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A note on a lower bound for the smallest singular value. (English) Zbl 0876.15015
In order to estimate the matrix operator norm of nonsingular matrices, new lower bounds for the smallest singular value are established here.
Reviewer: F.Uhlig (Auburn)

MSC:
15A42 Inequalities involving eigenvalues and eigenvectors
15A60 Norms of matrices, numerical range, applications of functional analysis to matrix theory
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