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In this paper we use 3-manifold techniques to illuminate the structure of the string link monoid. In particular, we give a prime decomposition theorem for string links on two components as well as give necessary conditions for string links…

Geometric Topology · Mathematics 2017-11-16 Ryan Blair , John Burke , Robin Koytcheff

In the present paper we extend the definition of slice-torus invariant to links. We prove a few properties of the newly-defined slice-torus link invariants: the behaviour under crossing change, a slice genus bound, an obstruction to strong…

Geometric Topology · Mathematics 2020-11-18 Alberto Cavallo , Carlo Collari

We give a new geometric obstruction to the iterated Bing double of a knot being a slice link: for n>1 the (n+1)-st iterated Bing double of a knot is rationally slice if and only if the n-th iterated Bing double of the knot is rationally…

Geometric Topology · Mathematics 2008-07-01 Jae Choon Cha , Taehee Kim

The A-B slice problem is a reformulation of the topological 4-dimensional surgery conjecture in terms of decompositions of the 4-ball and link homotopy. We show that link groups, a recently developed invariant of 4-manifolds, provide an…

Geometric Topology · Mathematics 2010-10-15 Vyacheslav Krushkal

We give a non-left-orderability criterion for involutory quandles of non-split links. We use this criterion to show that the involutory quandle of any non-trivial alternating link is not left-orderable, thus improving Theorem 8.1. proven by…

Geometric Topology · Mathematics 2023-12-21 Hamid Abchir , Mohammed Sabak

We give an infinite family of knots that are not rationally concordant to their reverses. More precisely, if R denotes the involution of the rational knot concordance group QC induced by string reversal and Fix(R) denotes the subgroup of…

Geometric Topology · Mathematics 2022-02-08 Taehee Kim

We give an alternate expansion of the colored Jones polynomial of pretzel links which recovers the degree formula in arXiv:1807.00957. As an application, we determine the degrees of the colored Jones polynomials of a new family of 3-tangle…

Geometric Topology · Mathematics 2020-06-03 Christine Ruey Shan Lee , Roland van der Veen

Obtaining colored HOMFLY-PT polynomials for knots from 3-strand braid carrying arbitrary $SU(N)$ representation is still tedious. For a class of rank $r$ symmetric representations, $[r]$-colored HOMFLY-PT $H_{[r]}$ evaluation becomes…

High Energy Physics - Theory · Physics 2019-11-05 Saswati Dhara , A. Mironov , A. Morozov , An. Morozov , P. Ramadevi , Vivek Kumar Singh , A. Sleptsov

We introduce the Schubert form a $3$-bridge link diagram, as a generalization of the Schubert normal form of a $3$-bridge link. It consists of a set of six positive integers, written as $\left( p/n,q/m,s/l\right) $, with some conditions and…

Algebraic Topology · Mathematics 2017-03-02 Margarita Toro , Mauricio Rivera

We extend the equality-type results of Ito--Takimura and Kindred for the non-orientable genera of alternating knots to the setting of two-component alternating links. We show that, for such links, a unified quantity capturing both…

Geometric Topology · Mathematics 2026-02-06 Noboru Ito , Nodoka Kawajiri

If p/q > 18, p is odd, and $p/q \ne 37/2$, (p,q)-Dehn surgery for the (-2,3,7)-pretzel knot produces a 3-manifold without Reebless foliation.

Geometric Topology · Mathematics 2007-05-23 Jinha Jun

A Fox p-colored knot $K$ in $S^3$ gives rise to a $p$-fold branched cover $M$ of $S^3$ along $K$. The pre-image of the knot $K$ under the covering map is a $\dfrac{p+1}{2}$-component link $L$ in $M$, and the set of pairwise linking numbers…

Geometric Topology · Mathematics 2022-01-03 Patricia Cahn , Elise Catania , Sarangoo Chimgee , Olivia Del Guercio , Jack Kendrick

We introduce some (p,q)-deformations of the weight multiplicities for the representations of any simple Lie algebra g over the complex numbers. This is done by associating the indeterminate q to the positive roots of a parabolic subsystem…

Combinatorics · Mathematics 2025-11-10 Cédric Lecouvey

In this paper, we tabulate the set of alternating pretzel links. Specifically, for any given crossing number $c$, we derive a closed formula that would allow us to compute $\mathcal{P}(c)$, the total number of alternating pretzel links with…

Geometric Topology · Mathematics 2025-02-18 Charlotte Aspinwall , Tobias Clark , Yuanan Diao

We introduce a technique for showing classical knots and links are not slice. As one application we show that the iterated Bing doubles of many algebraically slice knots are not topologically slice. Some of the proofs do not use the…

Geometric Topology · Mathematics 2014-10-01 Tim Cochran , Shelly Harvey , Constance Leidy

We prove the meridional rank conjecture for twisted links and arborescent links associated to bipartite trees with even weights. These links are substantial generalizations of pretzels and two-bridge links, respectively. Lower bounds on…

Geometric Topology · Mathematics 2020-12-25 Sebastian Baader , Ryan Blair , Alexandra Kjuchukova

In these notes we collect some results about finite dimensional representations of $U_q(\mathfrak{gl}(1|1))$ and related invariants of framed tangles which are well-known to experts but difficult to find in the literature. In particular, we…

Quantum Algebra · Mathematics 2015-03-18 Antonio Sartori

The determination of the braid index of an oriented link is generally a hard problem. In the case of alternating links, some significant progresses have been made in recent years which made explicit and precise braid index computations…

Geometric Topology · Mathematics 2024-03-22 Yuanan Diao , Claus Ernst , Gabor Hetyei

We introduce and study the notion of equivariant $\mathbb{Q}$-sliceness for strongly invertible knots. On the constructive side, we prove that every Klein amphichiral knot, which is a strongly invertible knot admitting a compatible negative…

Geometric Topology · Mathematics 2024-12-13 Alessio Di Prisa , Oğuz Şavk

We investigate the relationship between regular and decomposable Lagrangian cobordisms in $4$-dimensional symplectizations. First, we show that regular sliceness implies once-stably decomposable sliceness, and offer a stabilization-free…

Symplectic Geometry · Mathematics 2024-10-29 Joseph Breen
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