Ito Tetsuya 伊藤哲也

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ITO Tetsuya 伊藤哲也

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Researcher Number	00710790
Other IDs
Affiliation (Current)	2025: 京都大学, 理学研究科, 教授
Affiliation (based on the past Project Information) *help	2022 – 2025: 京都大学, 理学研究科, 教授 2018 – 2023: 京都大学, 理学研究科, 准教授 2016 – 2017: 大阪大学, 理学研究科, 准教授 2013 – 2015: 京都大学, 数理解析研究所, 助教
Review Section/Research Field	Principal Investigator Basic Section 11020:Geometry-related / Geometry Except Principal Investigator Medium-sized Section 11:Algebra, geometry, and related fields / Geometry
Keywords	Principal Investigator オープンブック分解 / 組みひも群 / 接触幾何 / 三次元多様体 / 矯飾的手術 / 低次元トポロジー / 基本群 / デーン手術 / 量子トポロジー / 矯飾的交差 … More / 正結び目 / 結び目 / 正組みひも / 写像類群 / 擬正組みひも / 強擬正組みひも / 接触構造 / 一般化ねじれ元 / 順序群 / ３次元トポロジー … More Except Principal Investigator 低次元トポロジー / ３次元多様体 / 不変量 / 結び目 / 距離幾何 / 作用素環 / 幾何群論 / 離散群 / 量子トポロジー / 3次元多様体 Less

離散群に潜む新しい構造の発見と解明
- Principal Investigator
  
  藤原耕二
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 11:Algebra, geometry, and related fields
- Research Institution
  Kyoto University
Re-examination of classical problems in low-dimensional topology from higher invariantsPrincipal Investigator
- Principal Investigator
  
  伊藤哲也
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11020:Geometry-related
- Research Institution
  Kyoto University
３次元双曲多様体上の量子トポロジー
- Principal Investigator
  
  大槻知忠
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 11:Algebra, geometry, and related fields
- Research Institution
  Kyoto University
Interrelation between quantum and contact topology via braid group methodsPrincipal Investigator
- Principal Investigator
  
  伊藤哲也
- Project Period (FY)
  2019 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11020:Geometry-related
- Research Institution
  Kyoto University
Quantum Topology of knots and 3-manifolds
- Principal Investigator
  
  Ohtsuki Tomotada
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  Kyoto University
Topology from a prospect of group invariant orderings and its applicationsPrincipal Investigator
- Principal Investigator
  
  Tetsuya Ito
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Geometry
- Research Institution
  Kyoto University
  Osaka University
Topology, contact geometry, and fundamental group of 3-manifolds from open book decompositionPrincipal Investigator
- Principal Investigator
  
  ITO Tetsuya
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Geometry
- Research Institution
  Kyoto University

All 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 Other

All Journal Article Presentation

[Journal Article] On a group whose generalized torsion elements are torsion elements2023
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Communications in Algebra
  
  Volume: 52 Issue: 3 Pages: 1271-1276
- DOI
  10.1080/00927872.2023.2260485
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-23K03110
[Journal Article] A note on knot fertility. II2023
- Author(s)
  Ito T.
- Journal Title
  
  Acta Mathematica Hungarica
  
  Volume: 169 Issue: 2 Pages: 553-561
- DOI
  10.1007/s10474-023-01317-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-23K03110
[Journal Article] A remark on the finiteness of purely cosmetic surgeries2023
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Algebraic & Geometric Topology
  
  Volume: 23 Issue: 5 Pages: 2213-2219
- DOI
  10.2140/agt.2023.23.2213
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-23K03110
[Journal Article] On constraints for knots to admit chirally cosmetic surgeries and their calculations2022
- Author(s)
  Kazuhiro Ichihara, Tetsuya Ito and Toshio Saito
- Journal Title
  
  Pacific Journal of Mathematics
  
  Volume: 321 Issue: 1 Pages: 167-191
- DOI
  10.2140/pjm.2022.321.167
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-21K03244, KAKENHI-PROJECT-22K03301, KAKENHI-PROJECT-21H04428
[Journal Article] Generalized torsion for hyperbolic 3‐manifold groups with arbitrary large rank2022
- Author(s)
  Ito Tetsuya、Motegi Kimihiko、Teragaito Masakazu
- Journal Title
  
  Bulletin of the London Mathematical Society
  
  Volume: - Issue: 3 Pages: 1203-1209
- DOI
  10.1112/blms.12784
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-19K03502, KAKENHI-PROJECT-21H04428
[Journal Article] An obstruction of Gordian distance one and cosmetic crossings for genus one knots.2022
- Author(s)
  Tetsuya Ito
- Journal Title
  
  New York J. Math.
  
