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Related papers: Commensurability classes of (-2,3,n) pretzel knot …

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We show that a hyperbolic 2-bridge knot complement is the unique knot complement in its commensurability class. We also discuss constructions of commensurable hyperbolic knot complements and put forth a conjecture on the number of…

Geometric Topology · Mathematics 2016-01-20 Alan W. Reid , Genevieve S. Walsh

This paper exhibits an infinite family of hyperbolic knot complements that have three knot complements in their respective commensurability classes.

Geometric Topology · Mathematics 2014-10-01 Neil R. Hoffman

We investigate commensurability classes of hyperbolic knot complements in the generic case of knots without hidden symmetries. We show that such knot complements which are commensurable are cyclically commensurable, and that there are at…

Geometric Topology · Mathematics 2014-11-11 Michel Boileau , Steven Boyer , Radu Cebanu , Genevieve S. Walsh

In this note we exhibit concrete examples of characterizing slopes for the knot $12n242$, aka the $(-2,3,7)$-pretzel knot. Although it was shown by Lackenby that every knot admits infinitely many characterizing slopes, the non-constructive…

Geometric Topology · Mathematics 2022-09-23 Duncan McCoy

In this paper we analyze symmetries, hidden symmetries, and commensurability classes of $(\epsilon, d_L)$-twisted knot complements, which are the complements of knots that have a sufficiently large number of twists in each of their twist…

Geometric Topology · Mathematics 2022-08-10 Neil R. Hoffman , Christian Millichap , William Worden

In this paper we prove that if $M_K$ is the complement of a non-fibered twist knot $K$ in $\mathbb S^3$, then $M_K$ is not commensurable to a fibered knot complement in a $\mathbb Z/ 2 \mathbb Z$-homology sphere. To prove this result we…

Geometric Topology · Mathematics 2007-05-23 Jim Hoste , Patrick D. Shanahan

Conjecture $\mathbb{Z}$ is a knot theoretical equivalent form of the Kervaire Conjecture. We say that a knot have property $\mathbb{Z}$ if it satisfies Conjecture $\mathbb{Z}$ for that specific knot. In this work, we show that alternating…

Geometric Topology · Mathematics 2016-09-28 Jesús Rodríguez-Viorato

We confirm the AJ conjecture [Ga04] that relates the A-polynomial and the colored Jones polynomial for those hyperbolic knots satisfying certain conditions. In particular, we show that the conjecture holds true for some classes of…

Geometric Topology · Mathematics 2014-01-28 Thang T. Q. Le , Anh T. Tran

We give a criterion for distinguishing a prime knot $K$ in $S^3$ from every other knot in $S^3$ using the finite quotients of $\pi_1(S^3\setminus K)$. Using recent work of Baldwin-Sivek, we apply this criterion to the hyperbolic knots…

Geometric Topology · Mathematics 2022-11-15 Tamunonye Cheetham-West

Closed 3-string braids admit many bandings to two-bridge links. By way of the Montesinos Trick, this allows us to construct infinite families of knots in the connected sum of lens spaces L(r,1) # L(s,1) that admit a surgery to a lens space…

Geometric Topology · Mathematics 2013-06-05 Kenneth L. Baker

We show that nontrivial classical pretzel knots L(p,q,r) are hyperbolic with eight exceptions which are torus knots. We find Conway polynomials of n-pretzel links using a new computation tree. As applications, we compute the genera of…

Geometric Topology · Mathematics 2007-07-18 Dongseok Kim , Jaeun Lee

For each even classical pretzel knot $P(2k_1+1,2k_2+1,2k_3)$, we determine the character variety of irreducible ${\rm SL}(2,\mathbb{C})$-representations, and clarify the steps of computing its A-polynomial.

Geometric Topology · Mathematics 2024-02-19 Haimiao Chen

We survey aspects of classical combinatorial sutured manifold theory and show how they can be adapted to study exceptional Dehn fillings and 2-handle additions. As a consequence we show that if a hyperbolic knot $\beta$ in a compact,…

Geometric Topology · Mathematics 2013-05-08 Scott A. Taylor

We describe four hyperbolic knot complements in $\mathbb{S}^3$, each of which covers a prism orbifold: the quotient of $\mathbb{H}^3$ by the action of a discrete group generated by reflections in the faces of a polyhedron that has the…

Geometric Topology · Mathematics 2026-03-27 Jason DeBlois , Arshia Gharagozlou , Neil R Hoffman

For a prime knot $K$, we give sufficient conditions for the existence of a component $\mathcal{C}$ of the irreducible ${\rm SL}(2,\mathbb{C})$-character variety of $K$ with $\dim\mathcal{C}>1$, and give a lower bound for $\dim\mathcal{C}$.…

Geometric Topology · Mathematics 2026-01-06 Haimiao Chen

We give examples of non-fibered hyperbolic knot complements in homology spheres that are not commensurable to fibered knot complements in homology spheres. In fact, we give many examples of knot complements in homology spheres with the…

Geometric Topology · Mathematics 2007-05-23 Danny Calegari , Nathan M. Dunfield

We prove that many pretzel knots of the form $P(2n,m,-2n\pm1,-m)$ are not topologically slice, even though their positive mutants $P(2n, -2n\pm1, m, -m)$ are ribbon. We use the sliceness obstruction of Kirk and Livingston related to the…

Geometric Topology · Mathematics 2015-02-19 Allison N. Miller

We compute the involutive knot invariants for pretzel knots of the form P(-2,m,n) for m and n odd and greater than or equal to 3.

Geometric Topology · Mathematics 2022-06-15 Kristen Hendricks , Matthew Issac , Nicholas McConnell

We provide a partial classification of the 3-strand pretzel knots $K = P(p,q,r)$ with unknotting number one. Following the classification by Kobayashi and Scharlemann-Thompson for all parameters odd, we treat the remaining families with $r$…

Geometric Topology · Mathematics 2012-12-19 Dorothy Buck , Julian Gibbons , Eric Staron

Associated to a hyperbolic knot complement in $S^3$ is a set of prime numbers corresponding to the residue characteristics of the ramified places of the quaternion algebras obtained by Dehn surgery on the knots. Previous work by…

Geometric Topology · Mathematics 2021-11-02 Nicholas Rouse
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