Results 21 to 30 of about 1,695,763 (245)

On homogeneous geodesics and weakly symmetric spaces [PDF]

open access: yesAnnals of Global Analysis and Geometry, 2018
14 ...
Valeriĭ Nikolaevich Berestovskiĭ   +1 more
openaire   +3 more sources

On weakly symmetric Finsler spaces

open access: yesJournal of Geometry and Physics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Habibi, Parastoo, Razavi, Asadollah
openaire   +2 more sources

Weakly almost square Lipschitz-free spaces [PDF]

open access: yes, 2023
We construct a Lipschitz-free space that is locally almost square but not weakly almost square; this is the first example of such a Banach space. We also prove a result, which indicates that geodesic metric spaces are a potential metric characterization ...
Kaasik, Jaan Kristjan, Veeorg, Triinu
core  

Cellular-P spaces for some Lindelöf-type properties

open access: yesApplied General Topology
In this paper, we study two classes of topological spaces: cellular-almost Lindelöf spaces and cellular-weakly Lindelöf spaces. We prove that the classes of cellular-Lindelöf, cellular weakly Lindelöf and cellular-almost Lindelöf are distinct.
Iván Martínez-Ruiz   +2 more
doaj   +1 more source

The Tensor Product Representation of Polynomials of Weak Type in a DF-Space

open access: yesAbstract and Applied Analysis, 2014
Let E and F be locally convex spaces over C and let P(nE;F) be the space of all continuous n-homogeneous polynomials from E to F. We denote by ⨂n,s,πE the n-fold symmetric tensor product space of E endowed with the projective topology.
Masaru Nishihara, Kwang Ho Shon
doaj   +1 more source

On Weakly Symmetric and Weakly Conformally Symmetric Spaces Admitting Veblen Identities [PDF]

open access: yes, 2011
In the present paper some properties involving curvature tensor,conformal curvature tensor, Ricci tensor and scalar curvature, on weakly symmetric, weakly conformally symmetric and pseudo symmetric spaces are ...
Hari Baskar, R.   +4 more
core   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Compact Riemannian Manifolds with Homogeneous Geodesics

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2009
A homogeneous Riemannian space (M = G/H,g) is called a geodesic orbit space (shortly, GO-space) if any geodesic is an orbit of one-parameter subgroup of the isometry group G. We study the structure of compact GO-spaces and give some sufficient conditions
Dmitrii V. Alekseevsky   +1 more
doaj   +1 more source

On weakly $\phi $-symmetric Kenmotsu Manifolds

open access: yes, 2012
summary:The object of the present paper is to study weakly $\phi $-symmetric and weakly $\phi $-Ricci symmetric Kenmotsu manifolds. It is shown that weakly $\phi $-symmetric and weakly $\phi $-Ricci symmetric Kenmotsu manifolds are $\eta ...
Hui, Shyamal Kumar
core   +1 more source

Soft motions encoded by the fold and mediated by conserved hinge sites drive V‐ATPase allosteric machinery and autoinhibition

open access: yesFEBS Letters, EarlyView.
Vacuolar H+‐ATPase (V‐ATPase) is a multisubunit rotary proton pump that acidifies intracellular compartments. Using elastic network models, we identified conserved hinge residues that govern its large‐scale functional motions. We show that intrinsically encoded ‘soft modes’ drive critical functional transitions, including rotary catalysis and ...
Diksha Parwana   +3 more
wiley   +1 more source

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