15

Answers
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3
Connected groupoids and action groupoids
3
How should one understand orbifold fundamental groups?
5
Are subfunctors of left exact functors also left exact?
6
Are Lurie’s operads special SMCs?
3
problems from the scottish book
3
realization of maps between classifying spaces of categories
3
Simplicial sets from bisimplicial sets, and their realisations.
1
Algorithmically unsolvable problems in topology
12
In which situations can one see that topological spaces are ill-behaved from the homotopical viewpoint?
5
How should I think of the $\infty$-category of spectra?
0
Topological sort of partial order into sorted sets
1
Nerves of (braided or symmetric) monoidal categories
1
eBook readers for mathematics
29
Connectedness and the real line
7
Why are local systems and representations of the fundamental group equivalent