Results 11 to 20 of about 4,865,824 (373)

Geodesic complexity for non-geodesic spaces [PDF]

open access: greenBoletín de la Sociedad Matemática Mexicana, 2021
One major ...
Donald M. Davis
openalex   +4 more sources

Geodesic completeness of generalized space-times [PDF]

open access: yes, 2015
We define the notion of geodesic completeness for semi-Riemannian metrics of low regularity in the framework of the geometric theory of generalized functions.
Steinbauer, Roland, Sämann, Clemens
core   +3 more sources

Riemannian M-spaces with homogeneous geodesics [PDF]

open access: greenAnnals of Global Analysis and Geometry, 2018
We investigate homogeneous geodesics in a class of homogeneous spaces called $M$-spaces, which are defined as follows. Let $G/K$ be a generalized flag manifold with $K=C(S)=S\times K_1$, where $S$ is a torus in a compact simple Lie group $G$ and $K_1$ is the semisimple part of $K$.
Andreas Arvanitoyeorgos   +2 more
openalex   +4 more sources

Geodesics in Jet Space

open access: yesRegular and Chaotic Dynamics, 2022
The space $J^k$ of $k$-jets of a real function of one real variable $x$ admits the structure of Carnot group type. As such, $J^k$ admits a submetry (\sR submersion) onto the Euclidean plane. Horizontal lifts of Euclidean lines (which are the left-translates of horizontal one-parameter subgroups) are thus globally minimizing geodesics on $J^k$. All $J^k$
Bravo-Doddoli, Alejandro   +1 more
openaire   +3 more sources

Explicit geodesics in Gromov-Hausdorff space

open access: diamondElectronic Research Announcements, 2018
We provide an alternative, constructive proof that the collection $\mathcal{M}$ of isometry classes of compact metric spaces endowed with the Gromov-Hausdorff distance is a geodesic space. The core of our proof is a construction of explicit geodesics on $\mathcal{M}$. We also provide several interesting examples of geodesics on $\mathcal{M}$, including
Samir Chowdhury, Facundo Mémoli
openalex   +5 more sources

Fundamental theorems of quasi-geodesic mappings of generalized-recurrent-parabolic spaces

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2023
In previous papers we studied mappings of pseudo-Riemannian spaces being mutually quasi-geodesic and almost geodesic of the 2nd type. As a result, we arrived at the quasi-geodesic mapping f: (Vn, gij, Fih) → (Vn, gij, Fih) of spaces with an affine ...
Irina Kurbatova   +2 more
doaj   +1 more source

On geodesic triangles with right angles in a dually flat space [PDF]

open access: yesSignals and Communication Technology, 2019
The dualistic structure of statistical manifolds in information geometry yields eight types of geodesic triangles passing through three given points, the triangle vertices.
F. Nielsen
semanticscholar   +1 more source

GLSR-VAE: Geodesic latent space regularization for variational autoencoder architectures [PDF]

open access: yesIEEE Symposium Series on Computational Intelligence, 2017
VAEs (Variational AutoEncoders) have proved to be powerful in the context of density modeling and have been used in a variety of contexts for creative purposes.
Gaëtan Hadjeres, F. Nielsen, F. Pachet
semanticscholar   +1 more source

Iterative Sequences for a Finite Number of Resolvent Operators on Complete Geodesic Spaces

open access: yesAxioms, 2021
We consider Halpern’s and Mann’s types of iterative schemes to find a common minimizer of a finite number of proper lower semicontinuous convex functions defined on a complete geodesic space with curvature bounded above.
Kengo Kasahara, Yasunori Kimura
doaj   +1 more source

Geodesic stability, the space of rays and uniform convexity in Mabuchi geometry [PDF]

open access: yes, 2018
We establish the essentially optimal form of Donaldson's geodesic stability conjecture regarding existence of constant scalar curvature K\"ahler metrics.
Tam'as Darvas, Chinh H. Lu
semanticscholar   +1 more source

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