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Results tagged with ag.algebraic-geometry
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user 13280
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
1
vote
2
answers
567
views
global sections of some sheaves
Let $Y$ be a connected, nonsingular, positive dimensional subvariety of $\mathbb{P}^n_k$ over an algebraically closed field $k$, and let $\mathcal{I}$ be the ideal sheaf of $Y$.
Why are the following …
- 11.6k
0
votes
1
answer
393
views
about formal schemes
I'm studying algebraic geometry alone. I am a 'Baby'.
I need your help!
On p.199 of Hartshorne's "Algebraic Geometry", what does Ex9.2 tell me??
I even can't prove it.
I want to know the proof or …
- 47.5k