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47A20 Dilations, extensions, compressions (17 articles)

• Schumacher, Katrin: A chart preserving the normal vector and extensions of normal derivatives in weighted function spaces. (English). Czechoslovak Mathematical Journal, vol. 59 (2009), issue 3, pp. 637-648
• Bermudo, S.; Marcantognini, S. A. M.; Morán, M. D.: Operators of Hankel type. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 4, pp. 1147-1163
• Allahverdiev, B. P.: Extensions, dilations and functional models of infinite Jacobi matrix. (English). Czechoslovak Mathematical Journal, vol. 55 (2005), issue 3, pp. 593-609
• Mancera, Carmen H.; Paúl, Pedro J.: On Pták’s generalization of Hankel operators. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 2, pp. 323-342
• Kordula, Vladimír: On the defect spectrum of an extension of a Banach space operator. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 4, pp. 609-616
• Pták, Vlastimil: Factorization of Toeplitz and Hankel operators. (English). Mathematica Bohemica, vol. 122 (1997), issue 2, pp. 131-145
• Baronti, Marco; Fragnelli, Vito; Lewicki, Grzegorz: Extensions of linear operators from hyperplanes of $l^{(n)}_\infty$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 36 (1995), issue 3, pp. 443-458
• Pták, Vlastimil: Generalized couplings. (English). Czechoslovak Mathematical Journal, vol. 45 (1995), issue 3, pp. 517-528
• Kordula, Vladimír: Contractions similar to isometries. (English). Czechoslovak Mathematical Journal, vol. 43 (1993), issue 3, pp. 503-517
• Pták, Vlastimil; Vrbová, Pavla: Contractive couplings. (English). Czechoslovak Mathematical Journal, vol. 42 (1992), issue 4, pp. 657-673
• Pták, Vlastimil; Vrbová, Pavla: An abstract model for compressions. (English). Časopis pro pěstování matematiky, vol. 113 (1988), issue 3, pp. 252-266
• Pták, Vlastimil: Isometries in $H^2$, generating functions and extremal problems. (English). Časopis pro pěstování matematiky, vol. 110 (1985), issue 1, pp. 33-57
• Zajac, Michal: Hyperinvariant subspace lattice of weak contractions. (English). Mathematica Slovaca, vol. 33 (1983), issue 1, pp. 75-80
• Alda, Václav: On generalized localizability. (English). Aplikace matematiky, vol. 18 (1973), issue 1, pp. 30-32
• Futáš, Eugen: Extension of Linear Operators. (English). Matematický časopis, vol. 22 (1972), issue 4, pp. 271-281
• Charvát, František: On problems concerning extension of linear operations on linear spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 12 (1971), issue 1, pp. 105-115
• Charvát, František: On problems concerning uniqueness of the extension of linear operations on linear spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 12 (1971), issue 2, pp. 271-280