KOYAMA Akira 小山晃

Researcher Number	40116158
Other IDs
External Links
Affiliation *help	2011 – 2018 : 早稲田大学, 理工学術院, 教授 2012 : 早稲田大, 理工学術院, 教授 2006 – 2010 : Shizuoka University, Graduate School of Science and Technology, Professor, 創造科学技術大学院, 教授 2008 : 静岡大学, 創造科学技術大学院・研究部, 教授 2007 : 静岡大学, 創造科学技術大学院研究部, 教授 … More
Review Section/Research Field	Principal Investigator Geometry / Geometry / Science education Except Principal Investigator Geometry / Geometry / Basic analysis / Basic analysis / 代数学・幾何学 / General mathematics (including Probability theory/Statistical mathematics) / Algebra
Keywords	Principal Investigator コホモロジー次元 / 幾何学 / coarse幾何学 / 幾何学的トポロジー / 位相幾何学 / コホモロジー次元論 / 次元 / トポロジー / Coarse幾何学 / 次元論 … More Except Principal Investigator トポロジー / 幾何学 / Riemann多様体 / Alexandrov空間 / Manifolds / asymptotic次元 / Transfinite dimension / 中心極限定理 / ideal boundary / Formal balls / コンパクト化 / Domain / Riemannian manifold / 理想境界 / 位相幾何 / 写像によるカラーリング / Topological dimension / 幾何学的群論 / Busemann関数 / 同相群 / Topology / Higsonコンパクト化 / 微分同相群 / Metric spaces / 距離に依存するコンパクト化 / Kleinian group / Sinqularity Theory / wavelet analysis / 葉層構造論 / Metric space / パラコンパクト / 三角群 / 佐藤の超関数 / Gauge Theory / マルチウェーブレット / factor / Smirnovコンパクト化 / Mapping Class Groups / k-space / 測度保存変換 / Foliations / Higson / microlocal analysis / CAT(0)空間 / 一般位相 / Three Dimensional Manifolds / Smirnov / Jorgensen number / Compactness degree / uniformization of a Riemann surface / 体積 / ウェーブレット解析 / 位相群 / compactness degree / time frequency analysis / 測度保存同相写像 / 写像によるcoloring / Wavelet / 写像類群 / 位相幾何学 / CAT(O)空間 / Association Schewe / 測地線 / 非コンパクト多様体 / classical Schottky group / Algebraic Topology / 古典的ショットキイ群 / 正規直交ウェーブレット / マルチンゲール / Shape理論 / 調和写像 / Liouville manifold / Dimension / リーマン面の一意化 / クライン群 / Cohomological dimension / Jorgensen group / 代数的トポロジー / filter / 時間周波数解析 / 極 / CE同値性 / Schottky space / ウェーブレット / ショットキイ空間 / Busemann function / Locally compact / Alexandrov space / 古典的ハーディ空間 / 連続体 / 定常過程 / 最小跡 / End charge準同型 / 無限遠点 / Cohomoloical dimension / image processing / ヨルゲンセン群 / Whitney位相 / 重複対数の法則 / Cohomological diemnsion / 距離空間 / コクセター群 / cut locus / 一様同相写像 / 無限次元多様体 / インシデンス幾何 / General Topology / ゲージ理論 / Coarse 幾何学 / 一様位相 / Liouville多様体 / 3次元双曲多様体 / エルゴード定理 / 超局所解析 / Ricci曲率 / 擬似乱数 / ショットキイ群 / Coarse幾何 / aymptotic次元 / Schottky group / メンガ－普遍空間 / CAT(0) / Matlab / 画像処理 / Formal ball / 時系列解析 / 弧長空間 / Continuous domain / multiwavelet / acyclic resolution / 3次元多様体論 / 定常線形過程 / free Abelian / フィルタ / ヨルゲンセン数 / Jorgensen's inequality / 曲率 / Topological spaces / 微分方程式ソルバー / 特異点理論 / ヨルゲンセンの不等式 / Coarse幾何学 Less

次元論および距離空間の埋蔵問題から考察するcoarse幾何学の研究Principal InvestigatorOngoing
- Principal Investigator
  
  小山晃
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Waseda University
Embedding problems related to asymptotic dimension in coarse geometryPrincipal Investigator
- Principal Investigator
  
