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46A22 Theorems of Hahn-Banach type; extension and lifting of functionals and operators (14 articles)

• Száz, Árpád: Linear extensions of relations between vector spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 2, pp. 367-385
• 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
• Kakol, Jerzy: Simple construction of spaces without the Hahn-Banach extension property. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 33 (1992), issue 4, pp. 623-624
• Kąkol, Jerzy; Sorjonen, Pekka: Locally convex topologies in linear orthogonality spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 32 (1991), issue 1, pp. 33-37
• Thierfelder, Jörg: Separation theorems for sets in product spaces and equivalent assertions. (English). Kybernetika, vol. 27 (1991), issue 6, pp. 522-534
• Nowak, Marian: Orlicz lattices with modular topology. II. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 2, pp. 271-279
• Godini, G.: An approach to generalizing Banach spaces: normed almost linear spaces. (English). In: Frolík, Z. (ed.): Proceedings of the 12th Winter School on Abstract Analysis. Section of Analysis. Circolo Matematico di Palermo, Palermo, 1984. pp. [33]-50
• Neumann, Michael: A Ford-Fulkerson type theorem concerning vector-valued flows in infinite networks. (English). Czechoslovak Mathematical Journal, vol. 34 (1984), issue 1, pp. 156-162
• Jokl, Luděk: An application of the Hahn-Banach theorem in convex analysis. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 4, pp. 799-807
• Netuka, Ivan: Monotone extensions of operators and the first boundary value problem. (English). In: Greguš, Michal (ed.): Equadiff 5. Proceedings of the Fifth Czechoslovak Conference on Differential Equations and Their Applications held in Bratislava, August 24-28, 1981. BSB B.G. Teubner Verlagsgesellschaft, Leipzig, 1982. pp. 268-271
• Nehse, Reinhard: A new concept of separation. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 1, pp. 169-179
• Vonkomerová, Marta: On the extension of positive operators. (English). Mathematica Slovaca, vol. 31 (1981), issue 3, pp. 251-262
• Pták, Pavel: On extensions of uniformly continuous Banach-space-valued mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 20 (1979), issue 1, pp. 101-105
• 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