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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   +2 more sources

On strong forms of weak convergence

open access: yesStochastic Processes and their Applications, 1997
The authors discuss several convergences of probability measures stronger than the strong convergence. They present equivalent descriptions of these convergences emulating the Skorokhod representation and the definition of the weak convergence. The paper contains applications to sufficient statistics and to Markov processes.
Saul D. Jacka, Gareth O. Roberts
openaire   +3 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

Strong Convergence in a Product Space [PDF]

open access: yesProceedings of the American Mathematical Society, 1962
The purpose of this note is to present a certain necessary and sufficient condition for strong convergence in Lp over a product space. This result is formulated as Theorem 1 below. Theorem 1 includes as a special case a well-known compactness condition of M. Riesz, which we state in slightly different form as Theorem 2.
openaire   +2 more sources

Strong Convergence of a Projected Gradient Method

open access: yesJournal of Applied Mathematics, 2012
The projected-gradient method is a powerful tool for solving constrained convex optimization problems and has extensively been studied. In the present paper, a projected-gradient method is presented for solving the minimization problem, and the strong ...
Shunhou Fan, Yonghong Yao
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

A strong convergence to the Rosenblatt process

open access: yesJournal of Mathematical Analysis and Applications, 2012
We give a strong approximation of Rosenblatt process via transport processes and we give the rate of convergence.
Soledad Torres   +2 more
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

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

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

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