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seen Mar 24 at 13:51
Graduate student. Interested in representation theory, geometry and related topics.

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24
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awarded  Generalist
Mar
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awarded  Popular Question
Mar
24
comment Closed orbits of complete flags in $\mathbb{C}^n$
Yes, $O(n)$ here is really $O(\mathbb C^n, B)$, as stated in the OP.
Mar
24
comment Closed orbits of complete flags in $\mathbb{C}^n$
@Mariano: No, it's not: if $g$ is in $O(2)$ then $g \cdot i = (\det g) i = \pm i$.
Mar
24
revised Closed orbits of complete flags in $\mathbb{C}^n$
deleted 24 characters in body
Mar
24
answered Closed orbits of complete flags in $\mathbb{C}^n$
Mar
9
answered Is a semisimple conjugacy class closed?
Feb
8
awarded  Nice Answer
Jan
21
answered Why study CM abelian varieties?
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1
awarded  Notable Question
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awarded  Enlightened
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awarded  Nice Answer
Nov
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comment Centralizers of one parameter subgroups in semi-simple Lie groups
Very nice $ \ $
Nov
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answered Is SL_n of an order in a number ring finite-index in SL_n of the number ring?
Nov
2
answered Idelic Artin map
Nov
2
answered Geometric structure of flag manifolds, Borel -Weil-Bott theorem
Oct
30
answered History of Koszul complex