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user717
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question
81
What is a cohomology theory (seriously)?
Nov 19, 2009
question
46
Universal definition of tangent spaces (for schemes and manifolds)
Nov 4, 2009
question
37
Why is Milnor K-theory not ad hoc?
Nov 5, 2009
question
36
Definitions of Hecke algebras
Nov 7, 2009
answer
31
Why are flat morphisms "flat?"
Nov 25, 2009
question
28
How can I really motivate the Zariski topology on a scheme?
Dec 8, 2009
question
26
Errata database?
Oct 28, 2009
answer
18
Closed vs Rational Points on Schemes
Feb 2, 2010
answer
17
Preschemes and schemes
Jan 10, 2010
question
15
How can I conclude that I live in a solar system?
Feb 6, 2010

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