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A note on the $G$-Sarkisov program. (arXiv:1810.05105v1 [math.AG])

来源于:arXiv
The purpose of this note is to prove the $G$-equivariant Sarkisov program for a connected algebraic group $G$ following the proof of the Sarkisov program by Hacon and McKernan. As a consequence, we obtain a characterisation of connected subgroups of $Bir(Z)$ acting rationally on $Z$. 查看全文>>