Results 21 to 30 of about 418,718 (289)

Unbounded p-Convergence in Lattice-Normed Vector Lattices [PDF]

open access: yesSiberian Advances in Mathematics, 2019
A net $x_ $ in a lattice-normed vector lattice $(X,p,E)$ is unbounded $p$-convergent to $x\in X$ if $p(|x_ -x|\wedge u)\xrightarrow{o} 0$ for every $u\in X_+$. This convergence has been investigated recently for $(X,p,E)=(X,\lvert\cdot \rvert,X)$ under the name of $uo$-convergence, for $(X,p,E)=(X,\lVert\cdot\rVert,{\mathbb R})$ under the name of $un$
Aydın A.   +3 more
openaire   +3 more sources

Predicting the Crystal Structure and Lattice Parameters of the Perovskite Materials via Different Machine Learning Models Based on Basic Atom Properties

open access: yesCrystals, 2022
Perovskite materials have high potential for the renewable energy sources such as solar PV cells, fuel cells, etc. Different structural distortions such as crystal structure and lattice parameters have a critical impact on the determination of the ...
Sams Jarin   +6 more
doaj   +1 more source

Duality in Vector Lattices [PDF]

open access: yesProceedings of the American Mathematical Society, 1957
Introduction. We shall prove an abstract theorem on the duality of vector lattices. It is powerful and general enough to yield quickly the duality of both the classical examples of concrete vector lattices as well as various abstract analogs of these lattices.
openaire   +1 more source

Martingale-like sequences in Banach lattices

open access: yesModern Stochastics: Theory and Applications, 2018
Martingale-like sequences in vector lattice and Banach lattice frameworks are defined in the same way as martingales are defined in [Positivity 9 (2005), 437–456].
Haile Gessesse, Alexander Melnikov
doaj   +1 more source

Multivariate Data Retrieval Modified by Random Noise using Lattice Autoassociative Memories with Eroded or Dilated Input Residuals [PDF]

open access: yesMATEC Web of Conferences, 2019
Lattice associative memories were proposed as an alternative approach to work with a set of associated vector pairs for which the storage and retrieval stages are based in the theory of algebraic lattices. Several techniques have been established to deal
Urcid Gonzalo   +2 more
doaj   +1 more source

Application of hourglass matrix in Goldreich-Goldwasser-Halevi encryption scheme

open access: yesJournal of Nigerian Society of Physical Sciences, 2022
Goldreich-Goldwasser-Halevi (GGH) encryption scheme is lattice-based cryptography with its security based on the shortest vector problem (SVP) and closest vector problem (CVP) with immunity to almost all attacks, including Shor's quantum algorithm and ...
Olayiwola Babarinsa   +6 more
doaj   +1 more source

Sublattices of lattices of convex subsets of vector spaces [PDF]

open access: yes, 2004
For a left vector space V over a totally ordered division ring F, let Co(V) denote the lattice of convex subsets of V. We prove that every lattice L can be embedded into Co(V) for some left F-vector space V.
Semenova, Marina V., Wehrung, Friedrich
core   +3 more sources

Vector - axial vector lattice cross section and valence parton distribution in the pion from a chiral quark model

open access: yesPhysics Letters B, 2020
Within a chiral quark model, we evaluate the good cross section in the Euclidean space in the vector - axial vector channel, proposed recently by Ma and Qiu as means to extract the so far elusive parton distribution functions of the pion from lattice QCD.
Wojciech Broniowski   +1 more
doaj   +1 more source

Component-by-component construction of good intermediate-rank lattice rules [PDF]

open access: yes, 2003
It is known that the generating vector of a rank-1 lattice rule can be constructed component-by-component to achieve strong tractability error bounds in both weighted Korobov spaces and weighted Sobolev spaces.
Joe, Stephen, Kuo, Frances Y.
core   +1 more source

Spin-helix-driven insulating phase in two-dimensional lattice

open access: yesPhysical Review Research, 2020
Motivated by emergent SU(2) symmetry in the spin-orbit-coupled system, we study the spin-helix-driven insulating phase in a two-dimensional lattice. When both Rashba and Dresselhaus spin-orbit couplings are present, the perfect Fermi-surface nesting ...
HaRu K. Park   +2 more
doaj   +1 more source

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