Boston University Number Theory Expository Seminar

Fall 2021 Topic: Shimura varieties

Time and Location:

We will meet Wednesdays 14:30-16:00 in MCS B21.
Contact Jacksyn Bakeberg (bakeberg"at"bu.edu) for more information.

Texts:

The plan is to follow J. Milne's 2017 notes. Other references include:

Shorter sources for overview and motivation:

Schedule:

Week Speaker Material Reference
Week 1 (Sept. 8) Jacksyn Overview and motivation. Review of modular curves. Caraiani (2017) pp 1-4.
Week 2 (Sept. 15) John Shimura curves. Darmon (2003).
Week 3 (Sept. 22) Steve Algebraic groups, manifolds, Hermitian symmetric domains. Lan (2016) 2.1, 2.2, 3.1; Milne (2017) Ch. 1.
Week 4 (Sept. 29) Cong Complex abelian varieties, Hodge structures. Milne (2017) pp 71-73; ibid. Ch. 2; Caraiani (2017) pp 13-17.
Week 5 (Oct. 6) Aash Variations of Hodge structures. Caraiani (2017) pp 15-17; Milne (2017) pp 28-31.
Week 6 (Oct. 13) Aash / Jacksyn Examples of variations. Weinstein (2013).
Week 7 (Oct. 20) Steve Shimura data and varieties. Caraiani (2017) pp 17-21; Milne (2017) pp 52-58; Lan (2016) pp 9-12.
Week 8 (Oct. 27) Jacksyn Examples: Elliptic, Hilbert, and Siegel modular varieties. Milne (2017) pp 67-75; Cariani (2017) pp 19-21; Lan (2016) section 3.
Week 9 (Nov. 3) Jacksyn / Steve Shimura varieties of Hodge type; PEL Shimura varieties; general Shimura varieties. Milne (2017) ch 7-9; Weinstein (2013).
Week 10 (Nov. 10) John CM: Shimura-Taniyama formula and the main theorem. Milne (2017) ch 10-11.
Week 11 (Nov. 17) Cong Definition of canonical models. Milne (2017) ch 12.
Week 12 (Nov. 24) No meeting Thanksgiving
Week 13 (Dec. 1) Aash Uniqueness and existence of canonical models. Milne (2017) ch 13-14.
Week 14 (Dec. 8) Jacksyn Examples and review.

Last updated: 8 December 2021