Results 11 to 20 of about 1,281,596 (279)

The use of artificial neural networks for mathematical modeling of the effect of composition and production conditions on the properties of PVC floor coverings [PDF]

open access: yesHemijska Industrija, 2017
The application of PVC floor coverings is strongly connected with their end-use properties, which depend on the composition and processing conditions.
Radovanović Rajko M.   +5 more
doaj   +1 more source

Selection principles and covering properties in bitopological spaces

open access: yesApplied General Topology, 2020
Our main focus in this paper is to introduce and study various selection principles in bitopological spaces. In particular, Menger type, and Hurewicz type covering properties like: Almost p-Menger, star p-Menger, strongly star p-Menger, weakly p-Hurewicz,
Moiz ud Din Khan, Amani Sabah
doaj   +1 more source

On the topological covering properties by means of generalized open sets

open access: yesTopological Algebra and its Applications, 2023
By utilizing gg-open sets, we developed the ideas of GO-Mengerness and GO-Lindelöfness in this article. The structure of GO-compactness is compared to these topological covering features.
Sarkar Susmita   +2 more
doaj   +1 more source

Selective covering properties of product spaces [PDF]

open access: yes, 2013
We study the preservation of selective covering properties, including classic ones introduced by Menger, Hurewicz, Rothberger, Gerlits and Nagy, and others, under products with some major families of concentrated sets of reals.
Miller, Arnold W.   +2 more
core   +1 more source

On countable star-covering properties

open access: yesApplied General Topology, 2007
We introduce two new notions of topological spaces called a countably starcompact space and a countably absolutely countably compact (= countably acc) space.
Yan-Kui Song
doaj   +1 more source

Weak covering properties and selection principles [PDF]

open access: yes, 2012
No convenient internal characterization of spaces that are productively Lindelof is known. Perhaps the best general result known is Alster's internal characterization, under the Continuum Hypothesis, of productively Lindelof spaces which have a basis of ...
Babinkostova, L.   +2 more
core   +3 more sources

On Covering Properties [PDF]

open access: yesMathematische Nachrichten, 1989
The results in this paper are contained in the author's Doctoral Thesis, written under the direction of Professor E. Outerelo.
openaire   +2 more sources

On the Edge Covering Transversal Edge Domination in Graphs

open access: yesRatio Mathematica, 2023
Let G = (V,E) be any graph with nvertices and medges. An edge dominating set which intersects every minimum edge covering set in a graph Gis called an edge covering transversal edge dominating set of G.
E Sherin Danie, S Robinson Chellathurai
doaj   +1 more source

Scientific Evaluation of some Aesthetical properties for the Women's Head Covering Scarves Fabrics

open access: yesJournal of Architecture, Art & Humanistic Science, 2021
Women's head covering scarf fabric plays an important role in a woman's life as it is an integral part of her appearance and it needs to have aesthetical properties as well as the physiological comfort properties, where a large category of women living ...
Amira Elmoghazy   +2 more
doaj   +1 more source

Fracture mechanics of system "aerated concrete masonry – plaster covering" [PDF]

open access: yesИнженерно-строительный журнал, 2014
Properties of plaster mortar must be appointed taking into account fracture mechanics of system "aerated concrete masonry – plaster covering", understanding the processes at his hardening and exploitation.
V.A. Paruta
doaj   +1 more source

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