40

Questions

4
14
votes
2
answers
775
views

Invariants for the exceptional complex simple Lie algebra $F_4$

dec 28 at 18:11 Abdelmalek Abdesselam 2,251417

3
9
votes
4
answers
407
views

Type of 26-dimensional representation of different real forms of the complex simple Lie algebra $F_4$

may 10 12 at 7:10 robot 1,647312

2
7
votes
2
answers
420
views

Lie groups acting transitively (and isometrically) on anti de Sitter spaces

dec 8 11 at 9:08 Anton Galaev 764

7
12
votes
1
answer
826
views

Isometry group of a homogeneous space

oct 2 11 at 21:20 José Figueroa-O'Farrill 19k23193

2
5
votes
0
answers
348
views

Has anyone seen this Hitchin-like system?

jul 13 11 at 14:15 José Figueroa-O'Farrill 19k23193

2
3
votes
3
answers
428
views

Names of noncompact riemannian symmetric spaces?

apr 21 11 at 12:37 David Bar Moshe 2,86367

3
11
votes
2
answers
412
views

Are the associative grassmannian and the quaternionic projective plane diffeomorphic?

apr 14 11 at 1:43 Allen Knutson 12.3k12364

4
11
votes
1
answer
557
views

Is there an alternative characterisation of vector bundles with vanishing characteristic classes?

apr 1 11 at 0:02 Dan Ramras 3,73121626

4
12
votes
1
answer
504
views

For which categories does one have a Goursat Lemma?

nov 20 10 at 3:43 Steve Lack 1,739711

1
0
votes
2
answers
269
views

Is this a pre-ordered commutative semigroup?

oct 18 10 at 15:41 Stines 2113

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