An optimal boundedness on weak Q-Fano 3-folds
Journal
Advances in Mathematics
Journal Volume
219
Journal Issue
6
Pages
2086-2104
Date Issued
2008
Author(s)
Chen, M.
Abstract
Let X be a terminal weak Q-Fano 3-fold. We prove that P-6 (X) > 0 and P-8 (X) > 1. We also prove that the anti-canonical volume has the universal lower bound - KX3 ≥ 1 / 330. This lower bound is optimal. © 2008 Elsevier Inc. All rights reserved.
Type
journal article