17

Answers
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18
Why is an injective quasi-coherent sheaf’s restriction to an open subset still an injective object?
16
Where does the splitting principle come from and does it generalize
12
Interdependence between A^1 homotopy theory and algebraic cobordism
11
In what topology DM stacks are stacks
11
Algebraic de Rham cohomology vs. analytic de Rham cohomology
9
Extraordinary cohomology as a derived functor?
8
Derived categories of (coherent) sheaves of modules: exceptional images, gluing, and proper descent?
8
Can Deligne-Mumford stacks be characterized by their restriction to a small subcategory?
8
characterization of cofibrations in CW-complexes with G-action
7
H-space structure on infinite projective spaces
6
Gerbes for a cyclic group. (or maybe G_m too)
6
Cyclic spaces and S^1-equivariant homotopy theory
6
Flatness of relative canonical bundle
6
Constructible sheaves and dg-modules
5
Whitehead Products without Base Points?
4
How ugly is the isomorphism R[GxH] = R[G] (X) R[H] for groups G, H?
3
Proving interesting theorems about S_n using its character table.