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B值适应可积序列加权和的强收敛性
引用本文:万成高,万英.B值适应可积序列加权和的强收敛性[J].湖北大学学报(自然科学版),2013(3):370-374.
作者姓名:万成高  万英
作者单位:湖北大学数学与计算机科学学院,湖北武汉,430062
摘    要:设{Xn,Fn,n≥1}是B值适应可积序列(或B值鞅差序列),{an,n≥1}和{bn,n≥1}是两个正常数列,本文中研究了形如1/bn∑ni=1ai(Xi-E(Xi|Fi-1))或(1/bn∑ni=1aiXi)加权和的强收敛性,得到了一些适当条件下加权和的强收敛性的结果.

关 键 词:B值适应可积序列  B值鞅差序列  加权和  强收敛性

Strong convergence of weighted sums with Banach space valued integrable adapter sequences
WAN Chenggao , WAN Ying.Strong convergence of weighted sums with Banach space valued integrable adapter sequences[J].Journal of Hubei University(Natural Science Edition),2013(3):370-374.
Authors:WAN Chenggao  WAN Ying
Institution:(School of Mathematics and Computer Science,Hubei University,Wuhan 430062,China)
Abstract:We mainly studied the strong convergence of weighted sums of the form 1/bn∑n i=1ai(Xi-E(Xi|Fi-1))(or1/bn∑n i=1aiXi),where {Xn,Fn,n≥1} was an arbitrary Banach space valued integrable adapter sequence(or Banach space valued martingale difference) and {an,n≥1} and {bn,n≥1} were two sequences of positive constants.Some new strong convergence for such weighted sums were proved under mild conditions.
Keywords:Banach space valued integrable adapter sequences  Banach space valued martingale diffrences  weighted sums  strong convergence
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