Lacunary statistical convergence of order $$\alpha, \beta$$ α , β for generalized vector-valued difference sequence spaces
The Journal of Analysis(2019)
Abstract
In this paper, we defined space
$$S_\theta ^{\alpha ,\beta } (\Delta _v^m,E,q)$$
of all vector-valued lacunary
$$\Delta _v^m$$
-statistical convergent sequences of order
$$(\alpha , \beta )$$
and space
$$N_\theta ^{\alpha ,\beta } (\Delta _v^m,E,q,p)$$
of all vector-valued strongly
$$\Delta _v^m$$
-lacunary summable sequences of order
$$(\alpha ,\beta )$$
by taking sequence
$$(E_k, q_k)$$
of normed spaces, where p is a positive real number and
$$\alpha ,\beta$$
are real numbers with
$$0<\alpha \leqslant \beta \leqslant 1$$
. Some inclusion relations between these spaces are obtained. We also studied space
$$\omega _\theta ^{\alpha ,\beta } (\Delta _v^m,f,E,q,p)$$
of all vector-valued strongly
$$\Delta _v^m$$
-lacunary summable sequences of order
$$(\alpha , \beta )$$
with respect to modulus function f by taking a bounded sequence
$$(p_k)$$
of strictly positive real numbers with
$$\displaystyle \inf _k p_k>0$$
. The inclusion relations between spaces
$$\omega _\theta ^{\alpha ,\beta } (\Delta _v^m,f,E,q,p)$$
and
$$S_\theta ^{\alpha ,\beta } (\Delta _v^m,E,q)$$
are determined.
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Key words
Statistical convergence, Lacunary sequence, Difference sequence space, Paranormed space, Modulus function, Statistical convergence - 40A35, Difference sequence space - 40C05, Paranormed space - 46E99
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