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Related papers: On a twisted Reidemeister torsion

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We calculate the twisted Reidemeister torsion of the complement of an iterated torus knot associated with a representation of its fundamental group to the complex special linear group of degree two. We also show that the twisted…

Geometric Topology · Mathematics 2016-02-16 Hitoshi Murakami

In two previous papers with Yi-Jen Lee, we defined and computed a notion of Reidemeister torsion for the Morse theory of closed 1-forms on a finite dimensional manifold. The present paper gives an a priori proof that this Morse theory…

Differential Geometry · Mathematics 2007-05-23 Michael Hutchings

Given an oriented closed manifold $M$ of odd dimension and a unitary representation $\rho : \pi_1(M) \ra \GL_n(\F)$, we define a Reidemeister torsion, even if the cohomology associated with $\rho$ is not acyclic. As corollaries, we…

Geometric Topology · Mathematics 2024-11-27 Takefumi Nosaka , Koki Yanagida , Naoko Wakijo

We offer here a more direct approach to twisted K-theory, based on the notion of twisted vector bundles (of finite or infinite dimension) and of twisted principal bundles. This is closeely related to the classical notion ot torsors and…

K-Theory and Homology · Mathematics 2010-12-14 Max Karoubi

We give a short introduction to the theory of twisted Alexander polynomials of a 3--manifold associated to a representation of its fundamental group. We summarize their formal properties and we explain their relationship to twisted…

Geometric Topology · Mathematics 2010-02-05 Stefan Friedl , Stefano Vidussi

The main goal of the present paper is the construction of twisted generalized differential cohomology theories and the comprehensive statement of its basic functorial properties. Technically it combines the homotopy theoretic approach to…

Algebraic Topology · Mathematics 2019-08-21 Ulrich Bunke , Thomas Nikolaus

We review the Reidemeister torsion, Ray-Singer's analytic torsion and the Cheeger-M"uller theorem. We describe the analytic torsion of the de Rham complex twisted by a flux form introduced by the current authors and recall its properties.…

Differential Geometry · Mathematics 2010-03-13 Varghese Mathai , Siye Wu

Torsion invariants for manifolds which are not simply connected were introduced by K. Reidemeister and generalized to higher dimensions by W. Franz. The Reidemeister torsion, was the first invariant of manifolds which was not a homotopy…

Differential Geometry · Mathematics 2015-05-13 Boris Vertman

In the spirit of Ray and Singer we define a complex valued analytic torsion using non-selfadjoint Laplacians. We establish an anomaly formula which permits to turn this into a topological invariant. Conjecturally this analytically defined…

Differential Geometry · Mathematics 2015-06-09 Dan Burghelea , Stefan Haller

Twisted K-theory on a manifold X, with twisting in the 3rd integral cohomology, is dis- cussed in the case when X is a product of a circle T and a manifold M. The twist is assumed to be decomposable as a cup product of the basic integral…

K-Theory and Homology · Mathematics 2014-03-19 Antti J. Harju , Jouko Mickelsson

This paper introduces the notion of twisted toric manifolds which is a generalization of one of symplectic toric manifolds, and proves the weak Delzant type classification theorem for them. The computation methods for their fundamental…

Symplectic Geometry · Mathematics 2007-05-23 Takahiko Yoshida

We show how general principles of symmetry in quantum mechanics lead to twisted notions of a group representation. This framework generalizes both the classical 3-fold way of real/complex/quaternionic representations as well as a…

High Energy Physics - Theory · Physics 2015-06-11 Daniel S. Freed , Gregory W. Moore

We provide a simple topological derivation of a formula for the Reidemeister and the analityc torsion of spheres.

Geometric Topology · Mathematics 2009-06-16 T. de Melo , M. Spreafico

We give a complete classification of all simple current modular invariants, extending previous results for $(\Zbf_p)^k$ to arbitrary centers. We obtain a simple explicit formula for the most general case. Using orbifold techniques to this…

High Energy Physics - Theory · Physics 2016-09-06 M. Kreuzer , A. N. Schellekens

For a commutative ring $R$, we define the notions of deformed Picard algebroids and deformed twisted differential operators on a smooth, separated, locally of finite type $R$-scheme and prove these are in a natural bijection. We then define…

Rings and Algebras · Mathematics 2022-05-18 Ioan Stanciu

In this paper, we introduce the notion of Reidemeister torsion for quasi-isomorphisms of based chain complexes over a field. We call a chain map a quasi-isomorphism if its induced homomorphism between homology is an isomorphism. Our notion…

Algebraic Topology · Mathematics 2007-05-23 Jae-Wook Chung , Xiao-Song Lin

For a closed manifold equipped with a Riemannian metric, a triangulation, a representation of its fundamental group on an Hilbert module of finite type (over of finite von Neumann algebra), and a Hermitian structure on the flat bundle…

dg-ga · Mathematics 2007-05-23 D. Burghelea , L. Friedlander , T. Kappeler

A twisted ring is a ring endowed with a family of endomorphisms satisfying certain relations. One may then consider the notions of twisted module and twisted differential module. We study them and show that, under some general hypothesis,…

Algebraic Geometry · Mathematics 2015-03-18 Bernard Le Stum , Adolfo Quirós

In this paper we define the adjoint Reidemeister torsion as a differential form on the character variety of a compact oriented 3-manifold with toral boundary, and prove it defines a regular volume form. Then we show that the torsion form…

Geometric Topology · Mathematics 2020-12-16 Léo Bénard

We study Reidemeister-Franz torsion for non-acyclic cellular chain complexes arising from closed, oriented, highly connected even dimensional manifolds. The monoid of such manifolds under connected sum admits a unique factorisation into…

Algebraic Topology · Mathematics 2026-01-06 Esma Dirican Erdal
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