Results 21 to 30 of about 4,026,358 (295)

Strong convergence of modified Noor iterations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
In this paper, strong convergence theorem is obtained for the modified Noor iterations in the framework of uniformly smooth Banach spaces. Our results extend and improve the recent ones announced by Wittman, Kim, Xu, and some others.
Yongfu Su, Xiaolong Qin
doaj   +1 more source

Strong Convergence of Mann’s Iteration Process in Banach Spaces

open access: yesMathematics, 2020
Mann’s iteration process for finding a fixed point of a nonexpansive mapping in a Banach space is considered. This process is known to converge weakly in some class of infinite-dimensional Banach spaces (e.g., uniformly convex Banach spaces with a ...
Hong-Kun Xu   +2 more
doaj   +1 more source

Strong convergence of peaks over a threshold

open access: yesJournal of Applied Probability, 2023
AbstractExtreme value theory plays an important role in providing approximation results for the extremes of a sequence of independent random variables when their distribution is unknown. An important one is given by the generalised Pareto distribution $H_\gamma(x)$ as an approximation of the distribution $F_t(s(t)x)$ of the excesses over a ...
Padoan, Simone A., Rizzelli, Stefano
openaire   +2 more sources

Strong Convergence Theorems for Nonexpansive Mapping [PDF]

open access: yesJournal of Systems Science and Complexity, 2007
Let \(C\) be a closed convex subset of a uniformly smooth Banach space \(E\) and \(T\) a nonexpansive selfmap of \(C\) with \(F(T) \neq \emptyset\). Given a point \(u \in C\) and an initial guess \(x_0 \in C\), the author proves the strong convergence of the iteration scheme defined by \(z_n = \gamma_nx_n + (1 - \gamma_n)Tx_n\), \(y_n = \beta_nx_n + (1
Yongfu Su, Xiaolong Qin
openaire   +3 more sources

Strong Convergence Theorems for Nonexpansive Semigroups without Bochner Integrals

open access: yesFixed Point Theory and Applications, 2008
We prove a convergence theorem by the new iterative method introduced by Takahashi et al. (2007). Our result does not use Bochner integrals so it is different from that by Takahashi et al. We also correct the strong convergence theorem recently proved by
Satit Saejung
doaj   +2 more sources

Infinite matrices and absolute almost convergence

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1983
In 1973, Stieglitz [5] introduced a notion of FB-Convergence which provided a wide generalization of the classical idea of almost convergence due to Lorentz [1].
Mursaleen
doaj   +1 more source

An Efficient Iterative Procedure for Proximally Quasi-Nonexpansive Mappings and a Class of Boundary Value Problems

open access: yesAxioms, 2022
It is well-known in the literature that many analytical techniques are introduced in order to find a solution for problems such as functional, differential, and integral equations.
Kifayat Ullah   +4 more
doaj   +1 more source

The Strong Convergence of Schrodinger Propagators [PDF]

open access: yesTransactions of the American Mathematical Society, 1981
Time dependent versions of the Trotter-Kato theorem are discussed using nonstandard analysis. Both standard and nonstandard results are obtained. In particular, it is shown that if a sequence of generators converges in the strong resolvent topology at each time to a limiting generator and if the sequence of generators and limiting generator uniformly ...
openaire   +1 more source

On the Strong Convergence and Complete Convergence for Pairwise NQD Random Variables

open access: yesAbstract and Applied Analysis, 2014
Let an,n≥1 be a sequence of positive constants with an/n↑ and let X,Xn,n≥1 be a sequence of pairwise negatively quadrant dependent random variables. The complete convergence for pairwise negatively quadrant dependent random variables is studied under ...
Aiting Shen, Ying Zhang, Andrei Volodin
doaj   +1 more source

Lacunary strong $(A_\sigma, p)$-convergence

open access: yes, 1972
summary:The definition of lacunary strongly convergence is extended to the definition of lacunary strong $(A_{\sigma }, p)$-convergence with respect to invariant mean when $A$ is an infinite matrix and $p = (p_i)$ is a strictly positive sequence.
Bilgin, Tunay, Paul Schaefer
core   +1 more source

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