Upcoming talks:
Families of Varieties of General Type
Reference:
Ja´nos Koll´ar, Families of varieties of general type, 2022. Chapter 1 ∼ 8.
Schedules:
Lecture 1 (Sep 22, 2022): History of moduli problems.
Lecture 2-3: One-parameter families.
Lecture 4: Families of stable varieties.
Lecture 5-6: Stable pairs over reduced base schemes.
Lecture 7-8: Numerical flatness and stability criteria.
Lecture 9-10: Moduli problems with flat divisorial part.
Lecture 11-12: Cayley flatness.
Lecture 13-14: Moduli of stable pairs.
Projectivity
Lecture 1: Koll´ar’s ampleness lemma.
Reference: [Kol90].
Lecture 2: Semipositivity theorems for moduli problems.
Reference: [Fuj18].
Lecture 3-5: Projectivity of the moduli space of stable log-varieties.
Reference: [KP17] [PX17].
Explicit Examples
Lecture 1: Plane curves.
Reference: [Hac04].
Lecture 2: Abelian varieties.
Reference: [Ale02]. Speaker:
Lecture 3: K3 surface.
Reference: [Laz16].
Lecture 4: Wall crossing for curves.
Reference: [Has03].
Others: Surfaces in P3, elliptic K3 surfaces, wall crossing in general...
References
[Ale02] Valery Alexeev. Complete moduli in the presence of semiabelian group action.
Ann. of Math. (2), 155(3):611–708, 2002. 2
[Fuj18] Osamu Fujino. Semipositivity theorems for moduli problems. Ann. of Math. (2), 187(3):639–665, 2018. 2
[Hac04] Paul Hacking. Compact moduli of plane curves. Duke Math. J., 124(2):213–257, 2004. 2
[Has03] Brendan Hassett. Moduli spaces of weighted pointed stable curves. Adv. Math., 173(2):316–352, 2003. 2
[Kol90] J´anos Koll´ar. Projectivity of complete moduli. J. Differential Geom., 32(1):235– 268, 1990. 2
[KP17] S´andor J. Kov´acs and Zsolt Patakfalvi. Projectivity of the moduli space of stable log-varieties and subadditivity of log-Kodaira dimension. J. Amer. Math. Soc., 30(4):959–1021, 2017. 2
[Laz16] Radu Laza. The KSBA compactification for the moduli space of degree two K3 pairs. J. Eur. Math. Soc. (JEMS), 18(2):225–279, 2016. 2
[PX17] Zsolt Patakfalvi and Chenyang Xu. Ampleness of the CM line bundle on the moduli space of canonically polarized varieties. Algebr. Geom., 4(1):29–39, 2017.
