Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 12170

Lie Groups are Groups that are additionally smooth manifolds such that the multiplication and the inverse maps are smooth.

18 votes

Is there a Morse theory proof of the Bruhat decomposition?

Yes, there is! The best place I know where this is done are the initial sections of J. J. Duistermaat, J. A. C. Kolk, and V. S. Varadarajan. Functions, flows and oscillatory integrals on flag manifol …
Lucas Seco's user avatar
  • 1,123
8 votes

Origin of terms "flag", "flag manifold", "flag variety"?

@Jim, I always asked myself the same question. You say that the "notion of flag variety or flag manifold evolved from the older and still somewhat mysterious use of the term flag in projective geomet …
Lucas Seco's user avatar
  • 1,123
5 votes
0 answers
269 views

Fundamental group of compact globally symmetric spaces

The fundamental group of a globally symmetric space $M$ of compact type is known (see Loos [1], Borel [2]). The result can be formulated as follows: it is isomorphic to the quotient $$(*) \quad \pi_1( …
Lucas Seco's user avatar
  • 1,123