  Volume: 28
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03490
[Journal Article] A quantitative Birman?Menasco finiteness theorem and its application to crossing number2022
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Journal of Topology
  
  Volume: 15 Issue: 4 Pages: 1794-1806
- DOI
  10.1112/topo.12259
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] On homogeneous quasipositive links2022
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Journal of Knot Theory and Its Ramifications
  
  Volume: 31 Issue: 12
- DOI
  10.1142/s0218216522500808
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] A note on HOMFLY polynomial of positive braid links2022
- Author(s)
  Ito Tetsuya
- Journal Title
  
  International Journal of Mathematics
  
  Volume: 33 Issue: 04
- DOI
  10.1142/s0129167x22500318
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] Applications of the Casson-Walker invariant to the knot complement and the cosmetic crossing conjectures2022
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Geometriae Dedicata
  
  Volume: 216 Issue: 6
- DOI
  10.1007/s10711-022-00722-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] Cosmetic crossing conjecture for genus one knots with non-trivial Alexander polynomial.2022
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Proc. Amer. Math. Soc.
  
  Volume: 150 Issue: 02 Pages: 871-876
- DOI
  10.1090/proc/15654
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] On constraints for knots to admit chirally cosmetic surgeries and their calculations2022
- Author(s)
  Kazuhiro Ichihara, Tetsuya Ito and Toshio Saito
- Journal Title
  
  Pacific Journal of Mathematics
  
  Volume: 321 Pages: 167-191
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145
[Journal Article] A NOTE ON KNOT FERTILITY2021
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Kyushu Journal of Mathematics
  
  Volume: 75 Issue: 2 Pages: 273-276
- DOI
  10.2206/kyushujm.75.273
- NAID
  130008101301
- ISSN
  1340-6116, 1883-2032
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] Chirally Cosmetic Surgeries and Casson Invariants2021
- Author(s)
  ICHIHARA Kazuhiro、ITO Tetsuya、SAITO Toshio
- Journal Title
  
  Tokyo Journal of Mathematics
  
  Volume: 44 Issue: -1 Pages: 1-24
- DOI
  10.3836/tjm/1502179325
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03287, KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-21K03244
[Journal Article] Generalized torsion and Dehn filling.2021
- Author(s)
  Tetsuya Ito. Kimihiko Motegi, Masakazu Teragaito,
- Journal Title
  
  Topology Appl.
  
  Volume: 301 Pages: 107515-107515
- DOI
  10.1016/j.topol.2020.107515
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-19K03502, KAKENHI-PROJECT-20K03587, KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-21H04428
[Journal Article] Flat plumbing basket and contact structure2021
- Author(s)
  Ito Tetsuya、Tagami Keiji
- Journal Title
  
  Journal of Knot Theory and Its Ramifications
  
  Volume: 30 Issue: 02 Pages: 2150010-2150010
- DOI
  10.1142/s0218216521500103
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13416, KAKENHI-PROJECT-19K03490
[Journal Article] A note on chirally cosmetic surgery on cable knots.2021
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Canad. Math. Bull.
  
  Volume: 64 Issue: 1 Pages: 163-173
- DOI
  10.4153/s0008439520000338
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145
[Journal Article] Generalized torsion for knots with arbitrarily high genus2021
- Author(s)
  Motegi Kimihiko、Teragaito Masakazu
- Journal Title
  
  Canadian Mathematical Bulletin
  
  Volume: - Issue: 4 Pages: 1-15
- DOI
  10.4153/s0008439521000977
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03587, KAKENHI-PROJECT-19K03502, KAKENHI-PROJECT-21H04428
[Journal Article] On LMO invariant constraints for cosmetic surgery and other surgery problems for knots in S^32020
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Comm. Anal. Geom.
  
