A

David

Darling

Guy, Richard Kenneth (1916–2020)

Richard Guy was a British-born mathematician who is professor emeritus of mathematics at the University of Calgary, Canada, and an expert in combinatorics and in number theory. Guy was the author of more than 250 papers and 10 books, including (as a coauthor) the game theory classic Winning Ways. He was an editor of the "Problems" section of the American Mathematical Monthly since 1971.