Results 11 to 20 of about 236,678 (289)

The Jensen Covering Property [PDF]

open access: yesJournal of Symbolic Logic, 2001
The Jensen covering lemma says that either L has a club class of indiscernibles, or else, for every uncountable set A of ordinals, there is a set B ∈ L with A ⊆ B and card (B) = card(A). One might hope to extend Jensen's covering lemma to richer core models, which for us will mean to inner models of the form L[] where is a coherent sequence of ...
Schimmerling, E., Woodin, W. H.
openaire   +2 more sources

NULL SETS AND COMBINATORIAL COVERING PROPERTIES [PDF]

open access: yesThe Journal of Symbolic Logic, 2021
AbstractA subset of the Cantor cube is null-additive if its algebraic sum with any null set is null. We construct a set of cardinality continuum such that: all continuous images of the set into the Cantor cube are null-additive, it contains a homeomorphic copy of a set that is not null-additive, and it has the property $\unicode{x3b3} $ , a strong ...
Szewczak, Piotr, Weiss, Tomasz
openaire   +3 more sources

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

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

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

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

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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