  Volume: 28 Issue: 2 Pages: 321-349
- DOI
  10.4310/cag.2020.v28.n2.a4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145
[Journal Article] Mutation invariance for the zeroth coefficients of colored HOMFLY polynomial2020
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Kodai Mathematical Journal
  
  Volume: 43 Issue: 1 Pages: 1-15
- DOI
  10.2996/kmj/1584345685
- NAID
  130007812096
- ISSN
  0386-5991, 1881-5472
- Year and Date
  2020-03-15
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490
[Journal Article] Positivities of Knots and Links and the Defect of Bennequin Inequality2019
- Author(s)
  Hamer Jesse、Ito Tetsuya、Kawamuro Keiko
- Journal Title
  
  Experimental Mathematics
  
  Volume: - Issue: 1 Pages: 1-27
- DOI
  10.1080/10586458.2019.1596848
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145
[Journal Article] Nontrivial elements in a knot group which are trivialized by Dehn fillings2019
- Author(s)
  Tetsuya Ito, Kimihiko Motegi and Masakazu Teragaito
- Journal Title
  
  Int. Math. Res. Not. IMRN
  
  Volume: - Issue: 11 Pages: 8297-8321
- DOI
  10.1093/imrn/rnz069
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26400099, KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-19K03502, KAKENHI-PROJECT-21H04428
[Journal Article] Positive factorizations of symmetric mapping classes2019
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Journal of the Mathematical Society of Japan
  
  Volume: 71 Issue: 1 Pages: 309-327
- DOI
  10.2969/jmsj/78827882
- NAID
  130007557166
- ISSN
  0025-5645, 1881-1167, 1881-2333
- Language
  English
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540, KAKENHI-PROJECT-16H02145
[Journal Article] A NONDEGENERATE EXCHANGE MOVE ALWAYS PRODUCES INFINITELY MANY NONCONJUGATE BRAIDS2019
- Author(s)
  ITO TETSUYA
- Journal Title
  
  Nagoya Mathematical Journal
  
  Volume: - Pages: 1-4
- DOI
  10.1017/nmj.2019.38
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-16H02145
[Journal Article] Generalized torsion and decomposition of 3-manifolds2019
- Author(s)
  Tetsuya Ito, Kimihiko Motegi, Masakazu Teragaito
- Journal Title
  
  Proceedings of the American Mathematical Society
  
  Volume: 印刷中 Issue: 11 Pages: 4999-5008
- DOI
  10.1090/proc/14581
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05149, KAKENHI-PROJECT-19K03490, KAKENHI-PROJECT-19K03502, KAKENHI-PROJECT-16H02145
[Journal Article] On a relation between the self-linking number and the braid index of closed braids in open books2018
- Author(s)
  Ito Tetsuya
- Journal Title
  
  Kyoto J Math
  
  Volume: 58 Issue: 1 Pages: 193-226
- DOI
  10.1215/21562261-2017-0021
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] A characterization of almost alternating knot2018
- Author(s)
  Tetsuya Ito
- Journal Title
  
  J. Knot theory Ramifications
  
  Volume: 27
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145
[Journal Article] On LMO invariant constraints for cosmetic surgery and other surgery problems for knots in S^{3}2018
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Comm. Anal. Geom
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145
[Journal Article] Topological formula of the loop expansion of the colored Jones polynomials2018
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Trans. Amer. Math. Soc
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145
[Journal Article] Braids, chain of Yang-Baxter like operations and (transverse) knot invariants2018
- Author(s)
  Tetsuya Ito
- Journal Title
  
  J. Knot Theory Ramifications
  
  Volume: 27 Issue: 11 Pages: 1843009-1843009
- DOI
  10.1142/s0218216518430095
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K17540, KAKENHI-PROJECT-16H02145
[Journal Article] On the 3-dimensional invariant for cyclic contact branched coverings2017
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Topology Appl.
  
  Volume: 216 Pages: 1-7
- DOI
  10.1016/j.topol.2016.11.007
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-15K17540
[Journal Article] Circle arrangements of link projections2017
- Author(s)
  Noboru Ito, Shosaku Matsuzaki and Kouki Taniyama
- Journal Title
  
  Kobe J. Math.
  
  Volume: 34 Pages: 27-36
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145
[Journal Article] Alexander polynomial obstruction of bi-orderability for rationally homologically fibered knot groups2017
- Author(s)
  Tetsuya Ito
- Journal Title
  
  NewYork J. Math.
  
  Volume: 23 Pages: 497-504
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] Isolated orderings on amalgamated free products2017
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Groups. Geom. Dyn.
  
  Volume: 11 Issue: 1 Pages: 121-138
- DOI
  10.4171/ggd/391
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] On a question of Etnyre and Van Horn-Morris2017
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Algebr. Geom. Topol.
  
