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The refined analytic torsion associated to a flat vector bundle over a closed odd-dimensional manifold canonically defines a quadratic form $\tau$ on the determinant line of the cohomology. Both $\tau$ and the Burghelea-Haller torsion are…

Differential Geometry · Mathematics 2007-06-28 Maxim Braverman , Thomas Kappeler

The refined analytic torsion, defined by M. Braverman and T. Kappeler on closed manifolds, can be viewed as a refinement of the Ray-Singer torsion, since it is a canonical choice of an element with Ray-Singer norm one, in case of unitary…

Differential Geometry · Mathematics 2015-02-02 Boris Vertman

We show that the refined analytic torsion is a holomorphic section of the determinant line bundle over the space of complex representations of the fundamental group of a closed oriented odd dimensional manifold. Further, we calculate the…

Differential Geometry · Mathematics 2007-05-23 Maxim Braverman , Thomas Kappeler

We construct a canonical element, called the refined analytic torsion, of the determinant line of the cohomology of a closed oriented odd-dimensional manifold M with coefficients in a flat complex vector bundle E. We compute the Ray-Singer…

Geometric Topology · Mathematics 2014-11-11 Maxim Braverman , Thomas Kappeler

Let $E$ be a flat complex vector bundle over a closed oriented odd dimensional manifold $M$ endowed with a flat connection $\nabla$. The refined analytic torsion for $(M,E)$ was defined and studied by Braverman and Kappeler. Recently Mathai…

Differential Geometry · Mathematics 2010-01-06 Rung-Tzung Huang

We prove that refined analytic torsion on a manifold with boundary is an analytic section of the determinant line bundle over the representation variety. As a fundamental application we establish a gluing formula for refined analytic…

Spectral Theory · Mathematics 2018-01-16 Maxim Braverman , Boris Vertman

For an acyclic representation of the fundamental group of a compact oriented odd-dimensional manifold, which is close enough to a unitary representation, we define a refinement of the Ray-Singer torsion associated to this representation.…

Differential Geometry · Mathematics 2007-05-23 Maxim Braverman , Thomas Kappeler

We extend the complex-valued analytic torsion, introduced by Burghelea and Haller on closed manifolds, to compact Riemannian bordisms. We do so by considering a flat complex vector bundle over a compact Riemannian manifold, endowed with a…

Differential Geometry · Mathematics 2014-03-06 Osmar Maldonado Molina

Inspired by the work of Boris Vertman on refined analytic torsion for manifolds with boundary, in this paper we extend the construction of the Cappell-Miller analytic torsion to manifolds with boundary. We also compare it with the refined…

Differential Geometry · Mathematics 2009-12-23 Rung-Tzung Huang

This is a short version of math.DG/0505537. For an acyclic representation of the fundamental group of a compact oriented odd-dimensional manifold, which is close enough to a unitary representation, we define a refinement of the Ray-Singer…

Dynamical Systems · Mathematics 2007-05-23 Maxim Braverman , Thomas Kappeler

We introduce and study a canonical quadratic form, called the torsion quadratic form, of the determinant line of a flat vector bundle over a closed oriented odd-dimensional manifold. This quadratic form caries less information than the…

Differential Geometry · Mathematics 2007-10-08 Maxim Braverman , Thomas Kappeler

In the previous article "Refined Analytic Torsion on Manifolds with Boundary" we have presented a construction of refined analytic torsion in the spirit of Braverman and Kappeler, which does apply to compact manifolds with and without…

Differential Geometry · Mathematics 2008-09-25 Boris Vertman

We study the behaviour of analytic torsion under smooth fibrations. Namely, let F \to E \to^{f} B be a smooth fiber bundle of connected closed oriented smooth manifolds and let $V$ be a flat vector bundle over $E$. Assume that $E$ and $B$…

dg-ga · Mathematics 2018-11-28 Wolfgang Lueck , Thomas Schick , Thomas Thielmann

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

In this paper, we extend the Burghelea-Haller analytic torsion to the twisted de Rham complexes. We also compare it with the twisted refined analytic torsion defined by Huang.

Differential Geometry · Mathematics 2010-01-18 Guangxiang Su

In the previous work ([14]) we introduced the well-posed boundary conditions ${\mathcal P}_{-, {\mathcal L}_{0}}$ and ${\mathcal P}_{+, {\mathcal L}_{1}}$ for the odd signature operator to define the refined analytic torsion on a compact…

Differential Geometry · Mathematics 2011-03-21 Rung-Tzung Huang , Yoonweon Lee

In this paper we discuss the refined analytic torsion on an odd dimensional compact oriented Riemannian manifold with boundary under some assumption. For this purpose we introduce two boundary conditions which are complementary to each…

Differential Geometry · Mathematics 2017-09-04 Rung-Tzung Huang , Yoonweon Lee

We generalize a theorem of Bismut-Zhang, which extends the Cheeger-Mueller theorem on Ray-Singer torsion and Reidemeister torsion, to the case where the flat vector bundle over a closed manifold carries a nondegenerate symmetric bilinear…

Differential Geometry · Mathematics 2008-07-15 Guangxiang Su , Weiping Zhang

The work of Ray and Singer which introduced analytic torsion, a kind of determinant of the Laplacian operator in topological and holomorphic settings, is naturally generalized in both settings. The couplings are extended in a direct way in…

Differential Geometry · Mathematics 2008-10-28 Sylvain E. Cappell , Edward Y. Miller

The refined analytic torsion on compact Riemannian manifolds with boundary has been discussed by B. Vertman and the authors, but these two constructions are completely different. Vertman used a double of de Rham complex consisting of the…

Differential Geometry · Mathematics 2012-08-19 Rung-Tzung Huang , Yoonweon Lee
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