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Results tagged with ag.algebraic-geometry
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user 27178
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
2
votes
1
answer
1k
views
transcendence degree of subring of polynomial ring
Hi all
Quick question that I think is true but haven't been able to prove.
Suppose there is a subring $R \subset k[x_1, \ldots, x_r]$ containing field $k$ and generated by homogenous polynomials $p_ …
- 31
1
vote
2
answers
703
views
Projectives in the category of coherent sheaves on a projective variety
Hi all
I thought that the following was true but was unable to think of a proof and after browsing the internet now I am not so sure. My understanding of graded rings and modules is not great so I'm …
- 31