DENSITY BY MODULI AND STATISTICAL CONVERGENCE

被引:80
作者
Aizpuru, A. [1 ]
Listan-Garcia, M. C. [1 ]
Rambla-Barreno, F. [1 ]
机构
[1] Univ Cadiz, Dept Matemat, Puerto Real 11510, Cadiz, Spain
关键词
Density; modulus function; statistical convergence; FK-SPACES;
D O I
10.2989/16073606.2014.981683
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
By using modulus functions we introduce a new concept of density for sets of natural numbers. Consequently, we obtain a generalization of the notion of statistical convergence which is studied and characterized. As an application, we prove that the ordinary convergence is equivalent to the module statistical conver- gence for every unbounded modulus function.
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页码:525 / 530
页数:6
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