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2013 Fiscal Year Final Research Report

The construction of infinite dimensional singularity theory of completely non-integrable systems and its applications to the singular motion-planning problem

Research Project

  • PDF
Project/Area Number 23654058
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Global analysis
Research InstitutionHokkaido University

Principal Investigator

ISHIKAWA Goo  北海道大学, 理学(系)研究科(研究院), 教授 (50176161)

Project Period (FY) 2011 – 2013
Keywords特異トラジェクトリ / 制御系 / 終点写像
Research Abstract

For generic polynomial control-affine systems, we have several results on the general properties that singular paths possess. We have the characterization of singular paths for the G2 Cartan systems, which are important also in classical differential geometry.
We have studied the approximation problem of arbitrary path by a singular path and several ideas on the applications to singular motion-planning problem. We have analyzed the singularity theory of mappings on infinite dimensional manifolds associated to completely non-integrable systems and applied to concrete singular motion-planning problems. From the viewpoint of infinite dimensional sub-Riemannian geometry, we have tried to formulate the basic theory on singular points of mapping spaces with constraints. Moreover we have the new insights on the dependence of systems of vector fields, which will defy known results.

  • Research Products

    (7 results)

All 2013 2012 2011 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (2 results) (of which Invited: 1 results)

  • [Journal Article] Tangent varieties and openings of map-germs2013

    • Author(s)
      Goo Ishikawa
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: B38 Pages: 119-137

    • URL

      http://www.kurims.kyoto-u.ac.jp/~kenkyubu/bessatsu-j.html

    • Peer Reviewed
  • [Journal Article] Singularities of tangent varieties to curves and surfaces2012

    • Author(s)
      Goo Ishikawa
    • Journal Title

      Journal of Singularities

      Volume: 6 Pages: 54-83

    • DOI

      10.5427/jsing.2012.6f

    • Peer Reviewed
  • [Journal Article] Generic bifurcations of framed curves in a space form and their envelopes2012

    • Author(s)
      Goo Ishikawa
    • Journal Title

      Topology and its Applications

      Volume: vol.159 Pages: 492-500

    • URL

      http://www.sciencedirect.com/science/journal/01668641/159/2

    • Peer Reviewed
  • [Journal Article] Asymmetry in singularities of tangent surfaces in contact-cone Legendre-null duality2011

    • Author(s)
      G. Ishikawa, Y. Machida, M. Takahashi
    • Journal Title

      Journal of Singularities

      Volume: vol.3 Pages: 126-143

    • URL

      http://www.journalofsing.org/volume3/index.html

    • Peer Reviewed
  • [Journal Article] Duality of singular paths for (2, 3, 5)-distributions

    • Author(s)
      G. Ishikawa, Y. Kitagawa, W. Yukuno
    • Journal Title

      Journal of Dynamical and Control Systems

      Volume: (to appear), (掲載確定)

    • DOI

      10.1007/s10883-014-9216-9

    • Peer Reviewed
  • [Presentation] 幾何学的制御理論から観たCartan 分布の特異パス双対性2013

    • Author(s)
      石川剛郎
    • Organizer
      日本数学会秋季総合分科会
    • Place of Presentation
      愛媛大学(松山市), 日本
    • Year and Date
      2013-09-24
  • [Presentation] Singularities of Tangent Surfaces in Cartan's Split G2-geometry2012

    • Author(s)
      Goo Ishikawa
    • Organizer
      The V-th International Conference of Differential Geometry and Dynamical Systems
    • Place of Presentation
      Callatis High-School, Mangalia (Romania)
    • Year and Date
      2012-08-30
    • Invited

URL: 

Published: 2015-06-25  

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