Article ID Journal Published Year Pages File Type
4640557 Journal of Computational and Applied Mathematics 2010 8 Pages PDF
Abstract

The fine spectra of lower triangular double-band matrices have been examined by several authors (e.g. [13] and [22]). Here we determine the fine spectra of upper triangular double-band matrices over the sequence spaces c0c0 and cc. Upper triangular double-band matrices are infinite matrices which include the left-shift, averaging and difference operators.

Related Topics
Physical Sciences and Engineering Mathematics Applied Mathematics
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