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Richard K. Guy

Richard Kenneth Guy (30 September 1916 – 9 March 2020) was a British mathematician. He was a professor in the Department of Mathematics at the University of Calgary.[1] He is known for his work in number theory, geometry, recreational mathematics, combinatorics, and graph theory.[2][3] He is best known for co-authorship (with John Conway and Elwyn Berlekamp) of Winning Ways for your Mathematical Plays and authorship of Unsolved Problems in Number Theory.[4] He published more than 300 scholarly articles.[5] Guy proposed the partially tongue-in-cheek "strong law of small numbers", which says there are not enough small integers available for the many tasks assigned to them – thus explaining many coincidences and patterns found among numerous cultures.[6] For this paper he received the MAA Lester R. Ford Award.[7]

"Richard Guy" redirects here. For other people named Richard Guy, see Richard Guy (disambiguation).

Richard K. Guy

Richard Kenneth Guy

(1916-09-30)30 September 1916
Nuneaton, England

9 March 2020(2020-03-09) (aged 103)

Calgary, Alberta, Canada

British/Canadian

Gonville and Caius College, Cambridge
(B.A. in 1938, M.A. in 1941)

Biography[edit]

Early life[edit]

Guy was born 30 September 1916 in Nuneaton, Warwickshire, England, to Adeline Augusta Tanner and William Alexander Charles Guy. Both of his parents were teachers, rising to the rank of headmistress and headmaster, respectively. He attended Warwick School for Boys, the third oldest school in Britain, but was not enthusiastic about most of the curriculum. He was good at sports and excelled in mathematics. At the age of 17 he read Dickson's History of the Theory of Numbers. He said it was better than "the whole works of Shakespeare", solidifying his lifelong interest in mathematics.[8]


In 1935 Guy entered Gonville and Caius College, Cambridge, as a result of winning several scholarships. To win the most important of these he had to travel to Cambridge and write exams for two days. His interest in games began while at Cambridge where he became an avid composer of chess problems.[9] In 1938, he was graduated with a second-class honours degree; he would later state that his failure to get a first may have been related to his obsession with chess.[10] Although his parents strongly advised against it, Guy decided to become a teacher and got a teaching diploma at the University of Birmingham. He met his future wife, Nancy Louise Thirian, through her brother Michael, who was a fellow scholarship winner at Gonville and Caius. He and Louise shared loves of mountain climbing and dancing. They married in December 1940.

War years[edit]

In November 1942, Guy received an emergency commission in the Meteorological Branch of the Royal Air Force, with the rank of flight lieutenant.[11] He was posted to Reykjavík, and later to Bermuda, as a meteorologist. He tried to get permission for Louise to join him but was refused. While in Iceland, he did some glacier travel, skiing, and mountain climbing, marking the beginning of another long love affair, this one with snow and ice.[12] When Guy returned to England after the war, he went back to teaching, this time at Stockport Grammar School, but stayed only two years. In 1947 the family moved to London, where he got a job teaching mathematics at Goldsmiths' College.[13]

1975 (with ) Optimal coverings of the square, North-Holland, Amsterdam, OCLC Number: 897757276.

John L. Selfridge

1976 Packing [1, n] with solutions of ax + by = cz — the unity of combinatorics Atti dei Conv. Lincei, 17, Tomo II, 173–179

1981 Unsolved problems in number theory, Springer-Verlag in New York,  0-387-90593-6

ISBN

1982 Sets of integers whose subsets have distinct sums, North-Holland, OCLC Number: 897757256.

1982 (with and John H. Conway) Winning Ways for your Mathematical Plays, Academic Press, ISBN 0120911507.

Elwyn Berlekamp

1987 Six phases for the eight-lambdas and eight-deltas configurations, North-Holland, OCLC Number: 897693235.

1989 Fair game how to play impartial combinatorial games, COMAP in Arlington, MA,  0912843160.

ISBN

1991 Graphs and the strong law of small numbers in 'Graph Theory, Combinatorics, and Applications, Wiley, OCLC Number: 897682607.  9780471532194

ISBN

1994 (with Hallard T. Croft and ) Unsolved problems in geometry, Springer-Verlag, ISBN 0387975063.

Kenneth Falconer

1996 (with ) The book of numbers, Copernicus, ISBN 9780387979939.

John H. Conway

2002 (with Paul Vaderlind and Loren C. Larson) The inquisitive problem solver, Mathematical Association of America,  0883858061.

ISBN

2020 (with ) The Unity of Combinatorics, Mathematical Association of America, ISBN 978-1-4704-5279-7

Ezra A. Brown

author profile on MathSciNet

Richard K. Guy

Personal web page

at the Mathematics Genealogy Project

Richard K. Guy

Granville, Andrew; Pomerance, Carl (April 2022). (PDF). Notices of the American Mathematical Society. 69 (4): 574–585. doi:10.1090/noti2456.

"The Man Who Loved Problems: Richard K. Guy"