Abstract
A survey of the development of Krein's factorization method and its applications is given.
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 46, No. 3, pp. 293–304, March, 1994.
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Sakhnovich, L.A. Factorization of operators. Theory and applications. Ukr Math J 46, 304–317 (1994). https://doi.org/10.1007/BF01062241
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DOI: https://doi.org/10.1007/BF01062241