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John Stalfos
  • Member for 9 years, 4 months
  • Last seen more than 7 years ago
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I am a grad student with a nom de guerre, looking towards the broad field of Arithmetic Geometry. I am currently reading Milne's notes on Etale Cohomology and also skimming back and forth through sections of Cornell Silverman.

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4
Awfully sophisticated proof for simple facts
Nov 9 '12
2
counterexample related to Chevalley's Theorem
Jun 20 '13
1
Is there a scheme corresponding to the unit interval?
Jun 16 '13
1
What was the original/historical motivation for introducing Grothendieck (pre-)topologies
Sep 28 '13
1
Can one characterize those sheaves which have Hausdorff etale spaces?
Oct 16 '12
0
Dominant morphism of Affine Scheme
Jun 19 '13
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7
When does a sheaf exist with prescribed stalks?
5
Finding the homology group of $H_n (X,A)$ when $A$ is a finite set of points
5
Epimorphism of sheaves of rings
5
give a counterexample of monoid

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