  Koyama Akira
- Project Period (FY)
  2012 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Waseda University
Study of groups of measure-preserving homeomorphisms and volume-preserving diffeomorphisms of noncompact manifolds
- Principal Investigator
  
  YAGASAKI Tatsuhiko
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Kyoto Institute of Technology
Coarse analyzing metric spaces of non-positive curvature and topological analyzing remainders of its compactifications
- Principal Investigator
  
  CHINEN NAOTSUGU
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  防衛大学校(総合教育学群、人文社会科学群、応用科学群、電気情報学群及びシステム工学群)
  Hiroshima Institute of Technology
Cohomological dimension theory in coarse geometryPrincipal Investigator
- Principal Investigator
  
  KOYAMA Akira
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Waseda University
  Shizuoka University
Study of various groups of homeomorphisms of noncompact manifolds
- Principal Investigator
  
  YAGASAKI Tatsuhiko
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Kyoto Institute of Technology
Coarse geometry and compactifications that are metric-dependent, with relation to Novikov conjecture
- Principal Investigator
  
  CHINEN Naotsugu
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Okinawa National College of Technology
新領域科目「かたちの数理科学」と博士課程後期における数理科学教育Principal Investigator
- Principal Investigator
  
  小山晃
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Science education
- Research Institution
  Shizuoka University
Construction of exotic homology manifolds and generalization of Quinn indexPrincipal Investigator
- Principal Investigator
  
  KOYAMA Akira
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Shizuoka University
Dimension, metrics and computability in metric spaces
- Principal Investigator
  
  HATTORI Yasunao
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Shimane University
Research on Jorgensen groups and classical Schottky groups
- Principal Investigator
  
  SATO Hiroki
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Shizuoka University
Research on cohomological dimension of topological spaces and one of Coxeter groupsPrincipal Investigator
- Principal Investigator
  
  KOYAMA Akira
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka Kyoiku University
Various Aspects of Topology
- Principal Investigator
  
  TSUBOI Takashi
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
Geometry of Points at Infinity
- Principal Investigator
  
  SUGAHARA Kunio
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka Kyoiku University
Microlocal filtering with multiwavelets
- Principal Investigator
  
  ASHINO Ryuichi
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Osaka Kyoiku University
Compactifications of Riemannian manifolds and points at infinity
- Principal Investigator
  
  SUGAHARA Kunio
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka Kyoiku University
微分可能多様体上のRiemann計量と距離構造
- Principal Investigator
  
  菅原邦雄
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka Kyoiku University
階数3のインシデンス幾何
- Principal Investigator
  
  吉荒聡
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Osaka Kyoiku University
弧長空間とその上の測地線
- Principal Investigator
  
  菅原邦雄
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka Kyoiku University
定常過程の極限定理とそれらの統計学への応用
- Principal Investigator
  
  横山良三
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Osaka Kyoiku University
距離空間,及びそれに関連する諸分野について
- Principal Investigator
  
  安井義和
- Project Period (FY)
  1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Osaka Kyoiku University
多様体の胞体分割とコホモロジ-次元Principal Investigator
- Principal Investigator
  
  小山晃
- Project Period (FY)
  1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Institution
  Osaka Kyoiku University

All 2015 2014 2013 2012 2011 2010 2009 2008 2007 2004 Other

All Journal Article Presentation Book

[Book] Topics in dimension theory, Recent progress in general topology. III2014
- Author(s)
  J. Dydak and A. Koyama
- Total Pages
  39
- Publisher
  Atlantis Press
- Data Source
  KAKENHI-PROJECT-24540099
[Book] Topoic in Dimension Theory in "Recent Progress in Topology III"2014
- Author(s)
  J.Dydak and A. Koyama
- Total Pages
  39
- Publisher
  Atlantis Press
- Data Source
  KAKENHI-PROJECT-24540099
[Book] Topoic in Dimension Theory in "Recent Progress in Topology"2013
- Author(s)
  J. Dydak and A. Koyama
- Total Pages
  39
- Publisher
  Springer-Verlag
- Data Source
  KAKENHI-PROJECT-24540099
[Journal Article] Surfaces in products of two curves2015
- Author(s)
  A. Koyama, J. Krasinkiewicz and S. Spiez
- Journal Title
  
  Topology and its Applications
  
  Volume : 196
- Acknowledgement Compliant / Int'l Joint Research / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540099
[Journal Article] Embeddings into products and symmetric products—an algebraic approach2012
- Author(s)
  Akira Koyama、Józef Krasinkiewicz、Stanisław Spież
- Journal Title
  
