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Apr
21
revised Showing there is an exact sequence
Improved commutative diagrams
Apr
21
suggested approved edit on Showing there is an exact sequence
Apr
20
comment Covering dimension of the union
Your example should be {\rm Int} A rather than \rm{Int} A, since \rm doesn't take a parameter — it is simply a switch that changes the current font.
Apr
5
awarded  Convention
Feb
1
awarded  Quorum