Mathematician:Henry Roy Brahana
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Mathematician
American mathematician specializing in metabelian groups and related geometric structures.
Also known for his contributions towards solution of the Four Color Theorem.
Nationality
American
History
- Born: 16 August 1895 in Lowell, Vermont
- Died: 15 October 1972 in Dennis, Massachusetts
Publications
- Jul. - Aug., 1923: The Four-Color Problem (Amer. Math. Monthly Vol. 30, no. 5: pp. 234 – 243) www.jstor.org/stable/2299087