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We prove a conjecture of Hutchings and Lee relating the Seiberg-Witten invariants of a closed 3-manifold X with b_1 > 0 to an invariant that `counts' gradient flow lines--including closed orbits--of a circle-valued Morse function on the…

Differential Geometry · Mathematics 2014-11-11 Thomas Mark

We show how the Turaev--Viro invariant can be understood within the framework of Chern--Simons theory with gauge group SU(2). We also describe a new invariant for certain class of graphs by interpreting the triangulation of a manifold as a…

High Energy Physics - Theory · Physics 2008-02-03 S. Kalyana Rama , Siddhartha Sen

We construct a topological invariant for a Morse-Smale flow on a 3-manifold and prove that the flows are topologically equivalent iff their invariants are same.

Dynamical Systems · Mathematics 2007-05-23 Alexandr Prishlyak

This is the second part of the proof of the exact traiangles in Seiberg-Witten Floer theory. We analyse the splitting and gluing of flow lines of the Chern-Simons-Dirac functional when the underlying three-manifold splits along a torus.…

Differential Geometry · Mathematics 2007-05-23 Matilde Marcolli , Bai-Ling Wang

Attaching a 2-handle to a genus two or greater boundary component of a 3-manifold is a natural generalization of Dehn filling a torus boundary component. We prove that there is an interesting relationship between an essential surface in a…

Geometric Topology · Mathematics 2014-10-01 Scott A. Taylor

We study series invariants for plumbed 3-manifolds and knot complements twisted by a root lattice. Our series recover recent results of Gukov-Pei-Putrov-Vafa, Gukov-Manolescu, Park, and Ri and apply more generally to 3-manifolds which are…

Geometric Topology · Mathematics 2026-04-20 Allison H. Moore , Nicola Tarasca

We study resurgence for some 3-manifold invariants when $G_{\mathbb{C}}=SL(2, \mathbb{C})$. We discuss the case of an infinite family of Seifert manifolds for general roots of unity and the case of the torus knot complement in $S^3$. Via…

High Energy Physics - Theory · Physics 2021-06-02 Hee-Joong Chung

We investigate the breaking of SU(3) into its subgroups from the viewpoints of explicit and spontaneous breaking. A one-to-one link between these two approaches is given by the complex spherical harmonics, which form a complete set of…

High Energy Physics - Phenomenology · Physics 2015-05-30 Alexander Merle , Roman Zwicky

A. Casson defined an intersection number invariant which can be roughly thought of as the number of conjugacy classes of irreducible representations of $\pi_1(Y)$ into $SU(2)$ counted with signs, where $Y$ is an oriented integral homology…

q-alg · Mathematics 2008-02-03 Weiping Li

We compute the leading terms of the spectral action for orientable three dimensional Bieberbach manifolds first, using two different methods: the Poisson summation formula and the perturbative expansion. Assuming that the cut-off function…

Mathematical Physics · Physics 2011-09-08 Piotr Olczykowski , Andrzej Sitarz

We derive a decomposition formula for the spectral flow of a 1-parameter family of self-adjoint Dirac operators on an odd-dimensional manifold $M$ split along a hypersurface $\Sigma$ ($M=X\cup_{\Sigma} Y$). No transversality or stretching…

Differential Geometry · Mathematics 2007-05-23 M. Daniel , P. Kirk

A Heegaard diagram for a 3-manifold is regarded as a pair of simplexes in the complex of curves on a surface and a Heegaard splitting as a pair of subcomplexes generated by the equivalent diagrams. We relate geometric and combinatorial…

Geometric Topology · Mathematics 2007-05-23 John Hempel

This paper describes how to compute algorithmically certain twisted signature invariants of a knot $K$ using twisted Blanchfield forms. An illustration of the algorithm is implemented on $(2,q)$-torus knots. Additionally, using satellite…

Geometric Topology · Mathematics 2024-03-18 Maciej Borodzik , Anthony Conway , Wojciech Politarczyk

A bridge trisection of a smooth surface in $S^4$ is a decomposition analogous to a bridge splitting of a link in $S^3$. The Kirby-Thompson invariant of a bridge trisection measures its complexity in terms of distances between disc sets in…

Geometric Topology · Mathematics 2026-05-13 Román Aranda , Puttipong Pongtanapaisan , Scott A. Taylor , Cindy Zhang

This is the first in a series of papers exploring the relationship between the Rohlin invariant and gauge theory. We discuss the Casson-type invariant of a 3-manifold with the integral homology of a torus, given by counting projectively…

Geometric Topology · Mathematics 2007-05-23 Daniel Ruberman , Nikolai Saveliev

We use intersection theory techniques to define an invariant of closed 3-manifolds counting the characters of irreducible representations of the fundamental group in PSL(2,C). We note several properties of the invariant and compute the…

Geometric Topology · Mathematics 2007-05-23 Cynthia L. Curtis

A closed and explicit formula for all $\su{(3)}_k$ fusion coefficients is presented which, in the limit $k \rightarrow \infty$, turns into a simple and compact expression for the $su(3)$ tensor product coefficients. The derivation is based…

High Energy Physics - Theory · Physics 2015-06-26 L. Begin , P. Mathieu , M. A. Walton

We define sutured Heegaard diagrams for null-homologous knots in 3-manifolds. These diagrams are useful for computing the knot Floer homology at the top filtration level. As an application, we give a formula for the knot Floer homology of a…

Geometric Topology · Mathematics 2009-03-10 Yi Ni

This is a companion paper to earlier work of the authors, which interprets the Heegaard Floer homology for a manifold with torus boundary in terms of immersed curves in a punctured torus. We prove a variety of properties of this invariant,…

Geometric Topology · Mathematics 2018-10-25 Jonathan Hanselman , Jacob Rasmussen , Liam Watson

It is well known that any three-manifold can be obtained by surgery on a framed link in $S^3$. Lickorish gave an elementary proof for the existence of the three-manifold invariants of Witten using a framed link description of the manifold…

High Energy Physics - Theory · Physics 2009-10-31 P. Ramadevi , Swatee Naik