Difference between revisions

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||1880 – Michel Chasles, French mathematician and academic (b. 1793)
||1880 – Michel Chasles, French mathematician and academic (b. 1793)


File:Georg Cantor diagonal argument.jpg|link=Georg Cantor|1889: Set theorist and crime-fighter [[Georg Cantor]] uses [[Gnomon algorithm]] to advance [[Set theory (nonfiction)|Set theory]] research.
|File:Georg Cantor diagonal argument.jpg|link=Georg Cantor|1889: Set theorist and crime-fighter [[Georg Cantor]] uses [[Gnomon algorithm]] to advance [[Set theory (nonfiction)|Set theory]] research.


||1890 – Edwin Howard Armstrong, American engineer, invented FM radio (d. 1954)
||1890 – Edwin Howard Armstrong, American engineer, invented FM radio (d. 1954)

Revision as of 20:42, 3 September 2017