Agustí Roig's user avatar
Agustí Roig's user avatar
Agustí Roig's user avatar
Agustí Roig
  • Member for 14 years, 5 months
  • Last seen more than 2 years ago
  • Barcelona, España
26 votes
5 answers
5k views

Stokes theorem for manifolds with corners?

14 votes
1 answer
3k views

Do homotopy groups "always" commute with filtered colimits?

12 votes
1 answer
1k views

Non standard (?) model category structure on (co)chain complexes.

12 votes
2 answers
799 views

global fibrations of simplicial sheaves

12 votes
1 answer
1k views

Mitchell's embedding theorem

8 votes
1 answer
282 views

Is the homology of $\Omega^2\Sigma^2X$ free as a Gerstenhaber algebra?

6 votes
1 answer
476 views

Non-commutative regular sequences and non-commutative Koszul complex

6 votes
3 answers
2k views

Mayer-Vietoris homotopy groups sequence of a pull-back of a fibration

5 votes
1 answer
876 views

colimits of spectral sequences

4 votes
0 answers
106 views

Amitsur cohomology and limits

3 votes
0 answers
140 views

Strict units in A-infinity algebras

3 votes
1 answer
327 views

A model for the framed little disks operad $f{\cal D}_n$ with arity one *equal* to $SO(n)$?

3 votes
2 answers
474 views

Is the first filtration Hausdorff?

3 votes
1 answer
661 views

Convergence of right half-plane spectral sequence bounded on the right

2 votes
1 answer
233 views

Colimit of intersections

2 votes
1 answer
616 views

vanishing theorems

1 vote
2 answers
647 views

Tot and colimits

1 vote
1 answer
109 views

Missing an elementary step about the frame of strings in Barr-Diaconescu theorem