Results 11 to 20 of about 47 (47)

Metric lines in the jet space

open access: yesAnalysis and Geometry in Metric Spaces
In the realm of sub-Riemannian manifolds, a relevant question is: what are the metric lines (isometric embedding of the real line)? The space of kk-jets of a real function of one real variable xx, denoted by Jk(R,R){J}^{k}\left({\mathbb{R}},{\mathbb{R}}),
Bravo-Doddoli Alejandro
doaj   +1 more source

A multiple-patch phase space method for computing trajectories on manifolds with applications to wave propagation problems

open access: yes, 2007
. We present a multiple-patch phase space method for computing trajectories on two-dimensional manifolds possibly embedded in a higher-dimensional space. The dynamics of tra-jectories are given by systems of ordinary differential equations (ODEs).
Olof Runborg   +3 more
core   +1 more source

Structure Theorem for Riemannian surfaces with arbitrary curvature [PDF]

open access: yes, 2008
15 pages, 3 figures.-- MSC2000 codes: 53C20, 53C22, 58A99.-- ArXiv pre-print available at: http://arxiv.org/abs/0806.0090Previously presented as Poster at: X Encuentros de Análisis Real y Complejo (XEARCO'07, Palma de Mallorca, Spain, May 10-13, 2007 ...
Tourís, Eva   +2 more
core  

Conjugate points in formation constrained optimal multi-agent coordination: A case study

open access: yes, 2006
. In this paper, an optimal coordinated motion planning problem for multiple agents subject to constraints on the admissible formation patterns is formulated.
J. Hu   +5 more
core   +1 more source

On generalized measure contraction property and energy functionals over Lipschitz maps

open access: yes, 1999
. We will summarize a part of the result of [10], the construction of Sobolev spaces and energy functionals over maps between metric spaces under the strong measure contraction property of Bishop-Gromov type, which is a generalized notion of Ricci ...
Kazuhiro Kuwae, Takashi Shioya
core  

On Smoothness of Sub-Riemannian Minimizers

open access: yes, 1996
: This paper presents new conditions under which sub-Riemannian distance can be measured by means of a C 1 sub-Riemannian geodesic. Key Words: nonlinear systems, geodesics, calculus of variations, optimal control, sub-Riemannian geometry AMS subject ...
S. Nikitin
core  

Generalized Isoperimetric Problem

open access: yes, 1997
In this paper the differential equations describing the minimal length curves satisfying the integral constraining relations of a general type are obtained.
S. Nikitin, Krener Nikitin
core  

Image Morphing in Deep Feature Spaces: Theory and Applications. [PDF]

open access: yesJ Math Imaging Vis, 2021
Effland A   +4 more
europepmc   +1 more source

Minimal Geodesics and Nilpotent Fundamental Groups

open access: yes, 1996
. Hedlund [18] constructed Riemannian metrics on n-tori, n 3 for which minimal geodesics are very rare. In this paper we construct similar examples for every nilpotent fundamental group.
Bernd Ammann
core  

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