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Alexander Premet's user avatar
Alexander Premet's user avatar
Alexander Premet's user avatar
Alexander Premet
  • Member for 12 years, 6 months
  • Last seen more than a month ago
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answer
17
Failure of Jacobson-Morozov in positive characteristics
Aug 30, 2012
answer
16
Simple Lie algebras and Jordan decomposition
Jun 12, 2012
answer
13
Are S(g) and U(g) isomorphic as g-modules for g Lie algebra over F_p ? Are S(g)^g and U(g)^g isomorphic as com.algs ?
Jun 24, 2012
answer
12
finite dimensional irreducible representation of finite dimensional nilpotent Lie algebra
May 1, 2013
answer
11
About the map $S(\mathfrak{g}^ * )^G\rightarrow S(\mathfrak{h}^ * )^H$ for $H < G$
Sep 18, 2012
answer
10
For $\mathfrak g$ A Lie algebra of type $ E_7 $, $\mathfrak h $ a Cartan subalgebra and $\Delta$ the resulting root system, does $ Aut(\mathfrak g,\mathfrak h)\rightarrow Aut(\Delta) $ split over the Weyl group?
Sep 7, 2012
answer
10
Semisimplicity of Lie algebra in positive characteristic
Dec 21, 2016
answer
9
Commutativity and Kostant sections
Sep 20, 2012
answer
8
Irreducibility of fundamental Weyl modules
Oct 4, 2012
answer
8
Jacobson-Morozov theorem
Jul 13, 2015