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Oct
28
asked Simple example of an ample line bundle that is not very ample
Oct
23
answered How to prove that the following morphism is surjective?
Oct
21
answered Proof of Zariski Topology theorem
Oct
18
accepted Determinant vanishing over polynomial ring
Oct
18
answered Determinant vanishing over polynomial ring
Oct
18
revised transversal intersection Hartshorne Lemma V.1.2 p.358
added 17 characters in body
Oct
18
comment transversal intersection Hartshorne Lemma V.1.2 p.358
Errr. yes of course. Let me fix that.
Oct
18
answered transversal intersection Hartshorne Lemma V.1.2 p.358
Oct
17
comment When does one have $f_\ast(Im(a))=Im(f_\ast a)$?
Ah, jesus, I mixed up $F$ and $E$. I'll remove my comment.
Oct
17
revised showing every ideal of some quotient ring is principal.
added 30 characters in body
Oct
17
awarded  Informed
Oct
17
comment Rick Miranda exercise complete intersection curve. Prove it and find genus.
Dear Georges, that means a lot coming from you! And apparently, I am really bad at calculating.
Oct
17
answered Explicit description of discrete valuations corresponding to prime divisors
Oct
16
revised Rick Miranda exercise complete intersection curve. Prove it and find genus.
added 28 characters in body
Oct
16
revised Rick Miranda exercise complete intersection curve. Prove it and find genus.
deleted 8 characters in body
Oct
16
revised Rick Miranda exercise complete intersection curve. Prove it and find genus.
edited body
Oct
16
answered Computing a quotient of rings
Oct
16
comment Rick Miranda exercise complete intersection curve. Prove it and find genus.
Anyway, my answer has a few more technical details and a different approach to determining the genus, maybe it will still be useful.
Oct
16
answered Rick Miranda exercise complete intersection curve. Prove it and find genus.
Oct
15
revised Rick Miranda exercise complete intersection curve. Prove it and find genus.
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