  Houston Journal of Mathematics
  
  Volume : 38, no.2 Pages : 611-641
- URL
  http://math.uh.edu/~hjm/Vol38-2.html
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540105
[Journal Article] Embeddings into products and symmetric products - an algebraic approach2012
- Author(s)
  A. Koyama, J. Krasinkiewicz and S. Spiez
- Journal Title
  
  Houston Journal of Mathematics
  
  Volume : 38 Pages : 611-641
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540099
[Journal Article] Generalized manifolds in products of curves2011
- Author(s)
  A. Koyama, J. Krasinkiewicz and S. Spiez
- Journal Title
  
  Trans. Amer. Math. Soc.
  
  Volume : 363, no.3 Pages : 1509-1532
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] Generalized manifolds in products of curves2011
- Author(s)
  Akira Koyama, Jozef Krasinkiewicz, Stanislaw Spiez
- Journal Title
  
  Transactions of the American Mathematical Society
  
  Volume : 363 Pages : 1509-1532
- DOI
  10.1090/S0002-9947-2010-05157-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075, KAKENHI-PROJECT-22540105
[Journal Article] Continuous linear extension of functions2010
- Author(s)
  A.Koyama, I.Stasyuk, E.D.Tymchatyn, A.Zagorodnyuk
- Journal Title
  
  Proceedings of American Mathematical Society
  
  Volume : 138 Pages : 4149-4155
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] On the symmetric hyperspaces of the circle2010
- Author(s)
  N.Chinen, A.Koyama
- Journal Title
  
  Topology and its Applications
  
  Volume : 157 Pages : 2613-2621
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] On the symmetric hyperspace of the circle2010
- Author(s)
  N. Chinen and A. Koyama
- Journal Title
  
  Topology and its Appl
  
  Volume : 157, no.17 Pages : 2613-2621
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] Continuous linear extension of functions2010
- Author(s)
  A. Koyama, I. Stasyuk, E. D. Tymchatyn and A. Zagorodnyuk
- Journal Title
  
  Proc. Amer. Math. Soc
  
  Volume : 138, no.11 Pages : 4149-4155
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] Coarse幾何学とShape理論2010
- Author(s)
  Akira Koyama
- Journal Title
  
  数理解析研究所講究録 1681
  
  Pages : 42-48
- Data Source
  KAKENHI-PROJECT-19540108
[Journal Article] CO-coarse geometry of complements of Z-sets in the Hilbert cube2008
- Author(s)
  E. Cuchillo-Ibbanez, T. Dvdak, A. Koyama, M. A. Moron
- Journal Title
  
  Trans. Amer. Math. Soc. 360(10)
  
  Pages : 5229-5246
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19650224
[Journal Article] C^0-coarse geometry ofcomplements of Z-sets in the Hilbert cube2008
- Author(s)
  Cuchillo-Ibanez, E. ; Dydak, J. ; Koyama, A. ; Moron, M. A
- Journal Title
  
  Trans.Amer.Math.Soc 360
  
  Pages : 5229-5246
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540078
[Journal Article] C0-coarse geometry of complements of Z-sets in the Hilbert cube2008
- Author(s)
  E. Cuchillo-Ibanez、Jerzy Dydak、Akira Koyama、M.A. Moron
- Journal Title
  
  Transactions of the American Mathematical Society 360
  
  Pages : 5229-5246
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540108
[Journal Article] Strong cohomological dimension2008
- Author(s)
  J. Dydak, A. Koyama
- Journal Title
  
  Bulletin of Polish Academy of Sciences 56(2)
  
  Pages : 183-189
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19650224
[Journal Article] Recent development of cohomological dimension theory Existence and applicaion of Edwards-Walsh resolutions2004
- Author(s)
  Akira Koyama
- Journal Title
  
  Sugaku Expositions 17・2
  
  Pages : 26-26
- Data Source
  KAKENHI-PROJECT-16540147
[Journal Article] Recent development of cohomological dimension theory - Existence and applications of Edwards-Walsh resolutions2004
- Author(s)
  Koyama, Akira
- Journal Title
  
  Sugaku Expositions, Amer. Math. Soc. 17(2)
  
  Pages : 125-150
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16540064
[Journal Article] Recent development of cohomological dimension theory-Existence and applications of Edwards-Walsh resolutions2004
- Author(s)
  Koyama, Akira
- Journal Title
  
