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In this paper, we establish a Gauss-Bonnet-Chern theorem for general closed complex Finsler manifolds.

Differential Geometry · Mathematics 2019-06-26 Wei Zhao

A survey of some results and open questions related to the following algebraic invariants of compact complex manifolds, that can be obtained from differential forms: cohomology groups, Chern classes, rational homotopy groups, and higher…

Algebraic Topology · Mathematics 2025-03-11 Jonas Stelzig

In this note we show that the Chern character form of a superconnection is obtained via the parallel transport of the superconnection along superpaths, by restriction to the universal superpoint path.

Algebraic Topology · Mathematics 2012-02-14 Florin Dumitrescu

We prove explicit formulas for Chern classes of tensor products of vector bundles, with coefficients given by certain universal polynomials in the ranks of the two bundles.

Algebraic Geometry · Mathematics 2010-12-02 Laurent Manivel

We define and study the secondary Chern-Euler class for a general submanifold of a Riemannian manifold. Using this class, we define and study index for a vector field with non-isolated singularities on a submanifold. As an application, our…

Differential Geometry · Mathematics 2009-07-14 Zhaohu Nie

We derive the expressions for the local, on-shell closed co-dimension 2 forms in the Cartan formulation of general relativity and explicitly show their equivalence to those of the metric formulation.

General Relativity and Quantum Cosmology · Physics 2016-11-08 Glenn Barnich , Pujian Mao , Romain Ruzziconi

This is the second paper in a sequence devoted to giving manifestly non-negative formulas for generalized exponents of small representations in all types. It contains a first formula for generalized exponents of small weights which extends…

Representation Theory · Mathematics 2009-04-17 Bogdan Ion

In this paper, we investigate the problem of prescribing Chern scalar curvatures on complete noncompact Hermitian manifolds, and generalize the Aviles-McOwen's existence results [J. Differential Geom., 21 (1985): 269-281] from Poincar\'e…

Differential Geometry · Mathematics 2026-05-19 Weike Yu

We generalize a real-space Chern number formula for gapped free fermions to higher orders. Using the generalized formula, we prove recent proposals for extracting thermal and electric Hall conductance from the ground state via the…

Strongly Correlated Electrons · Physics 2023-12-20 Ruihua Fan , Pengfei Zhang , Yingfei Gu

We present two formulas for Chern classes of the tensor product of two vector bundles. In the first formula we consider a matrix containing Chern classes of the first bundle and we take a polynomial of this matrix with Chern classes of the…

Algebraic Topology · Mathematics 2019-10-01 Zsolt Szilágyi

Here we are fixing an output of a trivial calculation based on Konsevich's differential 2-form for the Chern class of polygon bundle. As a result an interesting combinatorics and arithmetics jumps right out of a jukebox. The calculation…

Algebraic Topology · Mathematics 2018-07-18 Nikolai Mnev

We construct a natural generalized complex structure on the total space of any bundle endowed with a Chern connection and whose typical fibre is a homogeneous symplectic manifold. This extends known constructions of generalized complex…

Differential Geometry · Mathematics 2013-04-09 Radu Pantilie

The aim of this paper is two fold. We derive an integral representation for the generalized 2D Zernike polynomials which are of independent interest and give the explicit expression of the action of the Cauchy transform on them.

Classical Analysis and ODEs · Mathematics 2016-05-03 A. El Hamyani , A. Ghanmi , A. Intissar

A generalization of Chern-Simons gauge theory is formulated in any dimension and arbitrary gauge group where gauge fields and gauge parameters are differential forms of any degree. The quaternion algebra structure of this formulation is…

High Energy Physics - Theory · Physics 2017-05-31 Alessandro D'Adda , Noboru Kawamoto , Naoki Shimode , Takuya Tsukioka

We show how the knowledge of the Fourier coefficients of the Cherednik kernel leads to combinatorial formulas for generalized exponents. We recover known formulas for generalized exponents of irreducible representations parameterized by…

Representation Theory · Mathematics 2007-05-23 Bogdan Ion

We extend the well-known formula for the Euler class of a real oriented even-dimensional vector bundle in terms of the curvature of a metric connection to the case of a general linear connection provided a metric is present. We rewrite the…

Differential Geometry · Mathematics 2021-06-29 Brian Klatt

We present the general method to introduce the generalized Chern-Simons form and the descent equation which contain the scalar field in addition to the gauge fields. It is based on the technique in a noncommutative differential geometry…

High Energy Physics - Theory · Physics 2008-11-07 Yoshitaka Okumura

The recent papers arXiv:1110.0971 and arXiv:1201.5431 have provided a superfield description for vector-tensor multiplets and their Chern-Simons couplings in 4D N = 2 conformal supergravity. Here we develop a superform formulation for these…

High Energy Physics - Theory · Physics 2015-06-05 Joseph Novak

In this paper we introduce two new notions of sectional curvature for Riemannian manifolds with density. Under both notions of curvature we classify the constant curvature manifolds. We also prove generalizations of the theorems of…

Differential Geometry · Mathematics 2015-01-27 William Wylie

A Cartan geometry of the General Linear symmetry is formulated by dividing out the displacements from the group. The resulting action is quadratic in curvature, polynomial in all the (minimal) variables, and describes an observer space…

General Relativity and Quantum Cosmology · Physics 2021-04-02 Tomi Koivisto , Manuel Hohmann , Tom Złośnik