Talks (and slides)
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Upcoming
- (Oct 17) ``Unitarizability, Maurey--Nikishin factorization, and Polish groups of finite type"
Operator Algebra Seminar at Tokyo University
Past Talks
2016
- (Aug 24) ``Unitarizability, Maurey-Nikishin factorization and Polish group so finite type"
Oberwolfach workshop ID 1634 C$^*$-algebras, Germany
- (Jul 11) ``Unitarizability, Maurey--Nikishin factorization, and Polish groups of finite type"
Kleines Seminar at Westf¨alische Wilhelms-Universität Münster
- (Jun 21) ``Unitarizability, Maurey--Nikishin factorization, and Polish groups of finite type"
seminar Groups, Actions and von Neumann algebras at Université Paris-Sud
- (Jun 15)``Unitarizability, Maurey--Nikishin factorization, and Polish groups of finite type"
Operator Algebra seminar at University of Copenhagen
- (Apr 2)``Unitarizability, Maurey--Nikishin factorization, and Polish groups of finite type"
Workshop ``Classification and dynamical systems II: von Neumann algebras", Mittag-Leffler Institute, Sweden
- (Mar 24)``Descriptive analysis of self-adjoint operators and the Weyl-von Neumann equivalence relation"
Workshop ``Classification and set theory".
Part of the program ``Classification of operator algebras: complexity, rigidity and dynamics" at Mittag-Leffler Institute (Sweden)
2014
- (Dec 9)``On the noncommutativity of the central sequence algebra $F(A)$"
Danish-Norwegian Operator Algebra Workshop at Lysebu, Norway
- (Dec 3)``On the noncommutativity of the central sequence algebra $F(A)$"
Operator Algebra seminar at University of Copenhagen
- (Oct 6, 8)``Introduction to the hyperfinite II$_1$ factor and standard form"
Preliminary talks for Prof. Ryszard Nest's series of talks at masterclass ``Topological quantum field theories, quantum groups and 3-manifold invariants "
(notes) University of Copenhagen, Denmark
- (Aug 29)``On the noncommutativity of the central sequence algebra $F(A)$"
Classification, STructure, Amenability and Regularity (workshop page)
University of Glasgow, UK
- (Mar 6)
``Weyl-von Neumann theorem and Borel complexity of unitary equivalence modulo compact perturbations of self-adjoint operators"
Seminar talk at University of Copenhagen slides (English)
-
(Jan. 30) ``Weyl-von Neumann theorem and Borel complexity of unitary equivalence modulo compact perturbations of self-adjoint operators"
Seminar talk at Kurt Gödel research center (abstract)
University of Vienna, Austria.
-
(Jan. 28) ``Finite type Polish groups"
Seminar talk at Geometry and analysis on groups
University of Vienna, Austria.
- (Jan. 21) ``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology"
Seminar talk at University of Glasgow analysis seminar (link)
2013
- (Sep. 30-Oct. 4) ``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology "
Forcing, large cardinals and descriptive set theory
(workshop page)
ESI, Vienna, Austria. slides (English)
- (Sep. 26-27) ``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology "
Project ANR «NEUMANN» Meeting
(workshop page)
ENS Lyon, France. slides (English)
- (Sep. 16-20) ``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology "
Classifying structures for operator algebras and dynamical systems
(workshop page)
Aberystwyth university, Wales, UK
- (Apr. 26) ``Non-tracial ultraproducts of von Neumann algebras"
Seminar talk at Katholieke Universiteit Leuven (link), Belgium
- (Feb. 20) ``Non-tracial ultraproducts of von Neumann algebras"
Seminar talk at Universitée de Caen Basse-Normandie
(link), France
2012
- (Dec. 20) ``Non-tracial ultraproducts of von Neumann algebras"
Seminar talk at Université Paris Diderot (Jussieu) (seminar link), France
- (Dec. 17-18)``Non-tracial ultraproducts of von Neumann algebras"
Seminar talk at École Normale Supèrieure de Lyon, France (link)
- (Dec. 4)``Non-tracial ultraproducts of von Neumann algebras"
Seminar talk at Université de Franch-Comté (link), France.
