pith. sign in

arxiv: 1203.0852 · v3 · pith:ZJTOTFYLnew · submitted 2012-03-05 · 🧮 math.AG

On Q-Fano threefolds of Fano index 2

classification 🧮 math.AG
keywords fanoindexq-fanofamilyhavingholdsinequalitysingle
0
0 comments X
read the original abstract

We show that, for a Q-Fano threefold X of Fano index 2, the inequality dim |-1/2K_X| <= 4 holds with a single well understood family of varieties having dim |-1/2K_X| = 4.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.