A general theorem characterizing some absolute summability methods (Q1860613)
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scientific article; zbMATH DE number 1874181
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A general theorem characterizing some absolute summability methods |
scientific article; zbMATH DE number 1874181 |
Statements
A general theorem characterizing some absolute summability methods (English)
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27 October 2003
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Necessary and sufficient conditions satified by a sequence \(\left(\varepsilon_{n}\right)\) in order to have the series \(\sum a_{n}\varepsilon _{n}\) summable to \(\left|A\right|\) whenever \(\sum a_{n}\) is summable to \(\left|A\right|\) for some summability method \(A\), are given.
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absolute summability
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summability factors
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