  Volume: 17 Issue: 1 Pages: 561-566
- DOI
  10.2140/agt.2017.17.561
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540, KAKENHI-PROJECT-16H02145
[Journal Article] Garside-theoretic analysis of Burau representations2017
- Author(s)
  Matthieu Calvez and Tetsuya Ito
- Journal Title
  
  J. Knot Theory Ramification
  
  Volume: 27 Issue: 07 Pages: 1750040-1750040
- DOI
  10.1142/s0218216517500407
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] A characterization of almost alternating knots2017
- Author(s)
  Tetsuya Ito
- Journal Title
  
  J. Knot Theory Ramification
  
  Volume: 27 Issue: 01 Pages: 1850009-1850009
- DOI
  10.1142/s0218216518500098
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] Framing function and strengthened version of Dehn's lemma2016
- Author(s)
  Tetsuya Ito
- Journal Title
  
  J. Knot Theory Ramifications
  
  Volume: 25 Issue: 06 Pages: 1650031-1650031
- DOI
  10.1142/s0218216516500310
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02145, KAKENHI-PROJECT-15K17540
[Journal Article] Coverings of open books2016
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  AWM Research Symposium Proceedings
  
  Volume: N/A
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] A homological representation formula of colored Alexander invariant2016
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Adv. Math
  
  Volume: 289 Pages: 142-160
- DOI
  10.1016/j.aim.2015.11.023
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] A kernel of braid group representation yields a knot with trivial knot polynomials2015
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Mathematische Zeitschrift
  
  Volume: 印刷中 Issue: 1-2 Pages: 347-353
- DOI
  10.1007/s00209-015-1426-7
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] Actions of the n-strand braid groups on the free group of rank n which are similar to the Artin representation2015
- Author(s)
  Tetsuya　Ito
- Journal Title
  
  The Quarterly Journal of Mathematics
  
  Volume: 印刷中 Issue: 2 Pages: 563-581
- DOI
  10.1093/qmath/hau033
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] On a structure of random open books and closed braids2015
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Proc. Japan Acad. Ser. A Math. Sci.
  
  Volume: 91 Issue: 10
- DOI
  10.3792/pjaa.91.160
- NAID
  40020687065
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K17540
[Journal Article] Overtwisted discs in planar open books2015
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  International Journal of Mathematics
  
  Volume: 26 Issue: 03 Pages: 1550027-1550027
- DOI
  10.1142/s0129167x15500275
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] On the self-linking number of transverse links2015
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Geometry and Topology Monographs
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] Curve diagrams for Artin groups of type B2015
- Author(s)
  Tetsuya Ito
- Journal Title
  
  Hokkaido Mathematical Journal
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] Visualizing Overtwisted Discs in Open Books2014
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Publications of the Research Institute for Mathematical Sciences
  
  Volume: 50 Issue: 1 Pages: 169-180
- DOI
  10.4171/prims/128
- NAID
  110009758608
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] Open book foliations2014
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Geometry and Topology
  
  Volume: 18
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887030
[Journal Article] Operations on open book foliations2014
- Author(s)
  Tetsuya Ito and Keiko Kawamuro
- Journal Title
  
