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We extend a result of Thistlethwaite [17, Theorem 1(iv)] on the structure of the Jones polynomial of alternating links to the wider class of quasi-alternating links. In particular, we prove that the Jones polynomial of any prime…

Geometric Topology · Mathematics 2023-08-03 Khaled Qazaqzeh , Ahmad Al-Rhayyel , Nafaa Chbili

The ribbonlength of a link is a geometric invariant defined as the infimum of the ratio of the length to the width of a folded ribbon realization of the link. In this paper, we prove that if an alternating link admits an alternating diagram…

Geometric Topology · Mathematics 2026-01-16 Hyungkee Yoo

We prove that the coefficients of the colored Jones polynomial of alternating links stabilize under increasing the number of twists in the twist regions of the link diagram. This gives us an infinite family of $q$-power series derived from…

Geometric Topology · Mathematics 2017-06-06 Mohamed Elhamdadi , Mustafa Hajij , Masahico Saito

Inspired by the combinatorial constructions in earlier work of the authors that generalized the classical Alexander polynomial to a large class of spatial graphs with a balanced weight on edges, we show that the value of the Alexander…

Geometric Topology · Mathematics 2020-07-09 Yuanyuan Bao , Zhongtao Wu

Kalfagianni and Lee found two-sided bounds for the crosscap number of an alternating link in terms of certain coefficients of the Jones polynomial. We show here that we can find similar two-sided bounds for the crosscap number of Conway…

Geometric Topology · Mathematics 2025-11-05 Rob McConkey

The purpose of this article is to give a preliminary clarification on the relation between crossing number and crossing change. With a main focus on the span of X polynomial, we prove that, as our theorem claims, the crossing number of the…

Geometric Topology · Mathematics 2011-03-25 Longting Wu , Shuting Shao , Shan Liu , Fengchun Lei

X.S. Lin and O. Dasbach proved that the sum of the absolute value of the second and penultimate coefficients of the Jones polynomial of an alternating knot is equal to the twist number of the knot. In this paper we give a new proof of their…

Geometric Topology · Mathematics 2007-05-23 Robert G. Todd

In this paper, we present a novel method to compute the determinant of a link using Fourier-Hadamard transforms of Boolean functions. We also investigate the determinant of centrally symmetric links (a special class of strong achiral…

Geometric Topology · Mathematics 2024-09-24 Baptiste Gros , Ulises Pastor , Jorge Ramirez Alfonsin

We study the head and tail of the colored Jones polynomial while focusing mainly on alternating links. Various ways to compute the colored Jones polynomial for a given link give rise to combinatorial identities for those power series. We…

Geometric Topology · Mathematics 2011-06-21 Cody Armond , Oliver T. Dasbach

We present a new 2-variable generalization of the Jones polynomial that can be defined through the skein relation of the Jones polynomial. The well-definedness of this new generalization is proved both algebraically and diagrammatically as…

Geometric Topology · Mathematics 2018-11-09 Dimos Goundaroulis , Sofia Lambropoulou

We present a version of the matrix-tree theorem, which relates the determinant of a matrix to sums of weights of arborescences of its directed graph representation. Our treatment allows for non-zero column sums in the parent matrix by…

Combinatorics · Mathematics 2026-03-12 Sayani Ghosh , Bradley S. Meyer

A determinant in algebraic $K$-theory is associated to any two almost commuting Fredholm operators. On the other hand, one can calculate a homologically defined invariant known as joint torsion. We answer in the affirmative a conjecture of…

K-Theory and Homology · Mathematics 2014-09-24 Joseph Migler

We give a proof for sharp estimate for the number of spanning trees using linear algebra and generalize this bound to multigraphs. In addition, we show that this bound is tight for complete graphs. In addition, we give estimates for number…

Combinatorics · Mathematics 2022-12-01 K. V. Chelpanov

We generalize the uniform spanning tree to construct a family of determinantal measures on essential spanning forests on periodic planar graphs in which every component tree is bi-infinite. Like the uniform spanning tree, these measures…

Probability · Mathematics 2017-02-14 Richard Kenyon

We give a combinatorial interpretation of the determinant of a matrix as a generating function over Brauer diagrams in two different but related ways. The sign of a permutation associated to its number of inversions in the Leibniz formula…

Combinatorics · Mathematics 2012-08-30 Arvind Ayyer

The paper introduces Slope Conjecture which relates the degree of the Jones polynomial of a knot and its parallels with the slopes of incompressible surfaces in the knot complement. More precisely, we introduce two knot invariants, the…

Geometric Topology · Mathematics 2010-05-26 Stavros Garoufalidis

Traditionally introduced in terms of advanced topological constructions, many link invariants may also be defined in much simpler terms given their values on a few initial links and a recursive formula on a skein triangle. Then the crucial…

Geometric Topology · Mathematics 2019-01-08 Aayush Karan

Kirchhoff showed that the number of spanning trees of a graph is the spectral determinant of the combinatorial Laplacian divided by the number of vertices; we reframe this result in the quantum graph setting. We prove that the spectral…

Spectral Theory · Mathematics 2023-03-29 Jonathan Harrison , Tracy Weyand

We study an alternating sum involving factorials and Stirling numbers of the first kind. We give an exponential generating function for these numbers and show they are nonnegative and enumerate the number of increasing trees on $n$ vertices…

Combinatorics · Mathematics 2025-09-26 Victor Wang

This work concentrates on the study of inverse determinant sums, which arise from the union bound on the error probability, as a tool for designing and analyzing algebraic space-time block codes. A general framework to study these sums is…

Information Theory · Computer Science 2013-10-01 Roope Vehkalahti , Hsiao-feng Lu , Laura Luzzi