Inversion of adjunction for quotient singularities

IF 1.2 1区数学 Q1 MATHEMATICS

Algebraic Geometry Pub Date : 2020-11-14 DOI:10.14231/ag-2022-007

Yusuke Nakamura, K. Shibata

引用次数: 10

Abstract

We prove the precise inversion of adjunction formula for quotient singularities and klt Cartier divisors. As an application, we prove the semi-continuity of minimal log discrepancies for klt hyperquotient singularities.

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商奇点的附加反转

我们证明了商奇点和klt-Cartier因子的附加公式的精确反演。作为一个应用，我们证明了klt超商奇点的最小对数差的半连续性。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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来源期刊

Algebraic Geometry Mathematics-Geometry and Topology

CiteScore

2.40

自引率

0.00%

发文量

审稿时长

52 weeks

期刊介绍： This journal is an open access journal owned by the Foundation Compositio Mathematica. The purpose of the journal is to publish first-class research papers in algebraic geometry and related fields. All contributions are required to meet high standards of quality and originality and are carefully screened by experts in the field.