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Band-dominated operators with operator-valued coefficients, their Fredholm properties and finite sections.

Authors :
Rabinovich, V.
Roch, S.
Silbermann, B.
Source :
Integral Equations & Operator Theory; Jul2001, Vol. 40 Issue 3, p342-381, 40p
Publication Year :
2001

Abstract

The central theme of the present paper are band and band-dominated operators, i.e. norm limits of band operators. In the first part, we generalize the results from [24] and [25] concerning the Fredholm properties of band-dominated operators and the applicability of the finite section method to the case of operators with operator-valued coefficients. We characterize these properties in terms of the limit operators of the given band-dominated operator. The main objective of the second part is to apply these results to pseudodifferential operators on cones in ℝ<superscript> n</superscript> which is possible after a suitable discretization. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
0378620X
Volume :
40
Issue :
3
Database :
Complementary Index
Journal :
Integral Equations & Operator Theory
Publication Type :
Academic Journal
Accession number :
50557975
Full Text :
https://doi.org/10.1007/BF01299850