12

Answers
votes newest views recent
7
What is the Implicit Function Theorem good for?
23
Has the Lie group E8 really been detected experimentally?
16
Wanted: Quadratic Space in Characteristic 2 as a Counterexample to a Theorem of Arf
4
Which groups have only real and quaternionic irreducible representations?
4
Simplicity of (complex) orthogonal groups
7
Division algebras in which every proper subfield is maximal
2
For what reductive groups $G$ over $K$ are the inner forms classified by $H^1(K, G^{ad})$?
6
substitute for Serre’s twisting when the “twisting” is outer
7
How do Jordan algebras help one understand representations of exceptional Lie algebras?
3
Algebra with positive definite symmetrizing trace is semisimple.
5
Occurrence of semi-spin groups
2
Uniqueness of maximal subfields