Ricardo Andrade's user avatar
Ricardo Andrade's user avatar
Ricardo Andrade's user avatar
Ricardo Andrade
  • Member for 12 years, 1 month
  • Last seen more than 8 years ago
34 votes
1 answer
4k views

Strong Whitney embedding theorem for non-compact manifolds

30 votes
4 answers
3k views

Is the space of diffeomorphisms homotopy equivalent to a CW-complex?

13 votes
2 answers
2k views

Well-pointed space which is not locally contractible

16 votes
2 answers
2k views

homotopy type of embeddings versus diffeomorphisms

20 votes
1 answer
1k views

isotopy inverse embeddings vs. diffeomorphisms

40 votes
0 answers
1k views

Homotopy type of TOP(4)/PL(4)

10 votes
1 answer
827 views

finite complex with non-finitely generated homology with local coefficients

3 votes
2 answers
692 views

Finitely cocomplete categories of compact Hausdorff spaces

5 votes
1 answer
298 views

flat maps of monoids which are not localizations

2 votes
1 answer
205 views

Realizability of extensions of a free oriented matroid by an independent set