Operator Algebra Seminars

Seminar information archive ~06/27Next seminarFuture seminars 06/28~

Date, time & place Wednesday 16:30 - 18:00 122Room #122 (Graduate School of Math. Sci. Bldg.)

Seminar information archive

2017/04/17

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Yoshikata Kida (Univ. Tokyo)
On diagonal actions whose full group is closed (English)

2017/04/10

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Yosuke Kubota (Riken)
Reconstruction of the Bost-Connes groupoid from K-theoretic data (English)

2016/12/12

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Tatsuki Seto (Nagoya Univ.)
The Roe cocycle and an index theorem on partitioned manifolds, and toward generalizations
(Japanese)

2016/12/05

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Shuhei Masumoto (Univ.Tokyo)
On a generalized Fraïssé limit construction (English)

2016/11/28

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Takahiro Hasebe (Hokkaido University)
Fock space deformed by Coxeter groups (English)

2016/11/21

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Narutaka Ozawa (RIMS, Kyoto Univ.)
Finite-dimensional representations constructed from random walks (joint work with A. Erschler)

2016/10/31

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Sergey Neshveyev (Univ. Oslo)
Dual cocycles and equivariant deformation quantization (English)

2016/10/24

16:45-18:15   Room #117 (Graduate School of Math. Sci. Bldg.)
Yusuke Isono (RIMS, Kyoto Univ.)
Cartan subalgebras of tensor products of free quantum group factors with arbitrary factors

2016/10/17

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Hiroshi Ando (Chiba Univ.)
Unitarizability, Maurey-Nikishin factorization and Polish groups of finite type (English)

2016/10/03

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Yuki Arano (Univ. Tokyo)
$C^*$-tensor categories and subfactors for totally disconnected groups
(English)

2016/09/26

16:45-18:15   Room #126 (Graduate School of Math. Sci. Bldg.)
Sorin Popa (UCLA)
TBA
(English)

2016/07/22

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
N. Christopher Phillips (Univ. Oregon)
Radius of comparison for $C^*$ crossed products by free minimal actions of amenable groups

2016/07/11

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Shuhei Masumoto (Univ. Tokyo)
Fraïssé Theory and Jiang-Su algebra

2016/06/20

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Yusuke Isono (RIMS, Kyoto Univ.)
Bi-exact groups, strongly ergodic actions and group measure space type III factors with no central sequence

2016/06/13

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Liang Kong (Univ. New Hampshire/Harvard Univ.)
Lattices models for topological orders and boundary-bulk duality

2016/06/06

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Yuhei Suzuki (Chiba Univ.)
Minimal ambient nuclear $C^*$-algebras

2016/05/30

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Yosuke Kubota (Univ. Tokyo)
TBA

2016/05/09

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Mikael Pichot (McGill Univ./Univ.Tokyo)
Surgery theory and discrete groups (English)

2016/04/25

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Makoto Yamashita (Ochanomizu Univ.)
Graded twisting of quantum groups, actions, and categories

2016/04/18

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Juan Orendain (UNAM/Univ. Tokyo)
On the functoriality of Haagerup's $L^2$-space construction: Verticalizing decorated 2-categories

2016/04/11

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Ryszard Nest (Univ. Copenhagen)
On analytic construction of the group three-cocycles (English)

2016/03/11

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Bas Jordans (Univ. Oslo)
Convergence to the boundary for random walks on discrete quantum groups
(English)

2016/03/08

16:45-18:15   Room #118 (Graduate School of Math. Sci. Bldg.)
Roberto Longo (Univ. Rome "Tor Vergata")
Equilibrium and non-equilibrium states in Conformal Field Theory (英語)

2016/01/22

15:00-17:00   Room #118 (Graduate School of Math. Sci. Bldg.)
Reiji Tomatsu (Hokkaido Univ.)
Introduction to $C^*$-tensor categories

2016/01/21

15:00-17:00   Room #118 (Graduate School of Math. Sci. Bldg.)
Reiji Tomatsu (Hokkaido Univ.)
Introduction to $C^*$-tensor categories

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