Rational cubic fourfolds in Hassett divisors
- Resource Type
- article
- Authors
- Yang, Song; Yu, Xun
- Source
- Comptes Rendus. Mathématique, Vol 358, Iss 2, Pp 129-137 (2020)
- Subject
- Mathematics
QA1-939
- Language
- English
French
- ISSN
- 1778-3569
We prove that every Hassett’s Noether–Lefschetz divisor of special cubic fourfolds contains a union of three subvarieties parametrizing rational cubic fourfolds, of codimension-two in the moduli space of smooth cubic fourfolds.