Regulators in Niseko 2019

September 8 (Sun) - 13 (Fri)

Hilton Niseko Village, Hokkaido Japan

Poster (pdf)

About This Conference

This is the third conference under the title "Regulators in Niseko", after 2015 and 2017. Its objective is to promote communications between mathematicians working on subjects related to Motives and L-functions. The venue is in the middle of national parks in Hokkaido and conveniently accessible from Sapporo city or New Chitose Airport.

Speakers

• Hohto Bekki (University of Tokyo)
• Federico Binda (Università degli Studi di Milano)
• Masataka Chida (Tokyo Denki University)
• Masaki Hanamura (Tohoku University)
• Ming-Lun Hsieh (Academia Sinica)
• Luc Illusie (Université Paris-Sud)
• Kazuhiro Ito (Kyoto University)
• Ryojun Ito (Chiba University)
• Shane Kelly (Tokyo Institute of Technology)
• Masato Kurihara (Keio University)
• Kenichi Namikawa (Kyushu University)
• Masao Oi (Kyoto University)
• Mauro Porta (Université de Strasbourg)
• Kanetomo Sato (Chuo University)
• Ken Sato (University of Tokyo)
• Takashi Suzuki (Chuo University)
• Tomohide Terasoma (Hosei University)
• Shuji Yamamoto (Keio University)

Program

Program with Abstracts (pdf)

Room : Higashiyama 東山 (3rd floor)

Sunday 8

• Arrival

Monday 9

• 9:20-10:20 Kenichi Namikawa, "A construction of p-adic Asai L-functions"
• 10:40-11:40 Masato Kurihara, "Several regulators and a new conjecture on Kato's zeta elements for elliptic curves"
• 14:00-15:00 Ming-Lun Hsieh, "p-adic triple product L-series and elliptic curves of rank two"
• 15:20-16:20 Masataka Chida, "Special values of p-adic L-functions and p-adic regulators for elliptic curves"
• 16:40-17:40 Masao Oi, "On Henniart's problem on the ratio of Swan conductors"

Tuesday 10

• 9:20-10:20 Tomohide Terasoma, "Homotopies arising from theta functions in mixed elliptic motives"
• 10:40-11:40 Ken Sato, "Construction of higher Chow cycles and calculation of the regulator on certain surfaces"
• 14:00-15:00 Shuji Yamamoto, "Shintani generating class and p-adic L-functions for a totally real field"
• 15:20-16:20 Ryojun Ito, "On special values at integers of L-functions of theta products"
• 16:40-17:40 Hohto Bekki, "The Hecke integral formula and the Kronecker limit formula for an extension of number fields"

Wednesday 11

• 9:00-10:00 Luc Illusie, "Remarks on liftings mod p² and the Nygaard filtration"
• 10:15-11:15 Kazuhiro Ito, "On the surjectivity of the Chern class map for a smooth projective surface over a p-adic field"
• 11:30-12:30 Kanetomo Sato, "Étale cohomology and a zeta-value of arithmetic schemes"
• 14:30-15:30 Mauro Porta, "Non-archimedean quantum K-invariants"
• 15:45-16:45 Takashi Suzuki, "On Iwasawa μ-invariants of abelian varieties over function fields"
• 17:00-18:00 Federico Binda, "Triangulated categories of log motives over a field"

Thursday 12

• 9:00-10:00 Shane Kelly, "Applications of algebraic geometry (especially mixed motives) to representation theory"
• 10:15-11:15 Masaki Hanamura, "Explicit Hodge complexes of smooth complex varieties"
• Excursion
• Banquet

Friday 13

• Departure

Slides

• Ryojun Ito
• Kanetomo Sato

Photo

• Group photo

Excursion

We will organize a hiking on Wednesday afternoon (subject to weather conditions).

Maps and Guides

Registration

All the participants including speakers need registration before July 31, 2019.

Accommodation : Choose a preferred type of room (tax excluded).

• Single : ¥18,500 (except Sep. 12), ¥20,500 (Sep. 12)
• Twin (shared) : ¥12,500 (except Sep. 12), ¥14,500 (Sep. 12)
• Triple (shared) : ¥11,800 (except Sep. 12), ¥13,800 (Sep. 12)

Except Sep. 12, three meals (dinner, breakfast, lunch) are included. On Sep. 12, banquet and breakfast are included.

Shuttle Bus : There are buses between New Chitose Airport and the hotel. The duration is 2.5 hours and the fare is ¥4,000 (one way).

• Make reservation before 4 days prior to the travel.
• Reserve Here : English/Japanese. Write "RN2019" as the Booking ID #（予約番号）in the reservation format.
• Download : Time schedule and Pickup points

Other methods to get to the hotel (Japanese only)

Financial Support : We offer financial support for limited participants, mainly speakers and young participants.

Organizers

• Masanori Asakura (Hokkaido University) email
• Noriyuki Otsubo (Chiba University) email
• Kanetomo Sato (Chuo University)
• Nobuo Tsuzuki (Tohoku University)

Acknowledgements

This conference is supported by the JSPS Kakenhi Grant : 16K05072 (K. Sato), 18H03667 (N. Tsuzuki), 18K03234 (N. Otsubo), 19K03391 (M. Asakura).