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About: James E. Humphreys     Goto   Sponge   NotDistinct   Permalink

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James Edward Humphreys (December 10, 1939 – August 27, 2020) was an American mathematician, who worked in algebraic groups, Lie groups, and Lie algebras and applications of these mathematical structures. He is known as the author of several mathematical texts, such as Introduction to Lie Algebras and Representation Theory and Reflection Groups and Coxeter Groups. Humphreys died weeks after contracting COVID-19 during the COVID-19 pandemic in Massachusetts.