JP Journal of Geometry and Topology

The JP Journal of Geometry and Topology publishes articles in all branches of geometry and topology, with applications to physics. It covers areas such as differential geometry, algebraic topology, and geometric aspects of mathematical physics. Survey articles are also welcome.

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ON ELEMENTARY MOVES OF SINGULAR LEGENDRIAN KNOTS

Authors

  • Sara Yamaguchi
  • Noboru Ito

Keywords:

Legendrian front, Legendrian knot, contact structure, Legendrian singular knot, singular knot, plane curve.

DOI:

https://doi.org/10.17654/0972415X22001

Abstract

We have two results. First, we give 96 generating sets of oriented singular Reidemeister moves; it is an answer to a question by Bataineh, Elhamdadi and Hajij who give a generating set of oriented singular Reidemeister moves using their computation. Second, in the theory of plane curve and Legendrian knots introduced by V. I. Arnold, we select which moves survive as those of Legendrian singular knots and fronts diagrammatically and explicitly.

Received: January 5, 2022 
Accepted: February 18, 2022

References

V. I. Arnold, Plane curves, their invariants, perestroikas and classifications, Singularities and bifurcations, with an appendix by F. Aicardi, Vol. 21 of Adv. Soviet Math., Amer. Math. Soc., Providence, RI, 1994, pp. 33-91.

Khaled Bataineh, Mohamed Elhamdadi, Mustafa Hajij and William Youmans, Generating sets of Reidemeister moves of oriented singular links and quandles, J. Knot Theory Ramifications 27(14) (2018), 15, 1850064.

S. Chmutov and V. Goryunov, Polynomial invariants of Legendrian links and plane fronts, Topics in singularity theory, Vol. 180 of Amer. Math. Soc. Transl. Ser. 2, Amer. Math. Soc., Providence, RI, 1997, pp. 25-43.

V. Goryunov, Vassiliev type invariants in Arnold’s J+-theory of plane curves without direct self-tangencies, Topology 37(3) (1998), 603-620.

Kenta Hayano and Noboru Ito, A new aspect of the Arnold invariant from a global view-point, Indiana Univ. Math. J. 64(5) (2015), 1343-1357.

Michael Polyak, Minimal generating sets of Reidemeister moves, Quantum Topol. 1(4) (2010), 399-411.

Published

2022-02-26

Issue

Section

Articles

How to Cite

ON ELEMENTARY MOVES OF SINGULAR LEGENDRIAN KNOTS. (2022). JP Journal of Geometry and Topology, 27, 1-9. https://doi.org/10.17654/0972415X22001

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