Results 11 to 20 of about 8,137 (263)

Nonultrametric triangles in diametral additive metric spaces [PDF]

open access: yesInvolve, a Journal of Mathematics, 2015
We prove that a diametral additive metric space is not ultrametric if and only if it contains a diameter attaining nonultrametric triangle.
Faver, Timothy   +5 more
openaire   +2 more sources

Renormings of Nonseparable Reflexive Banach Spaces and Diametrically Complete Sets with Empty Interior [PDF]

open access: yesTaiwanese Journal of Mathematics, 2021
A nonempty, non-singleton, bounded (closed and convex) set \(C\) in an infinite-dimensional Banach space \(X\) is said to be \textit{diametrically complete}, DC in short, if, for every \(x \in X \setminus C\), the diameter of \(C \cup \{x\}\) is strictly bigger than the diameter of \(C\).
Kaczor, Wiesława   +3 more
openaire   +2 more sources

A Post-Western Account of Critical Cosmopolitan Social Theory

open access: yesGlocalism: Journal of Culture, Politics and Innovation, 2020
The aim of this paper is to propose a conceptually post-Western centric and critically oriented theory of cosmopolitanism capable of cutting across disciplinary and epistemic boundaries.
Michael Murphy
doaj   +1 more source

Structure of the Space of Diametrically Complete Sets in a Minkowski Space [PDF]

open access: yesDiscrete & Computational Geometry, 2012
A bounded set in a Minkowski space is called diametrically complete if it is not properly contained in a set of the same diameter. In general this notion differs from the notion of a body of constant width (unless the space is Euclidean or 2-dimensional).
Moreno, José Pedro, Schneider, Rolf
openaire   +1 more source

Visualising the structure of architectural open spaces based on shape analysis [PDF]

open access: yes, 2004
This paper proposes the application of some well known two-dimensional geometrical shape descriptors for the visualisation of the structure of architectural open spaces.
Batty, M, Rana, S
core   +2 more sources

At the Threshold of Ricoeur’s Concerns in La Métaphore Vive: A Spatial Discourse of Diametric and Concentric Structures of Relation Building on Lévi-Strauss

open access: yesÉtudes Ricoeuriennes / Ricoeur Studies, 2017
In La Métaphore Vive, spatial understandings pervade much of Ricoeur’s discussion of metaphor in terms of proximity and distance, tension, substitution, displacement, change of location, image, the ‘open’ structure of words, closure, transparency and ...
Paul Downes
doaj   +1 more source

Periodic-orbit approach to the nuclear shell structures with power-law potential models: Bridge orbits and prolate-oblate asymmetry [PDF]

open access: yes, 2012
Deformed shell structures in nuclear mean-field potentials are systematically investigated as functions of deformation and surface diffuseness. As the mean-field model to investigate nuclear shell structures in a wide range of mass numbers, we propose ...
A. Bohr   +3 more
core   +3 more sources

Le modèle topologique des sociétés amazoniennes

open access: yesJournal de la Société des Américanistes, 2012
The topological model of Amazonian societies. The article aims to outline, via a comparative analysis of social and spatial organization in Central Brazil, North-West Amazonia and Guyana, a topological model common to Amazonian societies.
Klaus Hamberger
doaj   +1 more source

Object identification by using orthonormal circus functions from the trace transform [PDF]

open access: yes, 2012
In this paper we present an efficient way to both compute and extract salient information from trace transform signatures to perform object identification tasks.
Cerda Villafaña, Gustavo   +4 more
core   +2 more sources

The diametric theorem in Hamming spaces-optimal anticodes

open access: yesProceedings of IEEE International Symposium on Information Theory, 1998
Denote by \({\mathcal H}(n, \alpha)\) the Hamming space of \(n\)-length codewords over an \(\alpha\)-element alphabet. The distance of two words is the number of different components. If \(\alpha =2\) then the codewords naturally coincide with the subsets of an \(n\)-element set, and distances are closely related to the sizes of intersections.
Ahlswede, Rudolf, Khachatrian, Levon H.
openaire   +1 more source

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