Convergent subseries of s I-convergent series

Misik, L; Sleziak, M; Tryba, J

Misik, L (corresponding author), Univ Ostrava, Fac Sci, Dept Math, 30 Dubna 22, Ostrava 70103 1, Czech Republic.; Misik, L (corresponding author), J Selye Univ, Fac Econ & Informat, Dept Math, Komarno, Slovakia.

LITHUANIAN MATHEMATICAL JOURNAL, 2021; 61 (1): 56

Abstract

We say that an ideal I has property (T) if for every I-convergent series Sigma(infinity)(n=1) x(n), there exists a set A is an element of I such that ......

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