  Algebraic and Geometric topology
  
  Volume: 14
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887030
[Presentation] Generalized torsion elements as generalization of torsion elements2023
- Author(s)
  Tetsuya Ito
- Organizer
  Orderable groups
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Generalized torsion elements as generalization of torsion elements2023
- Author(s)
  Tetsuya Ito
- Organizer
  Orderable groups
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03110
[Presentation] Birman-Menasco finiteness theorem revisited2022
- Author(s)
  Tetsuya Ito
- Organizer
  Braids in Low-Dimensional Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04428
[Presentation] Birman-Menasco finiteness theorem revisited2022
- Author(s)
  Tetsuya Ito
- Organizer
  Braids in Low-Dimensional Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Birman-Menasco finiteness theorem revisited2022
- Author(s)
  Tetsuya Ito
- Organizer
  Braids in Low-Dimensional Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Cosmetic crossing 予想の現状2021
- Author(s)
  Tetsuya Ito
- Organizer
  N-KOOKセミナー
- Invited
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] A quantitative Birman-Menasco finiteness theorem and its application to crossing number problems2021
- Author(s)
  Tetsuya Ito
- Organizer
  East Asian Conferenceon Geometric Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] A quantitative Birman-Menasco finiteness theorem and its application to crossing number problems2021
- Author(s)
  Tetsuya Ito
- Organizer
  The 16th East Asian Conference on Geometric Topology
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Bennequin inequality and strongly quasipositive braids in annulus open books2020
- Author(s)
  Tetsuya Ito
- Organizer
  Mini-Symposium : Knot Theory on Okinawa
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Generalized torsion in 3-manifold groups and normal closures of slope elements2019
- Author(s)
  Ito Tetsuya、Motegi Kimihiko、Teragaito Masakazu
- Organizer
  Ordered Groups and Rigidity in Dynamics and Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Right-veering type characterization of tightness2019
- Author(s)
  Tetsuya Ito
- Organizer
  AMS Sectional Meeting Special Session on Three-dimensional Floer Theory, Contact Geometry, and Foliations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Generalized torsion in 3-manifold groups and normal closures of slope elements2019
- Author(s)
  Ito Tetsuya、Motegi Kimihiko、Teragaito Masakazu
- Organizer
  Ordered Groups and Rigidity in Dynamics and Topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Bennequin inequality and strongly quasipositive braids in annulus open books2019
- Author(s)
  Ito Tetsuya
- Organizer
  Mini-Symposium : Knot Theory on Okinawa
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Right-veering type characterization of tightness.2019
- Author(s)
  Tetsuya Ito
- Organizer
  AMS Sectional Meeting Special Session on Three-dimensional Floer Theory, Contact Geometry, and Foliations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Garside theory and braid group representations2019
- Author(s)
  Ito Tetsuya
- Organizer
  Expansions, Lie Algebras, and Invariants
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Garside theory and braid group representations.2019
- Author(s)
  Tetsuya Ito
- Organizer
  Expansions, Lie Algebras, and Invariants
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03490
[Presentation] Strongly quasipositive braids in general contact 3-manifolds2018
- Author(s)
  Tetsuya Ito
- Organizer
  Braid groups, configuration spaces and homotopy theory
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Strongly quasipositive braids in general contact 3-manifolds2018
- Author(s)
  Tetsuya Ito
- Organizer
  ICM2018 Satellite conference "Braid groups, configuration spaces and homotopy theory"
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Characterization of strongly quasi positive closed braids2018
- Author(s)
  Tetsuya Ito
- Organizer
  Representation spaces, Teichmuller theory, and their relationship with 3-manifolds from the classical and quantum viewpoints
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Characterization of strongly quasi positive closed braids2018
- Author(s)
  Tetsuya Ito
- Organizer
  Representation spaces, Teichmuller theory, and their relationship with 3-manifolds from the classical and quantum viewpoints
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] On a structure of Dehn surgery along knots and LMO invariant2017
- Author(s)
  Tetsuya Ito
- Organizer
  Low dimensional topology and number theory IX
- Place of Presentation
  九州大学(福岡県博多市)
- Year and Date
  2017-03-18
- Invited
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] L-space and left-ordering2017
- Author(s)
  Tetsuya Ito
- Organizer
  微分トポロジー１７
- Place of Presentation
  電気通信大学(東京都調布市)
- Year and Date
  2017-03-30
- Invited
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Braids, chain of Yang-Baxter like operations, and knot invariants2017
- Author(s)
  Tetsuya Ito
- Organizer
  Self-distributive system and quandle (co)homology theory in algebra and low-dimensional topology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Quasi-right-veering braids in transverse knot theory2016
- Author(s)
  Tetsuya Ito
- Organizer
  International Conference on Low-dimensional Topology
- Place of Presentation
  Southwest Jiaotong University, China
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02145
[Presentation] Quasi-right-veering braids in transverse knot theory2016
- Author(s)
  Tetsuya Ito
- Organizer
  2016 International Conference on Low-dimensional Topology
- Place of Presentation
  Southwest Jiaotong University, (Emei,Sichuan, China.)
- Year and Date
  2016-06-14
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] On relations among multiple zeta values coming from knot theory2016
- Author(s)
  Tetsuya Ito
- Organizer
  多重ゼータ値の諸相
- Place of Presentation
  京都大学(京都府京都市)
- Year and Date
  2016-07-13
- Invited
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Homological representation formula of some quantum sl_2 invariants2015
- Author(s)
  Tetsuya Ito
- Organizer
  First Encounter to Quantum Topology: School and Workshop
- Place of Presentation
  Seoul(Korea)
- Year and Date
  2015-07-20
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] On a relation between the self-linking number and the braid index of closed braids in open books2015
- Author(s)
  Tetsuya Ito
- Organizer
  Braids, Configuration Spaces and Quantum Topology
- Place of Presentation
  東京大学（東京）
- Year and Date
  2015-09-08
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17540
[Presentation] Overtwisted disc in planar open books2014
- Author(s)
  Tetsuya Ito
- Organizer
  Floer and Novikov homology, contact topology and related topics
- Place of Presentation
  Kavli IPMU
- Year and Date
  2014-04-23
- Invited
- Data Source
  KAKENHI-PROJECT-25887030
[Presentation] Overtwisted disc in planer open book2013
- Author(s)
  Tetsuya Ito
- Organizer
  AMS Fall Central Sectional Meeting
- Place of Presentation
  Washington University, St. Louis
- Invited
- Data Source
  KAKENHI-PROJECT-25887030
[Presentation] Garside structure and Dehornoy ordering of braid groups for topologist
- Author(s)
  Tetsuya Ito
- Organizer
  Combinatorial Link Homology Theories, Braids, and Contact Geometry
- Place of Presentation
  ICERM, Brown Univeristy, USA
- Year and Date
  2014-08-04 – 2014-08-08
- Invited
- Data Source
  KAKENHI-PROJECT-25887030
[Presentation] Constructing isolated orderings
- Author(s)
  Tetsuya Ito
- Organizer
  Orderable groups
- Place of Presentation
  Cajon del Maipo, Chile
- Year and Date
  2014-09-01 – 2014-09-05
- Invited
- Data Source
  KAKENHI-PROJECT-25887030
[Presentation] A topological description of colored Alexander invariant
- Author(s)
  Tetsuya Ito
- Organizer
  Low dimensional topology and number theory VII
- Place of Presentation
  IMAQ innovation Plaza, 九州大学
- Year and Date
  2015-03-25 – 2015-03-28
- Invited
- Data Source
  KAKENHI-PROJECT-25887030

