Results 11 to 20 of about 1,208,437 (281)

Poisson convergence on the free Poisson algebra

open access: yesBernoulli, 2015
Based on recent findings by Bourguin and Peccati, we give a fourth moment type condition for an element of a free Poisson chaos of arbitrary order to converge to a free (centered) Poisson distribution.
Bourguin, Solesne
core   +3 more sources

A Globally Convergent Matrix-Free Method for Constrained Equations and Its Linear Convergence Rate [PDF]

open access: yesAbstract and Applied Analysis, 2014
A matrix-free method for constrained equations is proposed, which is a combination of the well-known PRP (Polak-Ribière-Polyak) conjugate gradient method and the famous hyperplane projection method.
Min Sun, Jing Liu
doaj   +4 more sources

Γ-convergence of free-discontinuity problems [PDF]

open access: yesAnnales de l'Institut Henri Poincaré C, Analyse non linéaire, 2019
We study the Γ-convergence of sequences of free-discontinuity functionals depending on vector-valued functions u which can be discontinuous across hypersurfaces whose shape and location are not known a priori. The main novelty of our result is that we work under very general assumptions on the integrands which, in
Filippo Cagnetti   +3 more
openaire   +5 more sources

Convergent free sequences in compact spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
We prove that if κ \kappa is an uncountable regular cardinal and a compact T 2 {T_2} space X X contains a free sequence of length κ \kappa , then X X also contains such a sequence that is convergent. This implies that under
Juhász, István   +1 more
openaire   +1 more source

Gradient-free distributed optimization with exact convergence

open access: yesAutomatica, 2022
In this paper, a gradient-free distributed algorithm is introduced to solve a set constrained optimization problem under a directed communication network. Specifically, at each time-step, the agents locally compute a so-called pseudo-gradient to guide the updates of the decision variables, which can be applied in the fields where the gradient ...
Pang, Yipeng, Hu, Guoqiang
openaire   +3 more sources

Global convergence of triangularized orthogonalization-free method

open access: yesCommunications in Mathematical Sciences, 2023
This paper proves the global convergence of a triangularized orthogonalization-free method (TriOFM). TriOFM, in general, applies a triangularization idea to the gradient of an objective function and removes the rotation invariance in minimizers. More precisely, in this paper, the TriOFM works as an eigensolver for sizeable sparse matrices and obtains ...
Gao, Weiguo, Li, Yingzhou, Lu, Bichen
openaire   +2 more sources

Fine convergence in free groups [PDF]

open access: yesCzechoslovak Mathematical Journal, 1986
In the theory of sequential convergence groups, the most often used examples seem to be free groups or free Abelian groups equipped with appropriate sequential convergence structures. The authors describe procedures for extending a sequential convergence structure on an infinite ``alphabet set'' to a certain type of free group constructed from that set
Frič, Roman, Zanolin, Fabio
openaire   +2 more sources

Generalized Statistical Convergence and Convergence Free Spaces

open access: yesJournal of Mathematical Analysis and Applications, 2000
The statistical convergence was introduced by H. Fast in 1951. Since then this notion has been studied by many authors including J. Connor, J. A. Fridy, H. I. Miller, A. R. Freedman, J. J. Sember, I. J. Maddox, T. Salat, etc. In this paper, by using the concepts of convergence free spaces, cofilters and filters based on a countably infinite set, the ...
Nuray, F, Ruckle, WH
openaire   +3 more sources

Democratic Convergence and Free Trade [PDF]

open access: yesInternational Studies Quarterly, 1998
Even if a democracy were more likely to pursue free trade than an autocracy (an unproven generalization), the simultaneous spread of democracy in the world would not necessarily yield a reduction in protection, but might in fact cause an increase. The reason for this paradoxical outcome is the fact that democratic convergence creates power profiles ...
openaire   +3 more sources

New type of difference sequence spaces of fuzzy real numbers

open access: yesMathematical Modelling and Analysis, 2009
In this paper we introduce the natation difference operator Δrn(m ≥ 0, an integer) for studying properties of some sequence spaces. We define the sequence spaces l ∞ F (Δm), cF(Δm), cF o(Δm) and investigate their properties like solid‐ness, convergence ...
Binod Chandra Tripathy   +1 more
doaj   +1 more source

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