Global smoothing of singular weak Fano 3-folds

Tatsuhiro MINAGAWA

doi:10.2969/jmsj/1191418998

Journal of the Mathematical Society of Japan

Online ISSN : 1881-1167
Print ISSN : 0025-5645
ISSN-L : 0025-5645

Global smoothing of singular weak Fano 3-folds

Tatsuhiro MINAGAWA

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Keywords: Deformation, weak Fano 3-fold, crepant contraction

JOURNAL FREE ACCESS

2003 Volume 55 Issue 3 Pages 695-711

DOI https://doi.org/10.2969/jmsj/1191418998

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Abstract

In this paper, we will study smoothability of a weak Fano 3-fold with only canonical singularities which is obtained as an image of a crepant primitive birational contraction from a smooth weak Fano 3-fold. Main part is on a contraction of type III.

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