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Top Questions
9
votes
$\mathrm{Ext}^n(\mathcal F, i_*\mathcal G) =\mathrm{Ext}^n(i^*\mathcal F,\mathcal G)$?
algebraic-geometry
asked Nov 27 '11 at 18:33
math.stackexchange.com
8
votes
étale cohomology
algebraic-geometry
etale-cohomology
asked Oct 31 '11 at 16:24
math.stackexchange.com
6
votes
effective Cartier divisor is trivial
algebraic-geometry
asked Jun 1 '11 at 19:14
math.stackexchange.com
5
votes
showing locally that a diagram commutes
algebraic-geometry
commutative-algebra
asked Jan 15 '11 at 12:40
math.stackexchange.com
5
votes
$\operatorname{Hom}(Z_p, Z_p) = Z_p$?
group-theory
asked Sep 27 '11 at 11:56
math.stackexchange.com
Top Answers
11
What are the least sets of generators for $S_n$
math.stackexchange.com
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