Convergence Rates in the Strong Law of Large Numbers for Martingale Difference Sequences
Author(s) -
Xuejun Wang,
Shuhe Hu,
Wenzhi Yang,
Xinghui Wang
Publication year - 2012
Publication title -
abstract and applied analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.228
H-Index - 56
eISSN - 1687-0409
pISSN - 1085-3375
DOI - 10.1155/2012/572493
Subject(s) - mathematics , martingale difference sequence , martingale (probability theory) , local martingale , law of large numbers , sequence (biology) , rate of convergence , pure mathematics , mathematical analysis , random variable , statistics , key (lock) , ecology , biology , genetics
We study the complete convergence and complete moment convergence for martingale difference sequence. Especially, we get the Baum-Katz-type Theorem and Hsu-Robbins-type Theorem for martingale difference sequence. As a result, the Marcinkiewicz-Zygmund strong law of large numbers for martingale difference sequence is obtained. Our results generalize the corresponding ones of Stoica (2007, 2011)
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