MathOverflow
soulphysics's user avatar
soulphysics's user avatar
soulphysics's user avatar
soulphysics
  • Member for 13 years, 9 months
  • Last seen more than 3 years ago
Profile Activity
Stats
647
reputation
14k
reached
2
answers
6
questions
Communities
View all
About

General interests in math, physics, philosophy.

Badges
View all badges
This user doesn’t have any gold badges yet.
4
silver badges
14
bronze badges
Top tags
View all tags
15
Score
1
Posts
12
Posts %
15
Score
1
Posts
12
Posts %
15
Score
1
Posts
12
Posts %
0
Score
2
Posts
25
Posts %
0
Score
2
Posts
25
Posts %
0
Score
2
Posts
25
Posts %
Top posts
question
19
What is the outer automorphism group of SU(n)?
Sep 30, 2010
answer
15
Why are they called isothermal coordinates?
Jul 16, 2010
question
9
Classical analogue of the Stone-von Neumann Theorem?
Oct 19, 2011
question
4
When do commuting Hamiltonian flows have commuting generators?
Jun 1, 2012
question
3
How big is the center of an orthogonal group?
Jul 16, 2010
answer
3
Counterexamples in PDE
Jan 8, 2013
question
2
Do unitary bijections act invariantly on irreducible representations?
Feb 9, 2011
question
1
Is exp(rA) = (exp(A))^r for real r and A in a Banach space?
Dec 24, 2010
Top network posts
View all network posts
13
What is the oldest open problem in geometry?
11
Is "now" or "the present moment" properly defined in GR?
9
When do isometries commute with the compatible derivative operator on a semi-Riemannian manifold?
8
When do isometries commute with the compatible derivative operator on a semi-Riemannian manifold?
7
Does a 4-current J determine a unique maxwell-faraday F tensor up to isometry?