Abstract
In the present paper, we show that \(\vartheta \)-convergent double series spaces \({\mathcal {CS}}_\vartheta \) and the series space \(\mathcal {BV}\) of double sequences of bounded variation are BDK-spaces and investigate their \(AK(\vartheta )\)-space property, where \(\vartheta \in \{p,bp,r\}\).
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Communicated by Rosihan M. Ali.
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Yeşılkayagıl, M., Başar, F. \(AK(\vartheta )\)-Property of Double Series Spaces. Bull. Malays. Math. Sci. Soc. 44, 881–889 (2021). https://doi.org/10.1007/s40840-020-00982-z
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DOI: https://doi.org/10.1007/s40840-020-00982-z