| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 4584262 | Journal of Algebra | 2015 | 20 Pages |
Abstract
We define and study positivity (nefness, amplitude, bigness and pseudo-effectiveness) for Weil divisors on normal projective varieties. We prove various characterizations, vanishing and non-vanishing theorems for cohomology, global generations statements, and a result related to log Fano.
Keywords
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Alberto Chiecchio, Stefano Urbinati,