Results 1 to 10 of about 10,888 (264)

Asymptotic Behavior of Stochastic Partly Dissipative Lattice Systems in Weighted Spaces

open access: yesInternational Journal of Differential Equations, 2011
We study stochastic partly dissipative lattice systems with random coupled coefficients and multiplicative/additive white noise in a weighted space of infinite sequences.
Xiaoying Han
doaj   +1 more source

Affine charge and the $k$-bounded Pieri rule [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
We provide a new description of the Pieri rule of the homology of the affine Grassmannian and an affineanalogue of the charge statistics in terms of bounded partitions.
Jennifer Morse, Anne Schilling
doaj   +1 more source

Topological Properties of the Complex Vector Lattice of Bounded Measurable Functions

open access: yesJournal of Function Spaces and Applications, 2013
Let Σ be a σ-algebra of subsets of a nonempty set Ω. Let be the complex vector lattice of bounded Σ-measurable complex-valued functions on Ω and let be the Banach space of all bounded countably additive complex-valued measures on Ω.
Marian Nowak
doaj   +1 more source

Formal Ordinal Sums of Triangular Norms on Modular Lattices

open access: yesMathematics
The formal ordinal sums of t-norms on the bounded lattice is defined by Saminger, but the formal ordinal sum need not be a t-norm. Hence, she provides a necessary and sufficient condition such that the formal ordinal sum is a t-norm indeed. In this paper,
Yang Luo
doaj   +1 more source

On blockers in bounded posets

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
Antichains of a finite bounded poset are assigned antichains playing a role analogous to that played by blockers in the Boolean lattice of all subsets of a finite set. Some properties of lattices of generalized blockers are discussed.
Andrey O. Matveev
doaj   +1 more source

An Efficient Algorithm for the Shortest Vector Problem

open access: yesIEEE Access, 2018
Lattice is widely used in cryptography since it has potential for defending quantum attacks. One of the significant problems in such cryptography is the shortest vector problem (SVP). This problem is to find the non-zero shortest vector in lattice.
Yu-Lun Chuang, Chun-I Fan, Yi-Fan Tseng
doaj   +1 more source

Half quantum vortices in a nematic superconductor

open access: yesPhysical Review Research, 2020
Motivated by the superconductivity of M_{x}Bi_{2}Se_{3}, we study topological excitations in a nematic superconductor using Ginzburg-Landau theory. An isolated excitation at low field is shown to be either a distorted phase vortex or a tightly-bounded ...
Pye Ton How, Sung-Kit Yip
doaj   +1 more source

Bounds on Area Involving Lattice Size

open access: yesThe Electronic Journal of Combinatorics, 2023
The lattice size of a lattice polygon $P$ is a combinatorial invariant of $P$ that was recently introduced in relation to the problem of bounding the total degree and the bi-degree of the defining equation of an algebraic curve. In this paper, we establish sharp lower bounds on the area of plane convex bodies $P\subset\mathbb{R}^2$ that involve the ...
openaire   +2 more sources

On the positive weak almost limited operators

open access: yesArab Journal of Mathematical Sciences, 2015
Using the concept of approximately order bounded sets with respect to a lattice seminorm, we establish some new characterizations of positive weak almost limited operators on Banach lattices.
Nabil Machrafi   +3 more
doaj   +1 more source

Lattice scars: surviving in an open discrete billiard

open access: yesNew Journal of Physics, 2014
We study quantum systems on a discrete bounded lattice (lattice billiards). The statistical properties of their spectra show universal features related to the regular or chaotic character of their classical continuum counterparts.
Víctor Fernández-Hurtado   +3 more
doaj   +1 more source

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