  Sugaku Expositions, Amer. Math. Soc. 17.2
  
  Pages : 125-150
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16540064
[Journal Article] Recent development of cohomological dimension theory, Existence and applicaion of Edwards-Walsh resolutions2004
- Author(s)
  A.Koyama
- Journal Title
  
  Sugaku Expositions 17.2
  
  Pages : 1-26
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16540147
[Journal Article] Recent development of cohomological dimension theory Existence and applicaion of Edwards-Walsh resolutions2004
- Author(s)
  Akira Koyama
- Journal Title
  
  Sugaku Expositions 17・2
  
  Pages : 26-26
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16540147
[Journal Article] Recent development of cohomological dimension theory : Existence and applications of Edwards-Walsh resolutions2004
- Author(s)
  A.Koyama
- Journal Title
  
  Sugaku Expositions 17
  
  Pages : 125-150
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16540066
[Journal Article] Recent Development of Cohomological Dimension Theory : Existence and Applications of Edwards-Walsh Resolutions2004
- Author(s)
  Akira KOYAMA(小山晃)
- Journal Title
  
  Sugaku Expositions 17・2
  
  Pages : 125-150
- Data Source
  KAKENHI-PROJECT-16540064
[Journal Article] Recent Development of Cohomological Dimension Theory : Existence and Applications of Edwards-Walsh resolutions2004
- Author(s)
  A.Koyama
- Journal Title
  
  Sugaku Expositions 17
  
  Pages : 125-150
- Data Source
  KAKENHI-PROJECT-16540066
[Journal Article] Generalized manifolds in products of curves
- Author(s)
  A.Koyama, J.Krasinkiewicz, S.Spiez
- Journal Title
  
  Transactions of American Mathematical Society
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] On the symmetric hyperspace of the circle
- Author(s)
  N.Chinen, A.Koyama
- Journal Title
  
  Topology and its Applications
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] Strong cohomological dimension
- Author(s)
  J.Dydak and A.Koyama
- Journal Title
  
  Bulletin of Polish Academy of Sciences (In press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19650224
[Journal Article] C0-coarse geometry of complements of Z-sets in the Hilbert cube
- Author(s)
  E.Cuchillo-Ibbanez, J.Dydak, A.Koyama and M.A.Moron
- Journal Title
  
  Trans.Amer.Math.Soc. (In press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19650224
[Journal Article] On embeddings into products of curves-An algebraic approach
- Author(s)
  A. Koyama, J. Krasinkiewicz and S. Spiez
- Journal Title
  
  Houston J. Math
  
  Volume : (in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540075
[Journal Article] On the symmetric hyperspace of the circle
- Author(s)
  Naotsugu Chinen、Akira Koyama
- Journal Title
  
