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In this paper we equate the analytic and the intersection Reidemeister torsions on spaces with a specific type of wedge singularities, which arise by turning the disc cross-sections in the tubular neighborhood of an embedded submanifold of…

微分几何 · 数学 2024-09-02 Luiz Hartmann , Boris Vertman

We study the Reidemeister torsion and the analytic torsion of the $m$ dimensional disc in the Euclidean $m$ dimensional space, using the base for the homology defined by Ray and Singer in \cite{RS}. We prove that the Reidemeister torsion…

微分几何 · 数学 2012-10-12 L. Hartmann , T. de Melo , M. Spreafico

We study the analytic torsion of the cone over an orientable odd dimensional compact connected Riemannian manifold W. We prove that the logarithm of the analytic torsion of the cone decomposes as the sum of the logarithm of the root of the…

微分几何 · 数学 2012-10-12 L. Hartmann , M. Spreafico

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…

几何拓扑 · 数学 2020-12-16 Léo Bénard

We prove an extension of the Cheeger-M\"{u}ller theorem to spaces with isolated conical singularities: the $L^2$-analytic torsion coincides with the Ray-Singer intersection torsion on an even dimensional space, and they are trivial, while…

谱理论 · 数学 2020-01-24 Luiz Hartmann , Mauro Spreafico

In this paper, we provide a concrete interpretation of equivariant Reidemeister torsion and demonstrate that Bismut-Zhang's equivariant Cheeger-M\"{u}ller theorem simplifies considerably when applied to locally symmetric spaces. In a…

数论 · 数学 2016-03-09 Michael Lipnowski

In this paper we study the analytic torsion of an odd-dimensional manifold with isolated conical singularities. First we show that the analytic torsion is invariant under deformations of the metric which are of higher order near the…

谱理论 · 数学 2015-02-02 Werner Mueller , Boris Vertman

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…

微分几何 · 数学 2015-05-13 Boris Vertman

We prove a formula relating the analytic torsion and Reidemeister torsion on manifolds with boundary in the general case when the metric is not necessarily a product near the boundary. The product case has been established by W. Lu\"ck and…

微分几何 · 数学 2007-05-23 Xianzhe Dai , Hao Fang

Classical linearized gravity admits a dual formulation in terms of a higher-rank tensor field. Proposing a prescription for the instanton sectors of linearized gravity and its dual, we show that they may be quantum inequivalent in even…

高能物理 - 理论 · 物理学 2025-08-28 Leron Borsten , Michael J. Duff , Dimitri Kanakaris , Hyungrok Kim

We prove the equality of the $L^2$-analytic torsion and the intersection R torsion of the even dimensional finite metric cone over an odd dimensional compact manifold.

微分几何 · 数学 2014-10-03 Luiz Hartmann , Mauro Spreafico

On an odd-dimensional oriented hyperbolic manifold of finite volume with strongly acyclic coefficient systems, we derive a formula relating analytic torsion with the Reidemeister torsion of the Borel-Serre compactification of the manifold.…

微分几何 · 数学 2019-03-18 Werner Mueller , Frédéric Rochon

We establish a Cheeger-Muller theorem for unimodular representations satisfying a Witt condition on a noncompact manifold with cusps. This class of spaces includes all non-compact hyperbolic spaces of finite volume, but we do not assume…

微分几何 · 数学 2018-07-18 Pierre Albin , Frédéric Rochon , David Sher

For a closed Riemannian manifold we extend the definition of analytic and Reidemeister torsion associated to an orthogonal representation of fundamental group on a Hilbert module of finite type over a finite von Neumann algebra. If the…

dg-ga · 数学 2008-02-03 D. Burghelea , L. Friedlander , T. Kappeler , P. McDonald

This study examines the formulation of a singularity theorem for timelike curves including torsion, and establishes the foundational framework necessary for its derivation. We begin by deriving the relative acceleration for an arbitrary…

广义相对论与量子宇宙学 · 物理学 2024-09-30 Armin van de Venn , Ujjwal Agarwal , David Vasak

We present a direct proof that the Anomaly Boundary term of J. Br\"unning and X. Ma generalizes to the cases of the cone over a $m$-dimensional sphere.

微分几何 · 数学 2014-08-21 Luiz Hartmann

The formula for analytic torsion of a cone in even dimensions is comprised of three terms. The first two terms are well understood and given by an algebraic combination of the Betti numbers and the analytic torsion of the cone base. The…

谱理论 · 数学 2015-02-02 Boris Vertman

We give a criterion for the sheaf of K\"ahler differentials on a cone over a smooth projective variety to be torsion-free. Applying this to Veronese embeddings of projective space and using known results on differentials on quotient…

代数几何 · 数学 2015-04-17 Daniel Greb , Sönke Rollenske

The Dirac equation in Riemann-Cartan spacetimes with torsion is reconsidered. As is well-known, only the axial covector torsion $A$, a one-form, couples to massive Dirac fields. Using diagrammatic techniques, we show that besides the…

广义相对论与量子宇宙学 · 物理学 2011-04-15 E. W. Mielke , D. Kreimer

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.…

微分几何 · 数学 2010-03-13 Varghese Mathai , Siye Wu
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