H. Arponen

287

Reputation

176 views

Registered User

Name	H. Arponen
Member for	1 year
Seen	May 18 at 18:37
Website	sites.google.com/site/heikkialeksiarponen
Location	Finland
Age

stats recent reputation favorites

votes newest views recent

10

24

votes

4

answers

1k

views

Extending a diffeomorphism of S^2 to D^3

differential-topology gt.geometric-topology

feb 25 at 16:46 Tom Goodwillie 26.8k●2●60●110

15

22

votes

3

answers

2k

views

(How) is category theory actually useful in actual physics?

ct.category-theory mp.mathematical-physics

aug 8 10 at 10:40 Konrad Waldorf 1,905●1●13●15

2

5

votes

1

answer

460

views

ANOTHER Exterior differential system on $SO(3;\mathbb R) \times \mathbb R$

exterior-algebra differentials differential-equations lie-groups manifolds

dec 13 at 19:29 Robert Bryant 21.8k●3●75●97

2

3

votes

3

answers

306

views

Recovering a Lie algebra from its affine Lie algebra

lie-algebras

may 11 at 9:45 Pasha Zusmanovich 1,678●6●12

1

2

votes

1

answer

267

views

Variant of the Riemann Mapping Theorem for $Conf(\mathbb H^2)$?

lie-groups conformal-geometry infinite-dimensional complex-analysis dg.differential-geometry

mar 24 at 14:17 Robert Bryant 21.8k●3●75●97