Template:Selected anniversaries/January 11
1561: Didacus automaton uses Gnomon algorithm to communicate with Tony Hoare.
1711: Inventor and priest Bartolomeu de Gusmão collaborates with Didacus automaton on design of new airship.
1934: Computer scientist Tony Hoare born. He will go on to invent the quicksort algorithm, and make other contributions to computer science.
New class of crimes against mathematical constants targets vulnerable quicksort routines.
1569 – First recorded lottery in England.
1845 – Albert Victor Bäcklund, Swedish mathematician and physicist (d. 1912)
1906 – Albert Hofmann, Swiss chemist and academic, discoverer of LSD (d. 2008)
1941 – Emanuel Lasker, German mathematician, philosopher, and chess player (b. 1868)
2013 – Tom Parry Jones, Welsh chemist, invented the breathalyzer (b. 1935)