1. Ohtsuki Tomotada (50223871)

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2. 藤原耕二 (60229078)

# of Collaborated Projects: 3 results

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3. 谷山公規 (10247207)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
4. 逆井卓也 (60451902)

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5. 大山淑之 (80223981)

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6. 山下靖 (70239987)

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7. 茂手木公彦 (40219978)

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8. 金信泰造 (00152819)

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9. 森藤孝之 (90334466)

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10. 玉木大 (10252058)

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11. 志摩亜希子 (50317765)

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12. 佐伯修 (30201510)

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13. 森下昌紀 (40242515)

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14. 宮澤康行 (60263761)

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15. 正井秀俊 (40735734)

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16. 小林毅 (00186751)

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17. 小島定吉 (90117705)

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18. 小沢登高 (60323466)

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19. 田中亮吉 (80629759)

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20. 塩谷隆 (90235507)

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21. TERAGAITO masakazu

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# of Collaborated Products: 3 results
22. 市原一裕

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23. 田神慶士

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Ito Tetsuya 伊藤 哲也

ITO Tetsuya 伊藤 哲也

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離散群に潜む新しい構造の発見と解明

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Re-examination of classical problems in low-dimensional topology from higher invariantsPrincipal Investigator

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３次元双曲多様体上の量子トポロジー

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Interrelation between quantum and contact topology via braid group methodsPrincipal Investigator

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Quantum Topology of knots and 3-manifolds

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Topology from a prospect of group invariant orderings and its applicationsPrincipal Investigator

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Topology, contact geometry, and fundamental group of 3-manifolds from open book decompositionPrincipal Investigator

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[Journal Article] On a group whose generalized torsion elements are torsion elements2023

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[Journal Article] A note on knot fertility. II2023

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[Journal Article] A remark on the finiteness of purely cosmetic surgeries2023

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[Journal Article] On constraints for knots to admit chirally cosmetic surgeries and their calculations2022

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[Journal Article] Generalized torsion for hyperbolic 3‐manifold groups with arbitrary large rank2022

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[Journal Article] An obstruction of Gordian distance one and cosmetic crossings for genus one knots.2022

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[Journal Article] A quantitative Birman?Menasco finiteness theorem and its application to crossing number2022

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Ito Tetsuya 伊藤哲也

ITO Tetsuya 伊藤哲也