Mathematics
Nikolas Kuhn's user avatar
Nikolas Kuhn's user avatar
Nikolas Kuhn's user avatar
Nikolas Kuhn
  • Member for 9 years, 10 months
  • Last seen more than a week ago
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8
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All Questions Answers
Score Newest
question
23
Hartshorne Ex. II 1.16 b) Flasque sheaves and exact sequences
Nov 17, 2014
answer
15
Bijection between Extensions and Ext (Weibel Theorem 3.4.3)
Mar 13, 2016
question
12
Are those two ways to relate Extensions to Ext equivalent?
Mar 5, 2016
question
9
Does "locally connected and path-connected" imply locally path-connected?
Dec 1, 2013
question
9
Bijection between Extensions and Ext (Weibel Theorem 3.4.3)
Mar 4, 2016
question
3
What would provable existence of a non-standard natural number imply about ZFC?
Jul 21, 2014
answer
3
What is wrong with this proof that the power set of the natural numbers is countable?
Mar 6, 2016
question
2
Proof of Theorem III, 6.2 in Silvermans Arithmetic of Elliptic curves
May 12, 2015
answer
2
Sheafification of a subpresheaf
Oct 23, 2020
question
1
Is it true that $\omega=\{0,1,2,3,\ldots\}$ in ZFC?
Jul 14, 2014
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7
Open affine subscheme of affine scheme which is not principal
5
Can we recover the completion of a local ring $R$ if its associated graded is the coordinate ring of a Veronese variety?
5
Smooth, non-isotrivial fibration with vanishing Kodaira-Spencer map at a point

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