André Gomes

Member for 5 years, 3 months
Last seen this week

Brazil

Network profile

Summary

Reputation

169

209
170
131

2021
2022
2023
2024

Top tag

lie-groups

Next privilege

200 Rep.

See reduced ads

Badges

1

8

Newest

Commentator

Next badge

0/1

Critic

Questions

View all 6 questions

3

Let $T$ be a maximal torus of $SU(k+1)$. Who is the normalizer $N(T)$ of $T$ in $O(2k+2)$?

Jul 3, 2020

2

Automorphisms of $G/Z(G)$ with $G$ simply connected

Feb 24, 2021

2

Show that if $\Theta$ is an infinitesimal weight of a real $T$-module $W$ ($T$ is a torus) then $-\Theta$ is also a weight

Jan 28, 2019

1

A compact Lie group $G$ acting on a compact Lie group $K$ transitively. Is there a $C$ such that $d(gx,gy)\leq Cd(x,y)$?

Jul 26, 2023

1

What does $\nabla^i f$ mean?

Oct 3, 2023

Answers

0

Let $G'\triangleleft G<\operatorname{Iso}(M)$ be a normal subgroup. A $G'$-stratum is the union of $G$-strata of lesser dimension

Jul 6, 2020

Tags

View all 12 tags

lie-groups

0

Score

6

posts

group-actions

0

Score

3

posts

isometry-groups

0

Score

2

posts

rt.representation-theory

0

Score

2

posts

automorphism-groups

0

Score

1

post

Reputation

This user has no recent positive reputation changes.

Badges

View all badges

This user doesn’t have any gold badges yet.

1

silver badge

Yearling

Jul 26

8

bronze badges

Cleanup

Jul 26
Promoter

Jul 31
Commentator

Oct 4

Accounts

2,115
14
27

187
6

169
1
8

113
1
5

Portuguese Language

101
1

Active bounties (0)

This user has no active bounties

Votes cast

15

upvotes

7

question votes

8

answer votes