Decay of the elements of the inverses of some triangular Toeplitz matrices

Banded lower triangular N×N Toeplitz matrices A are considered. A sufficient condition for the elements of A −1 to decay to 0 fast is given. Moreover, some bounds of the norms of these inverses are also found.

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Bibliographic Details
Main Author: Słowik Roksana Krystyna
Format: Article
Published: 2021
Series:Acta scientiarum mathematicarum 87 No. 3-4
Kulcsszavak:Toeplitz-mátrix, Analízis - matematikai
Subjects:
doi:10.14232/actasm-021-028-7

Online Access:http://acta.bibl.u-szeged.hu/75854
Description
Summary:Banded lower triangular N×N Toeplitz matrices A are considered. A sufficient condition for the elements of A −1 to decay to 0 fast is given. Moreover, some bounds of the norms of these inverses are also found.
Physical Description:541-550
ISSN:2064-8316