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Results tagged with ag.algebraic-geometry
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user 17160
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
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Number of $(-1)$ curves on toric surfaces
Hello.
My question is:
Is it possible that a smooth complete toric surface has infinitely many $(-1)$-curves. I know that there is a blow-up of $\mathbb P^2$ in 9 points containing infintely many $( …
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