Results 11 to 20 of about 4,143 (262)

Variationally Asymptotically Stable Difference Systems

open access: yesAdvances in Difference Equations, 2007
We characterize the h-stability in variation and asymptotic equilibrium in variation for nonlinear difference systems via n∞-summable similarity and comparison principle.
Sung Kyu Choi, Yoon Hoe Goo, Namjip Koo
doaj   +2 more sources

Affine-periodic solutions by asymptotic and homotopy equivalence

open access: yesBoundary Value Problems, 2020
This paper studies the existence of affine-periodic solutions which have the form of x ( t + T ) = Q x ( t ) $x(t+T)=Qx(t)$ with some nonsingular matrix Q.
Jiamin Xing, Xue Yang
doaj   +1 more source

Asymptotic unitary equivalence in C*-algebras [PDF]

open access: yesRussian Journal of Mathematical Physics, 2015
Let $C=C(X)$ be the unital $C^*$-algebra of all continuous functions on a finite CW complex $X$ and let $A$ be a unital simple $C^*$-algebra with tracial rank at most one. We show that two unital monomorphisms $ , : C\to A$ are asymptotically unitarily equivalent, i.e., there exists a continuous path of unitaries $\{u_t: t\in [0,1)\}\subset A$ such ...
Lin, H., Niu, Z.
openaire   +3 more sources

The Ψ–Asymptotic Equivalence of the Lyapunov Matrix Differential Equations with Integral Term as Right Side and Modified Argument

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2022
Using the notion of strict h-contraction, existence results for Ψ-asymptotic equivalence of two pairs of (Lyapunov) matrix differential equations with integral term as right side and modified argument are given.
Diamandescu Aurel
doaj   +1 more source

Local Varieties and Asymptotic Equivalence [PDF]

open access: yesProceedings of the American Mathematical Society, 1962
1. Let o be a local domain and let a be an ideal of o that is primary for the maximal ideal m of o. If a is an element that is superficial of degree s for a (in the sense of [6, p. -i2 ]) and a,, * * *, at is a basis for c8, let o(a, a)=o[a,/a, * * *, at/a].
openaire   +2 more sources

Asymptotic equivalence and summability

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1993
This paper is a study of the relatioship. between the asymptotic equivalence of two sequences (limnxn/yn=1) and three variatious of this equivalence for a sequence-to-sequence transformation A, the three variations are give by the ratios RmAx/RmAy.
Mousa S. Marouf
doaj   +1 more source

Asymptotic coarse Lipschitz equivalence

open access: yes, 2023
We introduce the notion of asymptotic coarse Lipschitz equivalence of metric spaces. We show that it is strictly weaker than coarse Lipschitz equivalence. We study its impact on the asymptotic dimension of metric spaces. Then we focus on Banach spaces.
Braga, Bruno de Mendonça   +1 more
openaire   +2 more sources

Asymptotically equivalent prediction in multivariate geostatistics

open access: yesBernoulli, 2022
Cokriging is the common method of spatial interpolation (best linear unbiased prediction) in multivariate geostatistics. While best linear prediction has been well understood in univariate spatial statistics, the literature for the multivariate case has been elusive so far.
Bachoc, François   +4 more
openaire   +5 more sources

Asymptotic charges in massless QED revisited: a view from spatial infinity

open access: yesJournal of High Energy Physics, 2019
Hamada and Shiu have recently shown that tree level amplitudes in QED satisfy an infinite hierarchy of soft photon theorems, the first two of which are Weinberg and Low’s theorems respectively.
Miguel Campiglia, Alok Laddha
doaj   +1 more source

On Asymptotically f-Statistical Equivalent Sequences [PDF]

open access: yesJournal of the Indonesian Mathematical Society, 2018
By using modulus functions, we have obtained a generalization of statistical convergence of asymptotically equivalent sequences, a new non-matrix convergence method, which is intermediate between the ordinary convergence and the statistical convergence. Further, we have examined some inclusion relations related to this concept.
Konca, Şükran, Küçükaslan, Mehmet
openaire   +2 more sources

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