Results 31 to 40 of about 2,822 (176)

Plato’s Allegory of the ‘Cave’ and Hyperspaces: Sonic Representation of the ‘Cave’ as a Four-Dimensional Acoustic Space via an Interactive Art Application

open access: yesAppliedMath
Mathematician and philosopher Charles Howard Hinton posited a plausible correlation between higher-dimensional spaces, also referred to as ‘hyperspaces’, and the allegorical concept articulated by the Ancient Greek philosopher Plato in his work, Republic,
Dimitrios Traperas   +2 more
doaj   +1 more source

On hyperspaces of max-plus and max-min convex sets

open access: yesESAIM: Proceedings and Surveys, 2017
The paper is devoted to some new results concerning the topology of hyperspaces of max-plus convex subsets in Euclidean spaces and some other spaces.
Bazylevych Lidiya, Zarichnyi Mykhailo
doaj   +1 more source

Beyond 5G and Non‐terrestrial Network (NTN) Integrated Architecture: Access Challenges for Expanding Artificial Intelligence of Things (AIoT)

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT This study analyzes the architecture of the beyond 5G‐NTN (Non‐terrestrial Network) integrated network and presents the technical, legal, and regulatory challenges and considerations for expanding the Artificial Intelligence of Things (AIoT) ecosystem.
Byung Woon Kim, Ga Eun Choi
wiley   +1 more source

Almost strongly star-Menger and related properties

open access: yesApplied General Topology
In this paper we introduce the almost strongly star-Menger property and we provide some results and relationships with another known properties in literature.
Ricardo Cruz-Castillo   +2 more
doaj   +1 more source

Free Cells in Hyperspaces of Graphs

open access: yesMathematics, 2021
Often for understanding a structure, other closely related structures with the former are associated. An example of this is the study of hyperspaces. In this paper, we give necessary and sufficient conditions for the existence of finitely-dimensional ...
José Ángel Juárez Morales   +3 more
doaj   +1 more source

Primitive icosahedral quasicrystals in ZnMgLi(Dy, Ho, Er, Tm) systems

open access: yesActa Crystallographica Section A, EarlyView.
The study introduces new primitive icosahedral quasicrystals in Zn–Mg–Li–(Dy, Ho, Er, Tm) systems. Quasicrystals are studied with an X‐ray diffraction technique resolving the local atomic structure.New quasicrystals with rare‐earth elements and Li are synthesized with the self‐flux method. The starting composition involves 62.8 at.% Zn, 28.6 at.% Mg, 3.
Ireneusz Buganski   +6 more
wiley   +1 more source

Cellular-compact and cellular-Lindelöf on hyperspaces

open access: yesResearches in Mathematics
The generalized metric properties on hyperspaces with the Pixley-Roy topology and the Vietoris topology have been studied by many authors. They considered several generalized metric properties and studied the relation between a space $X$ satisfying such ...
L.Q. Tuyen, O.V. Tuyen, N.X. Truc
doaj   +1 more source

Tychonoff's Theorem for Hyperspaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
If exp ⁡ ( X i ) ∖ { ∅ } \exp ({X_i})\backslash \{ \emptyset \} is equipped with a topology that preserves the topological convergence of nets of sets for every i ∈ I i \in I , then the ...
openaire   +1 more source

Exploring oxide quasicrystals in internal space

open access: yesActa Crystallographica Section A, EarlyView.
The internal space expansion with variable system size is investigated for three different oxide quasicrystal systems. Patches of 7800, 4800 and 3600 vertices are examined in Ba–Ti–O/Pt(111), Eu–Ti–O/Pd(111) and Sr–Ti–O/Pd(111), respectively. This internal space inspection provides unique structural information for quasicrystalline systems, which goes ...
Sebastian Schenk   +3 more
wiley   +1 more source

Developable hyperspaces are metrizable

open access: yesApplied General Topology, 2003
Developability of hyperspace topologies (locally finite, (bounded) Vietoris, Fell, respectively) on the nonempty closed sets is characterized. Submetrizability and having a Gδ-diagonal in the hyperspace setting is also discussed.
L'Ubica Holá   +2 more
doaj   +1 more source

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