New Quantum Invariants of Planar Knotoids

Open Access
Authors
Publication date 08-2023
Journal Communications in Mathematical Physics
Volume | Issue number 402 | 1
Pages (from-to) 695-722
Organisations
  • Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
Abstract In this paper we discuss the applications of knotoids to modelling knots in open curves and produce new knotoid invariants. We show how invariants of knotoids generally give rise to well-behaved measures of how much an open curve is knotted. We define biframed planar knotoids, and construct new invariants of these objects that can be computed in polynomial time. As an application of these invariants we improve the classification of planar knotoids with up to five crossings by distinguishing two pairs of prime knotoids that were conjectured to be distinct by Goundaroulis et al.
Document type Article
Language English
Published at https://doi.org/10.1007/S00220-023-04738-1
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New Quantum Invariants of Planar Knotoids (Final published version)
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