Operator Algebra Seminars
Seminar information archive ~09/18|Next seminar|Future seminars 09/19~
Date, time & place | Wednesday 16:30 - 18:00 122Room #122 (Graduate School of Math. Sci. Bldg.) |
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Seminar information archive
2018/02/14
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Valerio Proietti (Copenhagen Univ.)
Index theory on the Mishchenko bundle (English)
Valerio Proietti (Copenhagen Univ.)
Index theory on the Mishchenko bundle (English)
2018/01/29
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Michiya Mori (Univ. Tokyo)
Tingley's problem for operator algebras
Michiya Mori (Univ. Tokyo)
Tingley's problem for operator algebras
2018/01/22
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Tomohiro Hayase (Univ. Tokyo)
On Cauchy noise loss in a stochastic parameter optimization of random matrices
Tomohiro Hayase (Univ. Tokyo)
On Cauchy noise loss in a stochastic parameter optimization of random matrices
2017/12/25
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Narutaka Ozawa (RIMS, Kyoto University)
Kazhdan's property (T) and semidefinite programming
Narutaka Ozawa (RIMS, Kyoto University)
Kazhdan's property (T) and semidefinite programming
2017/12/18
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Zhuofeng He (Univ. Tokyo)
Isomorphism and Morita equivalence classes for crossed product of irrational rotation algebras by cyclic subgroups of $SL_2({\mathbb Z})$ (English)
Zhuofeng He (Univ. Tokyo)
Isomorphism and Morita equivalence classes for crossed product of irrational rotation algebras by cyclic subgroups of $SL_2({\mathbb Z})$ (English)
2017/12/04
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Pieter Naaijkens (UC Davis)
Subfactors and wiretapping channels
(English)
Pieter Naaijkens (UC Davis)
Subfactors and wiretapping channels
(English)
2017/11/13
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Juan Orendain (UNAM)
Globularily generated double categories: On the problem of existence of internalizations for decorated bicategories (English)
Juan Orendain (UNAM)
Globularily generated double categories: On the problem of existence of internalizations for decorated bicategories (English)
2017/10/30
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Yusuke Sawada (Nagoya Univ.)
The bicategory of $W^*$-bimodules
Yusuke Sawada (Nagoya Univ.)
The bicategory of $W^*$-bimodules
2017/10/02
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Mikael Pichot (RIMS, Kyoto Univ./McGill Univ.)
Introduction to intermediate rank geometry (English)
Mikael Pichot (RIMS, Kyoto Univ./McGill Univ.)
Introduction to intermediate rank geometry (English)
2017/07/28
16:45-18:15 Room #126 (Graduate School of Math. Sci. Bldg.)
Benoit Collins (Kyoto Univ.)
Free orthogonal groups and quantum information
(English)
Benoit Collins (Kyoto Univ.)
Free orthogonal groups and quantum information
(English)
2017/07/10
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
Yuki Arano (Kyoto Univ.)
Rokhlin actions of fusion categories
Yuki Arano (Kyoto Univ.)
Rokhlin actions of fusion categories
2017/07/03
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
Yuichiro Kitajima (Nihon University)
A State-Dependent Noncontextuality Inequality in Algebraic Quantum Theory
Yuichiro Kitajima (Nihon University)
A State-Dependent Noncontextuality Inequality in Algebraic Quantum Theory
2017/06/26
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
David Kerr (Texas A & M Univ.)
Dimension, comparison, and almost finiteness (English)
David Kerr (Texas A & M Univ.)
Dimension, comparison, and almost finiteness (English)
2017/05/29
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
Yusuke Isono (RIMS, Kyoto Univ.)
On fundamental groups of tensor product II$_1$ factors (English)
Yusuke Isono (RIMS, Kyoto Univ.)
On fundamental groups of tensor product II$_1$ factors (English)
2017/05/22
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
Toshihiko Masuda (Kyushu Univ.)
(English)
Toshihiko Masuda (Kyushu Univ.)
(English)
2017/04/24
16:45-18:15 Room #118 (Graduate School of Math. Sci. Bldg.)
Kei Hasegawa (Kyushu Univ.)
Bass-Serre trees of amalgamated free product $C^*$-algebras (English)
Kei Hasegawa (Kyushu Univ.)
Bass-Serre trees of amalgamated free product $C^*$-algebras (English)
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)
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)
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)
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)
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)
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)
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)
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
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)
Hiroshi Ando (Chiba Univ.)
Unitarizability, Maurey-Nikishin factorization and Polish groups of finite type (English)