Statistical cluster points of sequences in finite dimensional spaces

Serpil Pehlivan; A. Güncan; M. A. Mamedov

Czechoslovak Mathematical Journal (2004)

  • Volume: 54, Issue: 1, page 95-102
  • ISSN: 0011-4642

Abstract

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In this paper we study the set of statistical cluster points of sequences in m -dimensional spaces. We show that some properties of the set of statistical cluster points of the real number sequences remain in force for the sequences in m -dimensional spaces too. We also define a notion of Γ -statistical convergence. A sequence x is Γ -statistically convergent to a set C if C is a minimal closed set such that for every ϵ > 0 the set { k ρ ( C , x k ) ϵ } has density zero. It is shown that every statistically bounded sequence is Γ -statistically convergent. Moreover if a sequence is Γ -statistically convergent then the limit set is a set of statistical cluster points.

How to cite

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Pehlivan, Serpil, Güncan, A., and Mamedov, M. A.. "Statistical cluster points of sequences in finite dimensional spaces." Czechoslovak Mathematical Journal 54.1 (2004): 95-102. <http://eudml.org/doc/30840>.

@article{Pehlivan2004,
abstract = {In this paper we study the set of statistical cluster points of sequences in $m$-dimensional spaces. We show that some properties of the set of statistical cluster points of the real number sequences remain in force for the sequences in $m$-dimensional spaces too. We also define a notion of $\Gamma $-statistical convergence. A sequence $x$ is $\Gamma $-statistically convergent to a set $C$ if $C$ is a minimal closed set such that for every $\epsilon > 0 $ the set $ \lbrace k\:\rho (C, x_k ) \ge \epsilon \rbrace $ has density zero. It is shown that every statistically bounded sequence is $\Gamma $-statistically convergent. Moreover if a sequence is $\Gamma $-statistically convergent then the limit set is a set of statistical cluster points.},
author = {Pehlivan, Serpil, Güncan, A., Mamedov, M. A.},
journal = {Czechoslovak Mathematical Journal},
keywords = {compact sets; natural density; statistically bounded sequence; statistical cluster point; compact set; natural density; statistically bounded sequence; statistical cluster point},
language = {eng},
number = {1},
pages = {95-102},
publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},
title = {Statistical cluster points of sequences in finite dimensional spaces},
url = {http://eudml.org/doc/30840},
volume = {54},
year = {2004},
}

TY - JOUR
AU - Pehlivan, Serpil
AU - Güncan, A.
AU - Mamedov, M. A.
TI - Statistical cluster points of sequences in finite dimensional spaces
JO - Czechoslovak Mathematical Journal
PY - 2004
PB - Institute of Mathematics, Academy of Sciences of the Czech Republic
VL - 54
IS - 1
SP - 95
EP - 102
AB - In this paper we study the set of statistical cluster points of sequences in $m$-dimensional spaces. We show that some properties of the set of statistical cluster points of the real number sequences remain in force for the sequences in $m$-dimensional spaces too. We also define a notion of $\Gamma $-statistical convergence. A sequence $x$ is $\Gamma $-statistically convergent to a set $C$ if $C$ is a minimal closed set such that for every $\epsilon > 0 $ the set $ \lbrace k\:\rho (C, x_k ) \ge \epsilon \rbrace $ has density zero. It is shown that every statistically bounded sequence is $\Gamma $-statistically convergent. Moreover if a sequence is $\Gamma $-statistically convergent then the limit set is a set of statistical cluster points.
LA - eng
KW - compact sets; natural density; statistically bounded sequence; statistical cluster point; compact set; natural density; statistically bounded sequence; statistical cluster point
UR - http://eudml.org/doc/30840
ER -

References

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