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Jim Humphreys's user avatar
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Jim Humphreys
  • Member for 14 years, 9 months
  • Last seen more than 7 years ago
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Jim Humphreys (1939-2020)

More-or-less retired professor at UMass Amherst. Basically an algebraist with interests in Lie theory, specifically representation theory and related algebraic geometry.
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85
Motivating the Casimir element
73
What are "classical groups"?
65
Origin of terms "flag", "flag manifold", "flag variety"?
52
Is Galois theory necessary (in a basic graduate algebra course)?
51
Books you would like to read (if somebody would just write them…)