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Related papers: Refined knot invariants and Hilbert schemes

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We first apply the method and results in the previous paper to give a new proof of a result (hold in $ {\bf C}/{\bf Z}$) of Gilkey on the variation of h-invariants associated to non self-adjoint Dirac type operators. We then give an…

Differential Geometry · Mathematics 2007-05-23 Xiaonan Ma , Weiping Zhang

We suggest a new construction for the Quantum Groups - Jones polynomials of torus knots in terms of the PBW theorem of DAHA for any root systems and weights (justified for type A). The main focus is on the DAHA super-polynomials, a stable…

Quantum Algebra · Mathematics 2012-08-07 Ivan Cherednik

Various equivariant intersection numbers on Hilbert schemes of points on the affine plane are computed, some of which are organized into tau-functions of 2-Toda hierarchies. A correspondence between the equivariant intersection on Hilbert…

Algebraic Geometry · Mathematics 2007-05-23 Wei-Ping Li , Zhenbo Qin , Weiqiang Wang

By showing a structural result on how the Rozansky-Witten invariants of Hilbert schemes of points on a K3 surface and the Generalised Kummer varieties depend on the dimension, we give a method how to compute a large class of Rozansky-Witten…

Algebraic Geometry · Mathematics 2007-05-23 Marc A. Nieper-Wisskirchen

We study refined topological string theory in the presence of orientifolds by counting second-quantized BPS states in M-theory. This leads us to propose a new integrality condition for both refined and unrefined topological strings when…

High Energy Physics - Theory · Physics 2015-06-04 Mina Aganagic , Kevin Schaeffer

We recall Petit's construction of "dichromatic" invariants of 4-manifolds computed from Kirby diagrams using a nested pair of ribbon fusion categories $ B \subset C $ as initial data. Along the way we prove a lemma that fits the use of…

Quantum Algebra · Mathematics 2025-11-11 Ik Jae Lee , David N Yetter

Echeverria recently introduced an invariant for a smoothly embedded torus in a homology $S^1\times S^3$, using gauge theory for singular connections. We define a new topological invariant of such an embedded torus, analogous to the…

Geometric Topology · Mathematics 2022-11-02 Daniel Ruberman

This is the second of a series of two technical papers devoted to the analysis of holonomy invariants in strict higher gauge theory with end applications in higher Chern--Simons theory. We provide a definition of trace over a crossed module…

High Energy Physics - Theory · Physics 2016-08-17 Roberto Zucchini

Given an algebraic surface $X$, the Hilbert scheme $X^{[n]}$ of $n$-points on $X$ admits a contraction morphism to the $n$-fold symmetric product $X^{(n)}$ with the extremal ray generated by a class $\beta_n$ of a rational curve. We…

Algebraic Geometry · Mathematics 2007-05-23 Jun Li , Wei-Ping Li

We calculate the asymptotic behavior of the Kashaev invariant of a twice-itarated torus knot and obtain topological interpretation of the formula in terms of the Chern--Simons invariant and the twisted Reidemeister torsion.

Geometric Topology · Mathematics 2019-04-09 Hitoshi Murakami , Anh T. Tran

Chern-Simons theory in the 1/N expansion has been conjectured to be equivalent to a topological string theory. This conjecture predicts a remarkable relationship between knot invariants and Gromov-Witten theory. We review some basic aspects…

High Energy Physics - Theory · Physics 2010-04-12 Marcos Marino

Kronheimer and Mrowka asked whether the difference between the four-dimensional clasp number and the slice genus can be arbitrarily large. This question is answered affirmatively by studying a knot invariant derived from equivariant…

Geometric Topology · Mathematics 2024-09-09 Aliakbar Daemi , Christopher Scaduto

We introduce an invariant of tangles in Khovanov homology by considering a natural inverse system of Khovanov homology groups. As application, we derive an invariant of strongly invertible knots; this invariant takes the form of a graded…

Geometric Topology · Mathematics 2017-04-07 Liam Watson

We show that Hilbert schemes of planar curve singularities and their parabolic variants can be interpreted as certain generalized affine Springer fibers for $GL_n$, as defined by Goresky-Kottwitz-MacPherson. Using a generalization of affine…

Algebraic Geometry · Mathematics 2022-01-28 Niklas Garner , Oscar Kivinen

The goal of this article is twofold. First, we find a natural home for the double affine Hecke algebras (DAHA) in the physics of BPS states. Second, we introduce new invariants of torus knots and links called "hyperpolynomials" that address…

Quantum Algebra · Mathematics 2015-05-08 Ross Elliot , Sergei Gukov

We construct a stratification of the punctual Hilbert scheme of points on a non-reduced and nodal plane curve, $x^uy^v=0$. Each stratum is indexed by a new combinatorial object we define: a weak diagonal partition. The approach is based on…

Algebraic Geometry · Mathematics 2026-04-07 Yuze Luan

We show that from the asymptotic behavior of an evaluation of the colored Jones polynomial of the figure-eight knot we can extract the Chern--Simons invariant and the twisted Reidemeister torsion associated with a representation of the…

Geometric Topology · Mathematics 2014-02-26 Hitoshi Murakami

In this article we are defining a refinement of Kool-Thomas invariants of local surfaces via the equivariant $K$-theoretic invariants proposed by Nekrasov and Okounkov. Kool and Thomas defined the reduced obstruction theory for the moduli…

Algebraic Geometry · Mathematics 2020-12-11 Rizal Afgani

We study the asymptotic behavior of the Witten-Reshetikhin-Turaev invariant associated with the square of the $n$-th root of unity with odd $n$ for a Seifert fibered space obtained by an integral Dehn surgery along a torus knot. We show…

Geometric Topology · Mathematics 2020-12-07 Hitoshi Murakami , Anh T. Tran

We conjecture an explicit formula for the $K$-theoretically refined Vafa-Witten invariants of the Enriques surface. By a wall-crossing argument the conjecture is equivalent to a new conjectural formula for the K-theoretically refined…

Algebraic Geometry · Mathematics 2024-08-01 Georg Oberdieck