The paper considers some classes of block matrices that can be regarded as block generalizations of the class of \( \mathrm{\mathscr{H}} \)-matrices and interrelations among them. New bounds for the infinity norm of inverses for matrices in the classes under consideration are suggested.
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Translated from Zapiski Nauchnykh Seminarov POMI, Vol. 453, 2016, pp. 172–188.
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Kolotilina, L.Y. On Block Generalizations of \( \mathrm{\mathscr{H}} \)-Matrices. J Math Sci 224, 926–936 (2017). https://doi.org/10.1007/s10958-017-3462-9
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DOI: https://doi.org/10.1007/s10958-017-3462-9