On the divisorial contractions to curves of threefolds

Autor:	Chen, Hsin-Ku, Chen, Jheng-Jie, Chen, Jungkai A.
Rok vydání:	2024
Předmět:	Mathematics - Algebraic Geometry
Druh dokumentu:	Working Paper
Popis:	We prove that each divisorial contraction to a curve between terminal threefolds is a weighted blow-up under a suitable embedding. Moreover, we give a classification of the weighted blow-ups assuming that the curve is smooth.
Databáze:	arXiv
Externí odkaz:	http://arxiv.org/abs/2411.16146 Zobrazit plný text záznamu View this record from Arxiv