  Topology and its Applications (掲載予定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540108
[Presentation] A role of Whyburn Factorization Theorem in Dimension Theory2015
- Author(s)
  A. Koyama
- Organizer
  The 1st Pan Pacific International Conference on Topology and its Applications
- Place of Presentation
  Minnan Normal University, Zhang Zhou, China
- Year and Date
  2015-11-26
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-24540099
[Presentation] Characterization of n-dimensional compacta in the product of n curves2015
- Author(s)
  A. Koyama
- Organizer
  DubrovnikVIII - Geometric Topology, Geometric Group Theory and Dynamical Systems
- Place of Presentation
  Inter-University Center, Dubrovnik, Croatia
- Year and Date
  2015-06-22
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-24540099
[Presentation] On embeddings into products of curves2013
- Author(s)
  Akira Koyama
- Organizer
  8th Summer Conference on Topology and its Applications
- Place of Presentation
  Nipissing University、NorthBay、Canada
- Year and Date
  2013-07-25
- Data Source
  KAKENHI-PROJECT-22540105
[Presentation] Surfaces in products of two curves2013
- Author(s)
  Koyama, Akira
- Organizer
  International Conference on Topology and Geometry 2013
- Place of Presentation
  Shimane University
- Data Source
  KAKENHI-PROJECT-24540099
[Presentation] On embeddings into products of curves2013
- Author(s)
  Koyama, Akira
- Organizer
  28th Summer Conference on Topology and its Applications
- Place of Presentation
  Nipissing University (Ontario, Canada)
- Invited
- Data Source
  KAKENHI-PROJECT-24540099
[Presentation] Surfaces in products of two curves2011
- Author(s)
  小山晃
- Organizer
  2011年度General Topology Symposium
- Place of Presentation
  埼玉大学(埼玉県)
- Year and Date
  2011-12-20
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Homotopy Type of Symmetric Products of Graphs-Topics from Embedding Theroems2011
- Author(s)
  Akira Koyama
- Organizer
  Dubrovnik VII-Geometric Topology
- Place of Presentation
  ドブロブニク(クロアチア)(招待講演)
- Year and Date
  2011-06-28
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] A role of Whyburn factorization theorem for embeddings of n-dimensional contiuna into products of n curves2011
- Author(s)
  Akira Koyama
- Organizer
  Geometric Topology Conference in honor of Evgeny Shchepin on the ocasion of his 60th birthday
- Place of Presentation
  オアハカ(メキシコ)(招待講演)
- Year and Date
  2011-10-16
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Note on acyclic resolutions and cohomological dimension2011
- Author(s)
  Akira Koyama
- Organizer
  Israeli-Polish Mathematical Meeting
- Place of Presentation
  ウッジ(ポーランド)(招待講演)
- Year and Date
  2011-09-14
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Surfaces in products of two curves2011
- Author(s)
  小山晃
- Organizer
  2011年度General Topology Symposium
- Place of Presentation
  埼玉大学
- Year and Date
  2011-12-20
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Homotopy Type of Symmetric Products of Graphs-Topics from Embedding Theorems2011
- Author(s)
  Koyama Akira
- Organizer
  Dubrovnik VII-Geometric Topology
- Place of Presentation
  Inter University, Dubrovnik, Croatia
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Note on acyclic resolutions and cohomological dimension2011
- Author(s)
  Koyama Akira
- Organizer
  Israeli-Polish Mathematical Meeting
- Place of Presentation
  University of Lodz, Poland
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] A role of Whyburn factorization theorem for embeddings of n-dimensional continua into products of n curves2011
- Author(s)
  Koyama Akira
- Organizer
  Geometric Topology Conference in honor of Evgeny Shchepin on the ocasion of his 60th birthday
- Place of Presentation
  UNAM-Oaxaca, Mexico
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Embedding Theorems of n-dimensional compacts into the products of curves2010
- Author(s)
  Koyama, Akira
- Organizer
  The 5^<th> Japan-Mexico joint conference of topology and its applications
- Place of Presentation
  University of Colima, Colima, Mexii.
- Year and Date
  2010-09-30
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] On symmetric products of graphs-related to embedding theorems2010
- Author(s)
  Koyama, Akira
- Organizer
  General Topology Symposium
- Place of Presentation
  筑波大学(つくば市)
- Year and Date
  2010-12-20
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Embeddings of n-dimen-sional compacta into products of curves2010
- Author(s)
  Koyama Akira
- Organizer
  International Conference Japan-Mexico on Topology and its Applications
- Place of Presentation
  University of Colima, Mexico
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] On symmetric products of graphs and embedding theorems2010
- Author(s)
  小山晃
- Organizer
  2010年度General Topology Symposium
- Place of Presentation
  筑波大学
- Year and Date
  2010-12-18
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Coarse 幾何学と Shape 理論2009
- Author(s)
  小山晃
- Organizer
  一般位相幾何学および幾何学的トポロジーに関する研究
- Place of Presentation
  京都大学
- Year and Date
  2009-10-15
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] n次元一般多様対の埋蔵について2009
- Author(s)
  小山晃
- Organizer
  2009年度 General Topology シンポジウム
- Place of Presentation
  大分大学
- Year and Date
  2009-12-16
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] n次元一般多様体の埋蔵について2009
- Author(s)
  小山晃
- Organizer
  2009年度General Topology Symposium
- Place of Presentation
  大分大学
- Year and Date
  2009-12-16
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] Coarse幾何学のshape理論的接近2009
- Author(s)
  小山晃
- Organizer
  研究集会「一般的および幾何学的トポロジーの諸問題」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2009-10-15
- Data Source
  KAKENHI-PROJECT-21540075
[Presentation] The symmetric products of the circle2007
- Author(s)
  A.Koyama
- Organizer
  Dubrovnik VI-Geometric Topology
- Place of Presentation
  Inter University Center,Dubrovnik,Croatia
- Year and Date
  2007-10-06
- Data Source
  KAKENHI-PROJECT-19650224
[Presentation] The symmetric products of the circle2007
- Author(s)
  小山晃
- Organizer
  Dubrovnik VI - Geometric Topology
- Place of Presentation
  Dubrovnik, Croatia
- Year and Date
  2007-10-06
- Data Source
  KAKENHI-PROJECT-19540108

