CONTRACTIONS AND DEFORMATIONS

Donovan, W; Wemyss, M

Donovan, W (reprint author), Tsinghua Univ, Yau Math Sci Ctr, Beijing 100084, Peoples R China.

AMERICAN JOURNAL OF MATHEMATICS, 2019; 141 (3): 563

Abstract

Suppose that f is a projective birational morphism with at most one-dimensional fibres between d-dimensional varieties X and Y, satisfying Rf(*)O(X) =......

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