期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：1998
卷号：21
DOI：10.1155/S0161171298000970
出版社：Hindawi Publishing Corporation
摘要：In [1]
Sr(Δ):={x=(xk):(kr|Δxk|)k=1∞∈c0}
for r≥1 is studied. In this paper, we generalize this space to Sr(p,Δ)
for a sequence of strictly positive
reals. We give a characterization of the matrix classes
(Sr(p,Δ),ℓ∞) and (Sr(p,Δ),ℓ1).
