نتایج جستجو برای: finsler manifolds

تعداد نتایج: 32307  

1997
Maria DI BARI Piero CIPRIANI

In this paper we discuss some general aspects of the so-called geometrodynamical approach (GDA) to Chaos and present some results obtained within this framework. We firstly derive a näıve and yet general geometrization procedure, and then specialize the discussion to the descriptions of motion within the frameworks of two among the most representative implementations of the approach, namely the...

2000
H. R. FARRAN

We prove that a Finsler manifold Fm is of constant curvature K = 1 if and only if the unit horizontal Liouville vector field is a Killing vector field on the indicatrix bundle IM of Fm.

1998
Robert L. Bryant Zhongmin Shen ROBERT L. BRYANT

A generalization of Finsler structures on surfaces is proposed and the differential invariants of such structures are developed. The information obtained is then used to construct examples of Finsler structures and generalized Finsler structures which satisfy various interesting curvature conditions. In particular, examples are constructed of non-Riemannian Finsler structures on the 2-sphere wh...

Journal: :Journal of Differential Geometry 2022

We study the asymptotics of number $N(t)$ geometrically distinct closed geodesics length $\leq t$ a Riemannian or Finsler metric on connected sum two compact manifolds dimension at least three with non-trivial fundamental groups, and apply results to prime decomposition three-manifold. In particular we show that function grows like numbers $3$-manifold infinite group. It follows generic has inf...

2005
Hans-Bert Rademacher

For non-reversible Finsler metrics of positive flag curvature on spheres and projective spaces we present results about the number and the length of closed geodesics and about their stability properties. 2000 MSC classification: 53C22; 53C60; 58E10

2003
Zhongmin Shen

The flag curvature is a natural extension of the sectional curvature in Riemannian geometry, and the S-curvature is a non-Riemannian quantity which vanishes for Riemannian metrics. There are (incomplete) nonRiemannian Finsler metrics on an open subset in Rn with negative flag curvature and constant S-curvature. In this paper, we are going to show a global rigidity theorem that every Finsler met...

2009
S. V. IVANOV

Methods of estimating (Riemannian and Finsler) filling volumes by using nonexpanding maps to Banach spaces of L∞-type are developed and generalized. For every Finsler volume functional (such as the Busemann volume or the Holmes– Thompson volume), a natural extension is constructed from the class of Finsler metrics to all Lipschitz metrics, and the notion of area is defined for Lipschitz surface...

2003
SERGE TABACHNIKOV

We interpret magnetic billiards as Finsler ones and describe an analog of the string construction for magnetic billiards. Finsler billiards for which the law “angle of incidence equals angle of reflection” are described. We characterize the Finsler metrics in the plane whose geodesics are circles of a fixed radius. This is a magnetic analog of Hilbert’s fourth problem asking to describe the Fin...

Journal: :Nonlinear Analysis: Theory, Methods & Applications 2015

2011
J. A. JARAMILLO M. JIMÉNEZ - SEVILLA L. SÁNCHEZ - GONZÁLEZ

In this note we give sufficient conditions to ensure that the weak Finsler structure of a complete C Finsler manifold M is determined by the normed algebra C b (M) of all real-valued, bounded and C k smooth functions with bounded derivative defined on M . As a consequence, we obtain: (i) the Finsler structure of a finite-dimensional and complete C Finsler manifold M is determined by the algebra...

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