What is Richard K. Guy?
{{Infobox scientist | name = Richard K. Guy | birth_name = Richard Kenneth Guy | image = Richard K Guy 2005.jpg | image_size = 250px | birth_date = {{birth date|df=yes|1916|09|30}} | birth_place = [[Nuneaton]], [[Warwickshire]], England | residence = | nationality = British/Canadian | death_date = {{death date and age|df=yes|2020|03|09|1916|09|30}} | death_place = [[Calgary]], [[Alberta]], Canada | field = [[Mathematics]] | work_institutions = [[University of Calgary]] | alma_mater = [[Gonville and Caius College, Cambridge]]<br>Cambridge [BA 1938, MA 1941] | doctoral_advisor = | doctoral_students = | thesis_title = | thesis_url = | thesis_year = | known_for = [[number theory]]<br>[[geometry]]<br>[[Recreational mathematics]]<br>[[Strong Law of Small Numbers]]<br>[[unistable polyhedron]] | prizes = | footnotes = | website = [http://math.ucalgary.ca/math_unitis/profiles/richard-guy University of Calgary: Richard Guy]}} '''Richard Kenneth Guy''' (30 September 1916 &ndash; 9 March 2020) was a British-Canadian mathematician. He was [[professor emeritus]] in the Department of [[Mathematics]] at the [[University of Calgary]].<ref>Albers & Alexanderson (2011) p. 320</ref> Guy was known for his work in [[number theory]], [[geometry]], [[recreational mathematics]], [[combinatorics]], and [[graph theory]].<ref>MMA (2016)</ref><ref>Author biography from ''Winning Ways for your Mathematical Plays'', Vol. I, 2nd ed., AK Peters, 2001.</ref> He is best known for co-authorship (with [[John Horton Conway|John Conway]] and [[Elwyn Berlekamp]]) of ''[[Winning Ways for your Mathematical Plays]]'' and authorship of ''Unsolved Problems in Number Theory''.<ref>Roberts (2016)</ref> He also published over 300 papers.<ref>Scott (2012) p. 29</ref> Guy died on 9 March 2020 in [[Calgary]], [[Alberta]], aged 103.<ref>[https://aperiodical.com/2020/03/richard-k-guy-1916-2020/ Richard K. Guy (1916–2020)]</ref> ==References== {{reflist}} {{DEFAULTSORT:Guy, Richard K.}} [[Category:1916 births]] [[Category:2020 deaths]] [[Category:Britis