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Skip
  • Member for 15 years, 5 months
  • Last seen more than 1 year ago
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answer
45
Has the Lie group E8 really been detected experimentally?
Dec 6, 2010
answer
17
Wanted: Quadratic Space in Characteristic 2 as a Counterexample to a Theorem of Arf
Jun 2, 2010
answer
12
Division algebras in which every proper subfield is maximal
Jun 23, 2010
answer
12
What is the Implicit Function Theorem good for?
Sep 8, 2010
answer
11
Beautiful descriptions of exceptional groups
Nov 4, 2013
answer
9
Is a 8-dimensional quadratic form recognized by its Lie algebra, modulo equivalence and scalar multiplication?
May 2, 2020
answer
8
How do Jordan algebras help one understand representations of exceptional Lie algebras?
Sep 27, 2010
answer
8
Occurrence of semi-spin groups
Dec 1, 2010
answer
8
reduced norm from degree 3 division algebra
May 11, 2016
answer
7
Root system automorphisms as inner automorphisms of extended Chevalley group
Nov 21, 2013