- (Sep. 23-29)``Ultraproducts of von Neumann algebras"
15th Workshop: Noncommutative Harmonic Analysis (workshop page)
Bedlewo, Poland
- (Jun. 27)``Ultraproducts of von Neumann algebras"
Seminar talk at University of Copenhagen (department page), Denmark
- (Jun. 17-22)``Finite Type Polish Groups: Popa’s Problem"
BIRS Workshop 12w5099 ``Descriptive Set Theory and Functional Analysis" (workshop page)
Banff International Research Station, Canada
2011
- (Sep. 25-Oct. 1) ``Embedding of Polish groups into the unitary groups of II_1 Factors"
14th Workshop: Noncommutative Harmonic Analysis (workshop page)
Bedlewo, Poland
- (Sep. 14-17) ``On Polish groups of finite type"
NordForsk Junior Workshop ``Operator algebras and dynamical systems"
University of Copenhagen, Denmark
2010
- (Sep. 24) ``Topological Properties of Algebras of Unbounded Operators Affiliated with
Finite von Neumann Algebras"
Seminar talk at Linnaeus University, Växjö, Sweden
- (Jul. 19)``Topological Properties of Algebras of Unbounded Operators Affiliated with
Finite von Neumann Algebras"
Seminar talk at Wroclaw University, Wroclaw, Poland
- (Jul. 11-17)``Lie Group-Lie Algebra Correspondences of Unitary Groups in Finite von
Neumann Algebras"
13th Workshop: Non-Commutative Harmonic Analysis
Bedlewo, Poland.
Talks in Japan
Sorry, most slides listed below are in Japanese.
2014
- (Nov. 11)``Weyl-von Neumannの定理の複雑さについて"
九州大学 作用素環論・エルゴード理論セミナー
- (Nov. 10)``On the noncommutativity of the central sequence C$^*$-algebra $F(A)$"
九州大学 作用素環論・エルゴード理論セミナー
- (Nov. 8)``Weyl-von Neumannの定理の複雑さについて"
名古屋大学 量子解析セミナー
- (Nov. 6)``On the noncommutativity of the central sequence C$^*$-algebra $F(A)$"
東京大学作用素環セミナー
- (Nov. 4)``On the noncommutativity of the central sequence C$^*$-algebra $F(A)$"
京都大学作用素環セミナー(KOAS)
- (Sep 16) ``自己共役作用素に関わるBorel同値関係の複雑さについて"
信州数理物理セミナー, 信州大学
- (Mar 19) ``Ultraproducts of von Neumann algebras"
名古屋大学 量子解析セミナー
- (Mar 15-18)
``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology "
日本数学会年会
(link) 学習院大学
2013
- (Apr. 3) ``Ultraproducts, QWEP von Neumann algebras, and the Effros-Maréchal topology"
京都大学作用素環セミナー(KOAS)
- (Mar. 25-27) ``Ultraproducts of von Neumann algebras"
北海道大学作用素環セミナー
- (Mar. 20-23)``von Neumann 環の超積について"
日本数学会年会, 京都大学 (スライドとアブストラクト)
- (Mar. 18) ``Ultraproducts of von Neumann algebras"
東京大学作用素環セミナー
2012
- (Aug. 29-31) ``Non-tracial ultraproduct of von Neumann algebras"
2012年度関数解析研究会
エスポールみやぎ(宮城県仙台市)
- (Jul. 23) ``Ultraproducts of von Neumann algebras"
九州大学作用素環論、エルゴード理論セミナー
- (Jul. 18) ``Ultraproducts of von Neumann algebras"
京都大学作用素環セミナー(KOAS)
- (Mar. 26-29)``有限型Polish 群について"
日本数学会年会 (スライド)
東京理科大学
2011
- (Feb. 20-21) ``On Polish Groups of Finite Type"
第3回GCOE 若手数学者交流会 (参加:ソウル大学、京都大学)
京都大学
2010
- (Mar. 24-27) ``作用素環におけるLie 群-Lie 環対応について"
日本数学会年会
慶應義塾大学
- (Mar. 10-13)``Lie Group-Lie Algebra Correspondences of Unitary Groups in Finite von
Neumann Algebras"
International Conference in Quantum Bio-Informatics Center 2010
東京理科大学
- (Feb. 22-23) ``Operator algebraic approach to infinite dimensional Lie groups and Lie algebras" (ポスター発表)
第2回GCOE 若手数学者交流会 (参加:ソウル大学, 香港中文大学, 京都大学)
京都大学
- (Feb. 15-18) ``作用素環におけるLie 群-Lie 環対応について"
第6回数学総合若手研究集会
北海道大学
2009
- (Dec. 7-10) ``作用素環におけるLie 群-Lie 環対応について"
第1回白浜解析系研究会
和歌山県白浜
- (Jul. 10-11)``代数的観点からの場の量子論"
Workshop on Quantum Foundations for Young Researchers - From Mathematical Physics
to Experimental Physics
東京工業大学
- (Mar. 4-6)``On a representation of a local gauge group"
第5回数学総合若手研究集会
北海道大学
2008
- (Nov. 4-6)``ゲージ群のエネルギー表現の代数構造について"
RIMS 研究集会“非可換解析とミクロ・マクロ双対性”