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Related papers: A survey of hyperbolic knot theory

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We automate the process of machine learning correlations between knot invariants. For nearly 200,000 distinct sets of input knot invariants together with an output invariant, we attempt to learn the output invariant by training a neural…

Geometric Topology · Mathematics 2025-12-23 Jessica Craven , Mark Hughes , Vishnu Jejjala , Arjun Kar

We extend the list of known band structure topologies to include a large family of hyperbolic nodal links and knots, occurring both in conventional Hermitian systems where their stability relies on discrete symmetries, and in the…

Mesoscale and Nanoscale Physics · Physics 2019-08-14 Marcus Stålhammar , Lukas Rødland , Gregory Arone , Jan Carl Budich , Emil J. Bergholtz

This paper is a survey of knot theory and invariants of knots and links from the point of view of categories of diagrams. The topics range from foundations of knot theory to virtual knot theory and topological quantum field theory.

General Topology · Mathematics 2007-05-23 Louis H. Kauffman

The hyperbolic volume of a link complement is known to be unchanged when a half-twist is added to a link diagram, and a suitable 3-punctured sphere is present in the complement. We generalize this to the simplicial volume of link…

Geometric Topology · Mathematics 2019-02-20 Oliver Dasbach , Anastasiia Tsvietkova

Crochet models of a hyperbolic plane is a popular educational tool as they help to visualize complicated objets in hyperbolic geometry. We present another way how to make crochet models when we view them as a part of a triangulated…

History and Overview · Mathematics 2019-10-15 Maria Trnkova

Given a cusped hyperbolic 3-manifold with finite volume, we define two types of complex parameters which capture geometric information about the preimages of geodesic arcs traveling between cusp cross-sections. We prove that these…

Geometric Topology · Mathematics 2016-01-05 Walter Neumann , Anastasiia Tsvietkova

If a hyperbolic link has a prime alternating diagram D, then we show that the link complement's volume can be estimated directly from D. We define a very elementary invariant of the diagram D, its twist number t(D), and show that the volume…

Geometric Topology · Mathematics 2007-05-23 Marc Lackenby

We provide a diagrammatic criterion for semi-adequate links to be hyperbolic. We also give a conjectural description of the satellite structures of semi-adequate links. One application of our result is that the closures of sufficiently…

Geometric Topology · Mathematics 2016-02-12 David Futer , Efstratia Kalfagianni , Jessica S. Purcell

We give a volume formula of hyperbolic knot complements using twisted Alexander invariants.

Geometric Topology · Mathematics 2017-02-22 Hiroshi Goda

It is known that a knot complement can be decomposed into ideal octahedra along a knot diagram. A solution to the gluing equations applied to this decomposition gives a pseudo-developing map of the knot complement, which will be called a…

Geometric Topology · Mathematics 2018-11-19 Hyuk Kim , Seonhwa Kim , Seokbeom Yoon

Given any knot k, there exists a hyperbolic knot tilde k with arbitrarily large volume such that the knot group pi k is a quotient of pi tilde k by a map that sends meridian to meridian and longitude to longitude. The knot tilde k can be…

Geometric Topology · Mathematics 2014-10-01 Daniel S. Silver , Wilbur Whitten

We discuss the most elementary properties of the hyperbolic trigonometry and show how they can be exploited to get a simple, albeit interesting, geometrical interpretation of the special relativity. It yields indeed a straightforword…

Mathematical Physics · Physics 2010-02-26 Giuseppe Dattoli , Mario Del Franco

In this article, we give a rough, and so not complete yet, proof of Kashaev's conjecture, that is, the volume conjecture for hyperbolic knots, where the hyperbolicity equations associated to knot diagrams appear as the stationary phase…

Quantum Algebra · Mathematics 2007-05-23 Yoshiyuki Yokota

We study the volume conjecture of the colored Jones invariants with sequences of colors corresponding to the deformation of the hyperbolic structure of a link complement. In particular, we investigate certain limits of the colored Jones…

Geometric Topology · Mathematics 2026-05-08 Shinichiro Kakuta

We establish a pair of criteria for proving that most knot complements obtained as Dehn fillings of a given two-component hyperbolic link complement lack hidden symmetries. To do this, we use certain rational functions on varieties…

Geometric Topology · Mathematics 2019-10-11 Eric Chesebro , Jason DeBlois , Priyadip Mondal

In this paper we consider aspects of geometric observability for hypergraphs, extending our earlier work from the uniform to the nonuniform case. Hypergraphs, a generalization of graphs, allow hyperedges to connect multiple nodes and…

Dynamical Systems · Mathematics 2024-04-12 Joshua Pickard , Cooper Stansbury , Amit Surana , Indika Rajapakse , Anthony Bloch

We introduce a new real-valued invariant called the natural slope of a hyperbolic knot in the 3-sphere, which is defined in terms of its cusp geometry. We show that twice the knot signature and the natural slope differ by at most a constant…

Geometric Topology · Mathematics 2024-09-04 Alex Davies , András Juhász , Marc Lackenby , Nenad Tomasev

We discuss the fundamental (relative) 3-classes of knots (or hyperbolic links), and provide diagrammatic descriptions of the push-forwards with respect to every link-group representation. The point is an observation of a bridge between the…

Geometric Topology · Mathematics 2017-08-17 Takefumi Nosaka

We provide methods to compute the colored HOMFLY polynomials of knots and links with symmetric representations based on the linear skein theory. By using diagrammatic calculations, several formulae for the colored HOMFLY polynomials are…

Geometric Topology · Mathematics 2012-11-19 Kenichi Kawagoe

We show that if a knot admits a prime, twist-reduced diagram with at least 4 twist regions and at least 6 crossings per twist region, then every non-trivial Dehn filling of that knot is hyperbolike. A similar statement holds for links. We…

Geometric Topology · Mathematics 2014-05-20 David Futer , Jessica S. Purcell