Results 81 to 90 of about 1,621 (139)

Coincidence of Vietoris and Wijsman Topologies: A New Proof [PDF]

open access: yes, 1997
Let (X, d) be a metric space and CL(X) the family of all nonempty closed subsets of X. We provide a new proof of the fact that the coincidence of the Vietoris and Wijsman topologies induced by the metric d forces X to be a compact space.
Holá, L’.
core  

Regional importation and asymmetric within-country spread of SARS-CoV-2 variants of concern in the Netherlands. [PDF]

open access: yesElife, 2022
Han AX   +12 more
europepmc   +2 more sources

On Asymptotically Wijsman (λ,σ)-Statistical Convergence of Set Sequences

open access: yes, 2021
In this paper we presents three definitions which is a natural combination of the definition of asymptotic equivalence, statistical convergence, (?, ?)-statistical convergence and Wijsman convergence. In addition, we also present asymptotically equivalent sequences of sets in sense of Wijsman and study some properties of this concept.
Hazarika, Bipan, Esi, Ayhan
openaire   +1 more source

Lacunary statistical summability of sequences of sets [PDF]

open access: yes, 2015
In this paper we define the WS_θ-analog of the Cauchy criterion for convergence and show that it is equivalent to Wijsman lacunary statistical convergence.
Nuray, Fatih, Ulusu, Uğur
core  

Validity and reliability of the Musicians' Health Literacy Questionnaire, MHL-Q19. [PDF]

open access: yesFront Psychol, 2022
Guptill C   +9 more
europepmc   +1 more source

Wijsman statistical convergence of double sequences of sets

open access: yes, 2016
Summary: In this paper, we study the concepts of Wijsman statistical convergence, Hausdorff statistical convergence and Wijsman statistical Cauchy double sequences of sets and investigate the relationship between them.
Nuray, Fatih   +2 more
openaire   +2 more sources

Three Open Problems on the Wijsman Topology [PDF]

open access: yes, 2016
Since it first emerged in Wijsman's seminal work [29], the Wijsman topology has been intensively studied in the past 50 years. In particular, topological properties of Wijsman hyperspaces, relationships between the Wijsman topology and other hyperspace ...
Cao, J
core   +1 more source

Level sets of depth measures in abstract spaces. [PDF]

open access: yesTest (Madr), 2023
Cholaquidis A, Fraiman R, Moreno L.
europepmc   +1 more source

On Wijsman ideal convergent set of sequences defined by an Orlicz function

open access: yesFilomat, 2016
In this study, our main topics are Wijsman ideal convergence and Orlicz function. We define Wijsman ideal convergent set of sequences defined by an Orlicz function where I is an ideal of the subset of positive integers N. We also obtain some inclusion theorems.
openaire   +2 more sources

Dual Kadec-Klee norms and the relationships between Wijsman, slice and Mosco convergence

open access: yes, 1993
In this paper, we completely settle several of the open questions regarding the relationships between the three most fundamental forms of set convergence. In particular, it is shown that Wijsman and slice convergence coincide precisely when the weak star and norm topologies agree on the dual sphere.
Borwein, Jonathan M., Vanderwerff, J.
openaire   +2 more sources

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