We determine the equations of the blowup of Pn along a d-fold rational normal scroll S, and we prove that the Rees ring and special fiber ring of S ⊆ Pn are Koszul algebras.
Blowup algebras of rational normal scrolls
Sammartano A.
2020-01-01
Abstract
We determine the equations of the blowup of Pn along a d-fold rational normal scroll S, and we prove that the Rees ring and special fiber ring of S ⊆ Pn are Koszul algebras.File in questo prodotto:
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Blowup algebras of rational normal scrolls TAMS.pdf
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