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Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 6 years, 6 months
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  • Last seen Oct 23 '16 at 3:06

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10 Why are minimal irreducible closed sets in $A^n$ single points? Dec 25 '14
9 Theorem 5.1. Chapter I in Hartshorne Book's Mar 28 '14
8 prerequisites for serre's FAC? Jan 9 '15
7 What are some good examples of (non-quasicoherent) sheaves not satisfying the conclusion of Hartshorne Lemma II.5.3? Oct 16 '14
7 Closed subscheme of an affine scheme. May 30 '15
6 Example of morphism of ringed spaces not induced by homomorphism of rings Feb 5 '15
6 Proposition II.$3.2$ in Hartshorne Apr 26 '14
6 $I(V_1)+I(V_2) \neq I(V_1 \cap V_2)$? May 7 '14
6 Is there a classification of regular maps $\mathbb{P}^1(k)\to\mathbb{A}^1(k)$? Dec 19 '14
6 Is a coherent locally free sheaf isomorphic it's dual? Oct 12 '14
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