## Operator Algebra Seminars

Seminar information archive ～07/13｜Next seminar｜Future seminars 07/14～

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

### 2015/10/28

16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)

Uniformly locally finite metric spaces and Folner type conditions

**Hiroki Sako**(Niigata University)Uniformly locally finite metric spaces and Folner type conditions

### 2015/10/14

16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)

Fraisse Theory for Metric Structures (English)

**Shuhei Masumoto**(Univ. Tokyo)Fraisse Theory for Metric Structures (English)

### 2015/07/24

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Applications of Boltzmann's S=k log W in algebra and analysis

**Mikael Pichot**(McGill Univ.)Applications of Boltzmann's S=k log W in algebra and analysis

### 2015/07/22

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Recent progress in the classification of amenable $C^*$-algebras

**George Elliott**(Univ. Toronto)Recent progress in the classification of amenable $C^*$-algebras

### 2015/07/08

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Conformal field theory, subfactors and planar algebras

**Marcel Bischoff**(Vanderbilt Univ.)Conformal field theory, subfactors and planar algebras

### 2015/07/01

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Approximate unitary equivalence of finite index endomorphisms of the AFD

factors

**Koichi Shimada**(Univ. Tokyo)Approximate unitary equivalence of finite index endomorphisms of the AFD

factors

### 2015/06/29

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

Block spin renormalization and R. Thompson's groups F and T

**Vaughan F. R. Jones**(Vanderbilt University)Block spin renormalization and R. Thompson's groups F and T

### 2015/06/24

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Gapped ground state phases, topological order and anyons

**Matthew Cha**(UC Davis)Gapped ground state phases, topological order and anyons

### 2015/06/17

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Self-adjointness of bound state operators in integrable quantum field theory

**Yoh Tanimoto**(Univ. Tokyo)Self-adjointness of bound state operators in integrable quantum field theory

### 2015/06/10

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Dynamics, dimension, and $C^*$-algebras

**David Kerr**(Texas A&M Univ.)Dynamics, dimension, and $C^*$-algebras

### 2015/06/03

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

The Furstenberg boundary and $C^*$-simplicity

**Narutaka Ozawa**(RIMS, Kyoto Univ.)The Furstenberg boundary and $C^*$-simplicity

### 2015/05/27

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Vertex operator algebras in umbral Moonshine

**John F. R. Duncan**(Case Western Reserve Univ.)Vertex operator algebras in umbral Moonshine

### 2015/05/20

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Unique prime factorization and bicentralizer problem for a class of type III factors

**Yusuke Isono**(RIMS, Kyoto Univ.)Unique prime factorization and bicentralizer problem for a class of type III factors

### 2015/05/13

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Controlled topological phases and the bulk-edge correspondence for

topological insulators (English)

**Yosuke Kubota**(Univ. Tokyo)Controlled topological phases and the bulk-edge correspondence for

topological insulators (English)

### 2015/04/22

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

Construction of minimal skew products of amenable minimal dynamical systems

**Yuhei Suzuki**(Unvi. Tokyo)Construction of minimal skew products of amenable minimal dynamical systems

### 2015/04/15

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

On the tricategory of coordinate free conformal nets

(English)

**Juan Orendain**(UNAM/Univ. Tokyo)On the tricategory of coordinate free conformal nets

(English)

### 2015/04/08

16:45-18:15 Room #122 (Graduate School of Math. Sci. Bldg.)

On treeable equivalence relations arising from the Baumslag-Solitar groups

(English)

**Yoshikata Kida**(Univ. Tokyo)On treeable equivalence relations arising from the Baumslag-Solitar groups

(English)

### 2015/02/23

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

Classification of (2+1)-TQFTs and its applications to physics and quantum computation (English)

**Zhenghan Wang**(Microsoft Research Station Q)Classification of (2+1)-TQFTs and its applications to physics and quantum computation (English)

### 2015/01/14

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

Canonical cyclic group actions on noncommutative tori

**Zhuofeng He**(Univ. Tokyo)Canonical cyclic group actions on noncommutative tori

### 2015/01/07

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

De Finetti theorems related to Boolean independence (English)

**Tomohiro Hayase**(Univ. Tokyo)De Finetti theorems related to Boolean independence (English)

### 2014/12/17

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

Dynamics of an Open Quantum System with Repeated Harmonic Perturbation (with Hiroshi Tamura) (English)

**Valentin Zagrebnov**(Univ. d'Aix-Marseille)Dynamics of an Open Quantum System with Repeated Harmonic Perturbation (with Hiroshi Tamura) (English)

### 2014/12/10

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

Approximately inner flows on $C^*$-algebras (English)

**Akitaka Kishimoto**(Hokkaido Univ.)Approximately inner flows on $C^*$-algebras (English)

### 2014/12/03

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

Central property (T) for $SU_q(2n+1)$

(English)

**Yuki Arano**(Univ. Tokyo)Central property (T) for $SU_q(2n+1)$

(English)

### 2014/11/26

16:30-18:00 Room #122 (Graduate School of Math. Sci. Bldg.)

A program to construct and study conformal field theories (ENGLISH)

**Yi-Zhi Huang**(Rutgers Univ.)A program to construct and study conformal field theories (ENGLISH)

### 2014/11/21

15:00-17:00 Room #126 (Graduate School of Math. Sci. Bldg.)

Introduction to Haagerup's bicentralizer paper (English)

**Reiji Tomatsu**(Hokkaido University)Introduction to Haagerup's bicentralizer paper (English)