Results 71 to 80 of about 1,845 (184)

Cellular-compact and cellular-Lindelöf on hyperspaces

open access: yesResearches in Mathematics
The generalized metric properties on hyperspaces with the Pixley-Roy topology and the Vietoris topology have been studied by many authors. They considered several generalized metric properties and studied the relation between a space $X$ satisfying such ...
L.Q. Tuyen, O.V. Tuyen, N.X. Truc
doaj   +1 more source

The Hyperspaces $K(X)$

open access: yesRocky Mountain Journal of Mathematics, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Triples of infinite iterations of hyperspaces of max-plus compact convex sets

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2016
Geometry of the infinite iterated hyperspace of compact max-plus convex sets, their completions and compactifications is investigated.
Александр Григорьевич Савченко   +1 more
doaj   +1 more source

Embedding Order Inducible Between Hyperspace

open access: yesPesquimat, 2016
Given a set X and denote by C(X) hyperspace all non-empty subcontinuos.
Pedro Contreras   +5 more
doaj   +1 more source

Disconnectedness properties of Hyperspaces

open access: yes, 2011
Let $X$ be a Hausdorff space and let $\mathcal{H}$ be one of the hyperspaces $CL(X)$, $\mathcal{K}(X)$, $\mathcal{F}(X)$ or $\mathcal{F}_n(X)$ ($n$ a positive integer) with the Vietoris topology. We study the following disconnectedness properties for $\mathcal{H}$: extremal disconnectedness, being a $F^\prime$-space, $P$-space or weak $P$-space and ...
Hernández-Gutiérrez, Rodrigo   +1 more
openaire   +3 more sources

On C -embeddedness of hyperspaces

open access: yesTopology and its Applications, 2014
\(\mathcal{K}(X)\) is the hyperspace of non-empty closed and compact sets and \(\mathcal{C L}(X)\) is the hyperspace of non-empty closed sets, both endowed with the Vietoris topology. The paper contributes to the solution of the following question: Under which conditions is \(\mathcal{K}(X)\) \(C^{*}\)-embedded in \(\mathcal{C L}(X)\)? In the paper the
Kemoto, N.   +2 more
openaire   +1 more source

Symmetric Bombay topology

open access: yesApplied General Topology, 2008
The subject of hyperspace topologies on closed or closed and compact subsets of a topological space X began in the early part of the last century with the discoveries of Hausdorff metric and Vietoris hit-and-miss topology.
Giuseppe Di Maio   +2 more
doaj   +1 more source

Higher Spin Fields in Hyperspace. A Review

open access: yesUniverse, 2018
We give an introduction to the so-called tensorial, matrix or hyperspace approach to the description of massless higher-spin fields.
Dmitri Sorokin, Mirian Tsulaia
doaj   +1 more source

Extension of Hyperspace Selections

open access: yes, 2023
In 1951, Ernest Michael wrote a definitive seminal article on hyperspaces raising a general question that became known as the hyperspace selection problem. The present paper contains some aspects of this problem, along with several open questions. Most of these considerations and questions are related to the usual map extension problem, but now in the ...
openaire   +3 more sources

Clopen sets in hyperspaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1976
Let X X be a space and let
openaire   +2 more sources

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