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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

Finslerian extensions of Special and General Relativity -- commonly referred to as Very Special and Very General Relativity -- necessitate the development of a unified Lorentz-Finsler geometry. However, the scope of this geometric framework…

General Relativity and Quantum Cosmology · Physics 2026-03-25 Miguel Sánchez

The book contains a collection of works on Riemann-Cartan and metric-affine manifolds provided with nonlinear connection structure and on generalized Finsler-Lagrange and Cartan-Hamilton geometries and Clifford structures modelled on such…

General Relativity and Quantum Cosmology · Physics 2014-11-17 S. Vacaru , P. Stavrinos , E. Gaburov , D. Gonţa

We develop an axiomatic geometric approach and provide an unconventional review of modified gravity theories, MGTs, with modified dispersion relations, MDRs, encoding Lorentz invariance violations, LIVs, classical and quantum random…

General Physics · Physics 2018-01-22 Sergiu I. Vacaru

Finslerian extension of the theory of relativity implies that space-time can be not only in an amorphous state which is described by Riemann geometry but also in ordered, i.e. crystalline states which are described by Finsler geometry.…

General Relativity and Quantum Cosmology · Physics 2020-02-10 George Yu. Bogoslovsky

In the standard approach to Finsler geometry the metric is defined as a vertical Hessian and the Chern or Cartan connections appear as just two among many possible natural linear connections on the pullback tangent bundle. Here it is shown…

Differential Geometry · Mathematics 2023-08-14 E. Minguzzi

We give an overview on the status and on the perspectives of Finsler gravity, beginning with a discussion of various motivations for considering a Finslerian modification of General Relativity. The subjects covered include Finslerian…

General Relativity and Quantum Cosmology · Physics 2018-12-05 Claus Lämmerzahl , Volker Perlick

The work extends the A. Connes' noncommutative geometry to spaces with generic local anisotropy. We apply the E. Cartan's anholonomic frame approach to geometrical models and physical theories and develop the nonlinear connection formalism…

Mathematical Physics · Physics 2007-05-23 Sergiu Vacaru

We survey the geometry of Lagrange and Finsler spaces and discuss the issues related to the definition of curvature of nonholonomic manifolds enabled with nonlinear connection structure. It is proved that any commutative Riemannian geometry…

Differential Geometry · Mathematics 2016-09-07 Sergiu I. Vacaru

In the attempts to apply Finsler geometry to construct an extension of general relativity, the question about a suitable generalization of the Einstein equations is still under debate. Since Finsler geometry is based on a scalar function on…

General Relativity and Quantum Cosmology · Physics 2019-10-02 Manuel Hohmann , Christian Pfeifer , Nicoleta Voicu

We generalize the geometry of Santilli's locally anisotropic and inhomogeneous isospaces to the geometry of vector isobundles provided with nonlinear and distinguished isoconnections and isometric structures. We present, apparently for the…

General Physics · Physics 2008-02-03 Sergiu I. Vacaru

In this article, we review some aspects of gravitational field and cosmology based on Finsler and Finsler-like generalized metric structures. The geometrical framework of these spaces allows further investigation of locally-anisotropic…

General Relativity and Quantum Cosmology · Physics 2025-05-15 P. C. Stavrinos , A. Triantafyllopoulos

We generalize the geometry of Santilli's locally anisotropic and inhomogeneous isospaces to the geometry of vector isobundles provided with nonlinear and distinguished isoconnections and isometric structures. We present, apparently for the…

General Physics · Physics 2008-02-03 Sergiu I. Vacaru

Robotics research has found numerous important applications of Riemannian geometry. Despite that, the concept remain challenging to many roboticists because the background material is complex and strikingly foreign. Beyond {\em Riemannian}…

Robotics · Computer Science 2021-07-05 Nathan D. Ratliff , Karl Van Wyk , Mandy Xie , Anqi Li , Muhammad Asif Rana

We present for the first time a Friedmann-like construction in the framework of an osculating Finsler-Randers-Sasaki geometry. In particular, we consider a vector field in the metric on a Lorentz tangent bundle, and thus the curvatures of…

General Relativity and Quantum Cosmology · Physics 2024-06-04 E. Kapsabelis , Emmanuel N. Saridakis , P. C. Stavrinos

Finsler geometry is a natural generalization of pseudo-Riemannian geometry. It can be motivated e.g. by a modified version of the Ehlers-Pirani-Schild axiomatic approach to space-time theory. Also, some scenarios of quantum gravity suggest…

General Relativity and Quantum Cosmology · Physics 2015-06-23 Yakov Itin , Claus Lämmerzahl , Volker Perlick

Applying the cosmological principle to Finsler spacetimes, we identify the Lie Algebra of symmetry generators of spatially homogeneous and isotropic Finsler geometries, thus generalising Friedmann-Lema\^{i}tre-Robertson-Walker geometry. In…

General Relativity and Quantum Cosmology · Physics 2020-05-06 Manuel Hohmann , Christian Pfeifer , Nicoleta Voicu

We review recent developments in cosmological models based on Finsler geometry and extensions of general relativity within this framework. Finsler geometry generalizes Riemannian geometry by allowing the metric tensor to depend on position…

General Relativity and Quantum Cosmology · Physics 2025-06-24 Amine Bouali , Himanshu Chaudhary , Lehel Csillag , Rattanasak Hama , Tiberiu Harko , Sorin V. Sabau , Shahab Shahidi

Finsler geometry naturally appears in the description of various physical systems. In this review I divide the emergence of Finsler geometry in physics into three categories: as dual description of dispersion relations, as most general…

General Relativity and Quantum Cosmology · Physics 2019-11-01 Christian Pfeifer

In this article, we apply the Finsler spacetime to develop the Einstein field equations in the extension of modified geometry. Following Finsler geometry, which is focused on the tangent bundle with a scalar function, a scalar equation…

General Relativity and Quantum Cosmology · Physics 2025-02-11 Sourav Roy Chowdhury , Debabrata Deb , Farook Rahaman , Saibal Ray