1. SUGAHARA Kunio (20093255)

# of Collaborated Projects : 10results

# of Collaborated Products : 0results
2. YAGASAKI Tatsuhiko (40191077)

# of Collaborated Projects : 6results

# of Collaborated Products : 0results
3. HOSAKA Tetsuya (50344908)

# of Collaborated Projects : 6results

# of Collaborated Products : 0results
4. CHINEN Naotsugu (20370067)

# of Collaborated Projects : 5results

# of Collaborated Products : 4results
5. 高嶋恵三 (00137184)

# of Collaborated Projects : 5results

# of Collaborated Products : 0results
6. MACHIGASHIRA Yoshiroh (00253584)

# of Collaborated Projects : 4results

# of Collaborated Products : 0results
7. KATAYAMA Yoshikazu (10093395)

# of Collaborated Projects : 4results

# of Collaborated Products : 0results
8. YOKOI Katsuya (90240184)

# of Collaborated Projects : 3results

# of Collaborated Products : 0results
9. KATO Hisao (70152733)

# of Collaborated Projects : 3results

# of Collaborated Products : 0results
10. 横山良三 (80124783)

# of Collaborated Projects : 3results

# of Collaborated Products : 0results
11. 田中秀典 (60192176)

# of Collaborated Projects : 3results

# of Collaborated Products : 0results
12. FUKUI Kazuhiko (30065883)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
13. TANUMA Kazumi (60217156)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
14. SAKAI Katsuro (50036084)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
15. OKURA Hiroyuki (80135649)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
16. TOMOYASU Kazuo (10332107)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
17. KUMURA Hironori (30283336)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
18. EDA Katsuya (90015826)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
19. ITOH Jin-ichi (20193493)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
20. HATTORI Yasunao (20144553)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
21. 山田耕三 (00200717)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
22. 吉荒聡 (10230674)

# of Collaborated Projects : 2results

# of Collaborated Products : 0results
23. MAITANI Fumio (10029340)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
24. TSUKAMOTO Chiaki (80155340)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
25. MINE Kotaro (90512525)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
26. KAWAI Shigeo (30186043)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
27. ASHINO Ryuichi (80249490)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
28. CHODA Hisashi (00030389)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
29. NAGASE Michihiro (70034733)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
30. TSUBOI Takashi (40114566)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
31. FUKAYA Kenji (30165261)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
32. KAWAUCHI Akio (00112524)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
33. MATSUMOTO Shigenori (80060143)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
34. MORIMOTO Masaharu (30166441)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
35. KHONO Toshitake (80144111)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
36. INNAMI Nobuhiro (20160145)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
37. WATANABE Tadashi (10107724)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
38. UNO Katsuhiro (70176717)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
39. MAEDA Sadahiro (40181581)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
40. KIMURA Makoto (30186332)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
41. TSUIKI Hideki (10211377)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
42. SATO Hiroki (40022222)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
43. NAKANISHI Toshihiro (00172354)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
44. OKUMURA Yoshihide (90214080)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
45. 安井義和 (20030372)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
46. 伊藤達郎 (90015909)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
47. 千葉慶子 (90022227)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
48. 鈴木信行 (60216421)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
49. 田中直樹 (00207119)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
50. 清水扇丈 (50273165)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
51. 大田春外 (40126769)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
52. 泉屋周一 (80127422)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
53. 森田茂之 (70011674)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
54. 松本幸夫 (20011637)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
55. 松本堯生 (50025467)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results

KOYAMA Akira 小山 晃

Research Projects

Research Products

Co-Researchers

次元論および距離空間の埋蔵問題から考察するcoarse幾何学の研究Principal InvestigatorOngoing

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Embedding problems related to asymptotic dimension in coarse geometryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Cohomological dimension theory in coarse geometryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

新領域科目「かたちの数理科学」と博士課程後期における数理科学教育Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Construction of exotic homology manifolds and generalization of Quinn indexPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Research on cohomological dimension of topological spaces and one of Coxeter groupsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

KOYAMA Akira 小山晃