## Operator Algebra Seminars

Seminar information archive ～12/01｜Next seminar｜Future seminars 12/02～

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

### 2019/11/25

15:00-17:00 Room #128 (Graduate School of Math. Sci. Bldg.)

(日本語)

**Reiji Tomatsu**(Hokkaido Univ.)(日本語)

### 2019/11/20

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Modular theory and entanglement in CFT

**Stefan Hollands**(Univ. Leipzig)Modular theory and entanglement in CFT

### 2019/11/06

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Deformation of two-dimensional conformal field theory and vertex algebra

**Yuto Moriwaki**(Univ. Tokyo)Deformation of two-dimensional conformal field theory and vertex algebra

### 2019/10/16

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Developments in conformal bootstrap analysis

**Shinobu Hikami**(OIST)Developments in conformal bootstrap analysis

### 2019/10/09

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Relative K-homology group of $C^*$-algebras and almost flat vector bundle on manifolds with boundary

**Yosuke Kubota**(Riken)Relative K-homology group of $C^*$-algebras and almost flat vector bundle on manifolds with boundary

### 2019/10/02

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Subfactors, K-theory and Equivariant Higher Twists (English)

**David E. Evans**(Cardiff University)Subfactors, K-theory and Equivariant Higher Twists (English)

### 2019/07/25

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

The classification of well behaved simple C*-algebras

**George Elliott**(Univ. Toronto)The classification of well behaved simple C*-algebras

### 2019/07/10

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Convergence theorems on multi-dimensional homogeneous quantum walks

**Hiroki Sako**(Niigata University)Convergence theorems on multi-dimensional homogeneous quantum walks

### 2019/07/03

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Tensor product decompositions and rigidity of full factors

**Amine Marrakchi**(RIMS, Kyoto University)Tensor product decompositions and rigidity of full factors

### 2019/06/26

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

### 2019/06/19

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Type classification of extreme quantized characters

**Ryosuke Sato**(Nagoya University)Type classification of extreme quantized characters

### 2019/05/15

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Combinatorial aspects of Borel functions

**Takayuki Kihara**(Nagoya University)Combinatorial aspects of Borel functions

### 2019/05/08

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Unitary conjugacy for type III subfactors and W*-superrigidity

**Yusuke Isono**(RIMS, Kyoto University)Unitary conjugacy for type III subfactors and W*-superrigidity

### 2019/04/19

13:00-14:30 Room #128 (Graduate School of Math. Sci. Bldg.)

Coarse decomposition of II$_1$ factors (English)

**Sorin Popa**(UCLA/Kyoto University)Coarse decomposition of II$_1$ factors (English)

### 2019/04/17

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

(日本語)

**Takashi Satomi**(Univ. Tokyo)(日本語)

### 2019/01/30

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

### 2018/12/19

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Polynomial Time Algorithm for Computing N-th Moments of a Self-Adjoint Operator in Algebra Generated by Free Independent Semicircular Elements

**Rei Mizuta**(Univ. Tokyo)Polynomial Time Algorithm for Computing N-th Moments of a Self-Adjoint Operator in Algebra Generated by Free Independent Semicircular Elements

### 2018/12/07

15:00-17:00 Room #002 (Graduate School of Math. Sci. Bldg.)

**Reiji Tomatsu**(Hokkaido Univ.)### 2018/12/06

15:00-17:00 Room #128 (Graduate School of Math. Sci. Bldg.)

**Reiji Tomatsu**(Hokkaido Univ.)### 2018/12/05

17:15-18:45 Room #126 (Graduate School of Math. Sci. Bldg.)

The Gromov-Hausdorff Propinquity

**Frederic Latremoliere**(Univ. Denver)The Gromov-Hausdorff Propinquity

### 2018/12/05

15:00-17:00 Room #002 (Graduate School of Math. Sci. Bldg.)

**Reiji Tomatsu**(Hokkaido Univ.)### 2018/12/04

15:00-17:00 Room #002 (Graduate School of Math. Sci. Bldg.)

**Reiji Tomatsu**(Hokkaido Univ.)### 2018/12/03

15:00-17:00 Room #002 (Graduate School of Math. Sci. Bldg.)

**Reiji Tomatsu**(Hokkaido Univ.)### 2018/11/28

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Localization of signature for singular fiber bundles

**Mayuko Yamashita**(Univ. Tokyo)Localization of signature for singular fiber bundles

### 2018/11/21

16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)

Orbit equivalence classes for free actions of free products of infinite abelian groups

**Takaaki Moriyama**(the University of Tokyo)Orbit equivalence classes for free actions of free products of infinite abelian groups