Sábháilte in:
| Príomhchruthaitheoirí: | , , |
|---|---|
| Formáid: | Preprint |
| Foilsithe / Cruthaithe: |
2025
|
| Ábhair: | |
| Rochtain ar líne: | https://arxiv.org/abs/2501.16632 |
| Clibeanna: |
Cuir clib leis
Níl clibeanna ann, Bí ar an gcéad duine le clib a chur leis an taifead seo!
|
Clár na nÁbhar:
- We show that for a $\mathbb Q$-factorial canonical Fano $3$-fold $X$ of Picard number $1$, $(-K_X)^3\leq 72$. The main tool is a Kawamata--Miyaoka type inequality which relates $(-K_X)^3$ with $\hat{c}_2(X)\cdot c_1(X)$, where $\hat{c}_2(X)$ is the generalized second Chern class.