Results 41 to 50 of about 14,602 (198)

Some remarks on almost Menger spaces and weakly Menger spaces

open access: yesPublications de l'Institut Mathematique, 2015
A space X is almost Menger (weakly Menger) if for each sequence (Un : n ? N) of open covers of X there exists a sequence (Vn : n ? N) such that for every n ? N, Vn is a finite subset of Un and ?n?N ?{V : V ? Vn} = X (respectively, ?n?N ?{V : V ? Vn} = X).
openaire   +2 more sources

On variants of θ-Menger spaces

open access: yesFilomat, 2023
In this paper we further study ?-Menger, ?-almost Menger and ?-weakly Menger properties [13] and investigate their relationships with other selective covering properties. We prove that in extremally disconnected semi-regular spaces, the properties viz.
Gaurav Kumar, Brij Tyagi
openaire   +1 more source

This Woman's Work: On the Relationship Between Creative and Reproductive Cognitive Labor

open access: yesGender, Work &Organization, EarlyView.
ABSTRACT Persistent gender inequality in creative industries is typically explained through exclusionary networks, precarity, and discrimination. This article shifts focus to the cognitive and temporal dynamics that may influence such inequality. Drawing on dyadic interviews with Canadian parents who work or previously worked in creative fields, it ...
Kim de Laat
wiley   +1 more source

\(\beta\)-Menger and \(\beta\)-Hurewicz spaces

open access: yesHacettepe Journal of Mathematics and Statistics, 2021
Summary: Recently, some papers on weaker forms of classical covering properties of Hurewicz and Menger have been published. In this paper, using the covers formed by \(\beta\)-open sets, we introduce and study the properties of \(\beta\)-Menger and \(\beta\)-Hurewicz topological spaces. We give counterexamples that show the interrelations between those
openaire   +3 more sources

Menger probabilistic normed space is a category topological vector space [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2016
In this paper, we formalize the Menger probabilistic normed space as a category in which its objects are the Menger probabilistic normed spaces and its morphisms are fuzzy continuous operators.
Ildar Sadeqi, Farnaz Yaqub Azari
doaj  

Some Results on Best Proximity Points of Cyclic Contractions in Probabilistic Metric Spaces

open access: yesJournal of Function Spaces, 2015
This paper investigates properties of convergence of distances of p-cyclic contractions on the union of the p subsets of an abstract set X defining probabilistic metric spaces and Menger probabilistic metric spaces as well as the characterization of ...
Manuel De la Sen, Erdal Karapınar
doaj   +1 more source

TITIK-ANTARA DI DALAM RUANG METRIK DAN RUANG INTERVAL METRIK

open access: yesBarekeng, 2007
A point p in metric space ()dX, is called a between-point of if Xba∈,()()(bpdpadbad,,,+= ). This concept was formulated by Menger in 1928. If all the between-points of a and b is collected in a set, then a and b are that set automaticlly. In the metric
Mozart W. Talakua
doaj   +1 more source

Products of Menger spaces: A combinatorial approach

open access: yesAnnals of Pure and Applied Logic, 2017
We construct Menger subsets of the real line whose product is not Menger in the plane. In contrast to earlier constructions, our approach is purely combinatorial. The set theoretic hypothesis used in our construction is far milder than earlier ones, and holds in all but the most exotic models of real set theory.
Szewczak, Piotr, Tsaban, Boaz
openaire   +2 more sources

How much sampling is enough? Four decades of understorey bird mist‐netting across Amazonia define the minimum effort to uncover species assemblage structure

open access: yesIbis, EarlyView.
Mist‐net sampling comprises a key methodological component of assemblage‐wide avifaunal studies, particularly in the understorey of closed‐canopy tropical forests. To investigate mist‐net bird captures and species assemblage structure, we compiled data from 312 sites across the Pan‐Amazon.
Pilar L. Maia‐Braga   +14 more
wiley   +1 more source

Common fixed point theorems in 2 non-Archimedean Menger PM-space

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We introduce the concept of a 2 non-Archimedean Menger PM-space and prove a common fixed point theorem for weak compatible mappings of type (A).
Renu Chugh, Sumitra
doaj   +1 more source

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