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Found 13 Documents (Results 1–13)

From the strict Chebyshev approximant of a vector to the strict spectral approximant of a matrix. (English) Zbl 1421.65010

Zemánek, Jaroslav (ed.) et al., Études opératorielles. Warsaw: Polish Academy of Sciences, Institute of Mathematics. Banach Cent. Publ. 112, 307-346 (2017).
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Spaces of smooth and generalized vectors of a bounded operator and their applications. (Ukrainian) Zbl 1096.47500

Ukrainian mathematical congress–2001, Kiev, Ukraine, August 21–23, 2001. Proceedings. Section 11. Functional analysis. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-2779-5). 36-58 (2002).
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