Arithmetic Geometry, Algebraic Geometry and Analytic Geometry

— celebrating Kazuhiro Fujiwara's 60th birthday

 Schedule

All times are Japan Standard Time (JST).

Day 1   Day 2   Day 3   Day 4   Day 5 

Day 1

July 1st (Mon.)

Opening  9:50 -

10:00 - 11:00   Hida, Haruzo (UCLA)

 Adjoint L-values and the Tate conjecture

11:30 - 12:30   Saito, Shuji (The University of Tokyo)

A pro-cdh topology and motivic cohomology of schemes

Lunch Break & Free Discussion  12:30 - 14:30

14:30 - 15:30   Ito, Kazuhiro (Tohoku University)

Deformation theory of K3 surfaces via prismatic cohomology

16:00 - 17:00   Tilouine, Jacques (Université Paris 13) (Remote)

Integral period relations for GL_3

Day 2

July 2nd (Tue.)

10:00 - 11:00   Mukai, Shigeru (RIMS, Kyoto University)

Supersingular K3 surface with Artin invariant one in characteristic two: models over the binary field and related symplectic varieties 

11:30 - 12:30   Matsumoto, Yuya (Tokyo University of Science) 

Inseparable Kummer surfaces 

Lunch Break & Free Discussion  12:30 - 14:30

14:30 - 15:30   Urban, Eric (Columbia University

On Euler systems for ordinary Siegel modular forms

16:00 - 17:00   Harris, Michael (Columbia University/Université Paris Cité)  (Remote)

Construction of supercuspidal L-packets

Day 3

July 3rd (Wed.)

10:00 - 11:00   Gabber, Ofer (CNRS/IHES) 

Comparison of fppf and fpqc cohomology

11:30 - 12:30   Abe, Tomoyuki (Kavli IPMU, The University of Tokyo) 

Characteristic cycles and pushforward

Group Photo Session  12:30 - 12:40

Lunch Break & Free Discussion  12:40 - 14:00

14:00 - 14:30   Nakazato, Kei (Proxima Technology Inc.) 

Perfectoid towers and small tilts

14:30 - 15:00   Shimomoto Kazuma (Tokyo Institute of Technology)

Perfectoid towers and small tilts 2

15:15 - 16:15   Saito, Takeshi (The University of Tokyo)

On relative singular support in mixed characteristic

16:30 - 17:30   Fujiwara, Kazuhiro (Nagoya University)

Tubular neighborhoods and the geometric theory of ramifications

Conference Dinner (Komaba dining hall "Icho" on the Komaba campus) 

18:00

Information

Day 4

July 4th (Thu.)

10:00 - 11:00   Zhang, Shouwu (Princeton University) (Remote)

Triple product L-series and Gross-Kudla-Schoen cycles

11:30 - 12:30   Tsuji, Takeshi (The University of Tokyo) 

Prismatic crystals and q-Higgs modules in the non-q-crystalline case

Free Discussion 12:30 - 

Day 5

July 5th (Fri.)

10:00 - 11:00   Bannai, Kenichi (Keio University/RIKEN) 

On the Shintani generating class and the p-adic polylogarithm for totally real fields

11:30 - 12:30   Mieda, Yoichi (The University of Tokyo) 

On Fargues-Scholze local Langlands correspondence for some supercuspidal representations of Sp(6) and its inner form 

Lunch Break & Free Discussion  12:30 - 14:00

14:00 - 15:00   Fargues, Laurent (CHRS/IMJ-PRG) 

Laumon sheaf and the mod p Langlands program for GL_2 of a finite degree extension of Q_p

15:15 - 16:15   Kato, Kazuya (The University of Chicago) 

Toroidal compactification and Borel-Serre compactification

Closing 16:15 -