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An algorithm for checking the practical regularity of symmetric interval matrices. (Russian. English summary) Zbl 1060.65046
Summary: The problem is considered of checking the practical regularity of symmetric interval matrices. A version of the Sherman–Morrison formula is suggested which makes it possible to develop H. Bulgak’s algorithm in view of specificity of symmetric interval matrices.
MSC:
65G30 Interval and finite arithmetic
15A60 Norms of matrices, numerical range, applications of functional analysis to matrix theory
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