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Related papers: The existence and uniqueness of Hashiguchi connect…

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The Klein-Grifone approach to global Finsler geometry is adopted. A global existence and uniqueness theorem for Chern connection is formulated and proved. The torsion and curvature tensors of Chern connection are derived. Some properties…

Differential Geometry · Mathematics 2014-02-04 Nabil L. Youssef , S. G. Elgendi

Adopting the pullback approach to global Finsler geometry, the aim of the present paper is to provide intrinsic (coordinate-free) proofs of the existence and uniqueness theorems for the Chern (Rund) and Hashiguchi connections on a Finsler…

Differential Geometry · Mathematics 2013-04-30 Nabil L. Youssef , S. H. Abed , A. Soleiman

We study the geometry of Finsler submanifolds using the pulled-back approach. We define the Finsler normal pulled-back bundle and obtain the induced geometric objects, namely, induced pullback Finsler connection, normal pullback Finsler…

General Mathematics · Mathematics 2017-03-27 Fortuné Massamba , Salomon Joseph Mbatakou

The aim of the present paper is to provide an \emph{intrinsic} investigation of the properties of the most important geometric objects associated with the fundamental linear connections in Finsler geometry. We investigate intrinsically the…

Differential Geometry · Mathematics 2014-11-18 Nabil L. Youssef , S. H. Abed , A. Soleiman

Adopting the pullback formalism, a new linear connection in Finsler geometry has been introduced and investigated. Such connection unifies all formerly known Finsler connections and some other connections not introduced so far. Also, our…

Differential Geometry · Mathematics 2022-09-16 A. Soleiman , Ebtsam H. Taha

The notions of the interior and truncated connections of a nonholonomic manifold are introduced. A class of extended truncated connections is distinguished. For the case of a contact space with a Finsler metric, it is shown that there…

Differential Geometry · Mathematics 2011-03-23 Sergey V. Galaev

The Klein-Grifone approach to global Finsler geometry is adopted. The nullity distributions of the three curvature tensors of Cartan connection are investigated. Nullity distributions concerning certain relevant special Finsler spaces are…

Differential Geometry · Mathematics 2016-10-24 Nabil L. Youssef , A. Soleiman , S. G. Elgendi

Finsler metrics are direct generalizations of Riemannian metrics such that the quadratic Riemannian indicatrices in the tangent spaces of a manifold are replaced by more general convex bodies as unit spheres. A linear connection on the base…

Differential Geometry · Mathematics 2022-04-05 Csaba Vincze , Márk Oláh

We show how to compute tensor derivatives and curvature tensors using affine connections. This allows for all computations to be obtained without using coordinate systems, in a way that parallels the computations appearing in classical…

Differential Geometry · Mathematics 2020-06-26 Miguel Ángel Javaloyes

Finsler geometry is a natural and fundamental generalization of Riemann geometry. The Finsler structure depends on both coordinates and velocities. It is defined as a function on tangent bundle of a manifold. We use the Bianchi identities…

General Relativity and Quantum Cosmology · Physics 2007-11-14 Xin Li , Zhe Chang

In this paper, we establish an intrinsic Gauss-Bonnet-Chern formula for Finsler manifolds by using the Mathai-Quillen's superconnection formalism, in which no extra vector field is involved. Furthermore, we prove a more general Lichnerowicz…

Differential Geometry · Mathematics 2021-01-19 Huitao Feng , Ming Li

This paper introduces a novel theoretical framework for identifying Lagrangian Coherent Structures (LCS) in manifolds with non-constant curvature, extending the theory to Finsler manifolds. By leveraging Riemannian and Finsler geometry, we…

General Mathematics · Mathematics 2025-01-14 Rômulo Damasclin Chaves dos Santos , Jorge Henrique de Oliveira Sales

We analyze the foundations of Finsler gravity theories with metric compatible connections constructed on nonholonomic tangent bundles, or (pseudo) Riemannian manifolds. There are considered "minimal" modifications of Einstein gravity…

General Physics · Physics 2013-03-18 Sergiu I. Vacaru

The aim of the present paper is to provide a global presentation of the theory of special Finsler manifolds. We introduce and investigate globally (or intrinsically, free from local coordinates) many of the most important and most commonly…

Differential Geometry · Mathematics 2009-04-20 Nabil L. Youssef , S. H. Abed , A. Soleiman

In this paper we adopt the pullback approach to global Finsler geometry. We investigate horizontally recurrent Finsler connections. We prove that for each scalar ($\pi$)1-form $A$, there exists a unique horizontally recurrent Finsler…

Differential Geometry · Mathematics 2017-06-26 Nabil L. Youssef , A. Soleiman

We study the geometry of PQKT-connections. We find conditions to the existence of a PQKT-connection and prove that if it exists it is unique. We show that PQKT geometry persist in a conformal class of metrics.

Differential Geometry · Mathematics 2009-11-11 Simeon Zamkovoy

In this paper we provide a \emph{global} investigation of the geometry of parallelizable manifolds (or absolute parallelism geometry) frequently used for application. We discuss the different linear connections and curvature tensors from a…

General Relativity and Quantum Cosmology · Physics 2015-06-11 Nabil L. Youssef , Waleed A. Elsayed

I do not agree with the authors of papers arXiv:0806.2184 and arXiv:0901.1023v1 (published in Phys. Lett., respectively, B668 (2008) 453 and B676 (2009) 173). They consider that \textit{"In Finsler manifold, there exists a unique linear…

General Relativity and Quantum Cosmology · Physics 2010-07-23 Sergiu I. Vacaru

The aim of the present paper is to provide an intrinsic investigation of projective changes in Finlser geometry, following the pullback formalism. Various known local results are generalized and other new intrinsic results are obtained.…

Differential Geometry · Mathematics 2013-04-29 Nabil L. Youssef , S. H. Abed , A. Soleiman

We establish a framework, namely, nuclear bounded Fr\'{e}chet manifolds endowed with Riemann-Finsler structures to study geodesic curves on certain infinite dimensional manifolds such as the manifold of Riemannian metrics on a closed…

Differential Geometry · Mathematics 2020-07-29 Kaveh Eftekharinasab , Valentyna Petrusenko
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