Results 141 to 150 of about 11,369 (179)

Sierpiński carpet-inspired hierarchical patterning of porous materials for sound absorption. [PDF]

open access: yesNPJ Acoust
Kuznetsova S   +4 more
europepmc   +1 more source

Set-Menger and related properties

Topology and its Applications, 2020
Let \(\mathcal P\) be a collection of subsets of a space \(X\) and say that \(X\) is \(\mathcal P\)-Menger (resp. weakly \(\mathcal P\)-Menger, almost \(\mathcal P\)-Menger) if for each \(A\in\mathcal P\) and each sequence \(\langle\mathcal U_n\rangle\) of families of open subsets such that \(\overline{A}\subset\cup\mathcal U_n\) for each \(n\) there ...
Kočinac, Ljubiša D. R.   +1 more
openaire   +1 more source

Almost Menger Property in Bitopological Spaces

Ukrainian Mathematical Journal, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Özçağ, S., Eysen, A. E.
openaire   +2 more sources

The Menger property and l-equivalence

Topology and its Applications, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

The Menger property for infinite ordered sets

Order, 1988
For the definitions of cutset, disjoint family and Menger family as well as a statement of Menger's theorem see the review above (Zbl 0678.06001). In this paper it is shown that if an ordered set P contains at most k pairwise disjoint maximal chains, where k is finite, then every finite family of maximal chains in P has a cutset of size at most k. This
Aharoni, R., Brochet, J.-M., Pouzet, M.
openaire   +2 more sources

The PT-order, minimal cutsets and menger property

Order, 1989
For a poset \({\mathcal P}=(P,\leq)\) the associated PT-order is the reflexive and transitive binary relation \(\trianglelefteq\) in which \(a\trianglelefteq b\) holds if every maximal chain of \({\mathcal P}\) which passes through a also passes through b.
openaire   +1 more source

Remarks on set-Menger and related properties

Topology and its Applications, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Relative versions of star-Menger property

Mathematica Slovaca
Abstract Motivated by Bonanzinga and Maesano (2022), we introduce and study the new relative versions of star-Menger property related to some properties studied lately by Kočinac et al. (2022) and Bonanzinga et al. (2023). In this paper, we provide some examples to understand their relationships with other relativizations of star ...
Mittal, Sumit   +2 more
openaire   +2 more sources

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