Cox rings and algebraic maps

Tomasz Mańdziuk

Mathematische Nachrichten, 2019, vol. 292, issue 2, 389-401

Abstract: Given a morphism F:X→Y from a Mori Dream Space X to a smooth Mori Dream Space Y and quasicoherent sheaves F on X and G on Y, we describe the inverse image of G by F and the direct image of F by F in terms of the corresponding modules over the Cox rings graded in the class groups.

Date: 2019
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https://doi.org/10.1002/mana.201700125

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