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1d
answered Colimit in the category of (all) simply transitive group actions
2d
answered Reference for $(\infty,1)$-Categories
Dec
12
answered About certain regular epimorphisms in a Grothendieck Topos
Dec
12
answered Module of differentials in the functorial approach to schemes and quasi-coherent modules
Dec
10
answered Geometric Homotopy as Chain Homotopy
Dec
4
answered Model structure on sSet
Dec
3
answered A category with arbitrary products, but not all limits, or finite limits not commuting with filtered colimits?
Dec
2
answered Pullbacks and pushouts in the category of graphs
Dec
1
answered Representable open immersion of functors is a monomorphism
Nov
30
answered Is it always the case that a free construction satisfies this universal property?
Nov
29
answered Example of endofunctor in Cat that is not a 2-functor.
Nov
28
answered Are varieties cocomplete?
Nov
28
answered Is there a special name or any research on Cartesian compact closed categories?
Nov
26
answered Are cofibrant/fibrant replacements homotopically unique?
Nov
22
answered Gpd as a presheaf category
Nov
20
answered Can the underlying set functor corresponding to an algebraic theory always be viewed as a model of that theory?
Nov
17
answered Colimits in full subcategory (of all monics) of arrow category
Nov
16
answered underlying set of direct limit not the direct limit of underlying sets
Nov
11
asked Bousfield–Kan spectral sequence for homotopy colimits
Oct
31
asked How much set theory does the category of sets remember?