Reputation
46,041
Next tag badge:
94/100 score
27/20 answers
Badges
2 60 137
Newest
 Announcer
Impact
~405k people reached

2d
answered Is it possible to delete undesired identifications in algebraic structures?
Sep
1
answered Categories with some but not all exponentials
Aug
24
answered When does Sheafification commute with direct image?
Aug
20
answered A question on a property of geometric morphisms related to locales.
Aug
18
answered Translation of 'morphisme net'?
Aug
13
answered Is this assignment of the topos of sheaves functorial?
Aug
6
answered This is just the Eilenberg-Moore category, right?
Aug
6
answered Construction of a ring from a category
Jul
30
asked What are the universally effective epimorphisms of topological spaces?
Jul
28
answered Is taking projective closure a functor?
Jul
27
answered Does the inverse image sheaf have a left adjoint for $\mathsf{Set}$-valued sheaves?
Jul
27
answered Does an equivalence of $G$-sets and $H$-sets imply an isomorphism of $G$ and $H$?
Jul
6
answered Inverse image sheaf functor: proving $(f^\ast P)_x=P_{f(x)}$
Jul
3
answered Intuitionistic Proof of $(a \Rightarrow b) \Rightarrow (\lnot b \Rightarrow \lnot a)$
Jul
1
answered Category of Sets and Bag-valued functions
Jun
29
answered Group action on a category
Jun
28
answered Compact objects in Ind-categories
Jun
28
answered Category with coproducts generated by an endomorphism
Jun
24
answered base change of an equivalence relation of fppf sheaves
Jun
23
answered What's so special about the grounded poset of cardinality $2$?