Some necessary conditions for absolute matrix summability factors
INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS, vol.33, no.7, pp.1003-1009, 2002 (SCI-Expanded, Scopus)
- Publication Type: Article / Article
- Volume: 33 Issue: 7
- Publication Date: 2002
- Journal Name: INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS
- Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
- Page Numbers: pp.1003-1009
- Van Yüzüncü Yıl University Affiliated: No
Abstract
We obtain necessary conditions for a lower triangular matrix to have the property that Sigma a(n) lambda(n) is summable \ T \(k) whenever the series Sigma a(n) is bounded \ T \(k).