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54C50 Special sets defined by functions (47 articles)

• Ball, Richard N.; Hager, Anthony W.: Frame monomorphisms and a feature of the $l$-group of Baire functions on a topological space. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 54 (2013), issue 2, pp. 141-157
• Fairey, Gareth; Gartside, Paul; Marsh, Andrew: Cardinal invariants of universals. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 4, pp. 685-703
• Bukovský, Lev: Hurewicz properties, non distinguishing convergence properties and sequence selection properties. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 44 (2003), issue 2, pp. 45-56
• Vadovič, Peter: Zeros of continuous functions and the compact-open topology. (English). Mathematica Slovaca, vol. 53 (2003), issue 5, pp. 515-523
• Hernández, Constancio: Condensations of Tychonoff universal topological algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 3, pp. 529-533
• García-Ferreira, S.; Sanchis, Manuel; Watson, S.: Some remarks on the product of two $C_\alpha$-compact subsets. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 2, pp. 249-264
• Kiriakouli, P.: Classifications and characterizations of Baire-1 functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 4, pp. 733-748
• Hernández, Constancio; Tkačenko, Michael: Subgroups of $\Bbb R$-factorizable groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 2, pp. 371-378
• Banaschewski, Bernhard; Gilmour, Christopher: Pseudocompactness and the cozero part of a frame. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 37 (1996), issue 3, pp. 577-587
• Okunev, Oleg: On analyticity in cosmic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 34 (1993), issue 1, pp. 185-190
• Wajch, Eliza: Small systems -- on approximation of compact sets of measurable functions to compact subsets of $C_{c-o}(X)$. (English). Czechoslovak Mathematical Journal, vol. 41 (1991), issue 4, pp. 619-633
• Pytkeev, Evgenij G.: A note on Baire isomorphism. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 1, pp. 109-112
• Kucia, Anna; Nowak, Andrzej: On Baire approximations of normal integrands. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 2, pp. 373-376
• Matejdes, Milan: Sur les sélecteurs des multifonctions. (French) [On selections of multifunctions]. Mathematica Slovaca, vol. 37 (1987), issue 1, pp. 111-124
• Rice, Michael D.: Atoms in the family of coreflective subcategories of uniform spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 2, pp. 209-220
• Vaněček, Stanislav: On uniform approximation of bounded approximately continuous functions by differences of lower semicontinuous and approximately continuous ones. (English). Czechoslovak Mathematical Journal, vol. 36 (1986), issue 1, pp. 28-30
• Grzegorek, E.: Always of the first category sets (II). (English). In: Frolík, Z., Souček, V. and Vinárek, J. (eds.): Proceedings of the 13th Winter School on Abstract Analysis. Section of Analysis. Circolo Matematico di Palermo, Palermo, 1985. pp. [43]-48
• Balcerzak, Marek: A generalization of the theorem of Mauldin. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 2, pp. 209-220
• Chigogidze, Alex: On Baire isomorphisms of non-metrizable compacta. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 4, pp. 811-820
• Pawlak, Ryszard Jerzy: On functions with the set of discontinuity points belonging to some $sigma$-ideal. (English). Mathematica Slovaca, vol. 35 (1985), issue 4, pp. 327-341
• Grzegorek, E.: Always of the first category sets. (English). In: Frolík, Z. (ed.): Proceedings of the 12th Winter School on Abstract Analysis. Section of Topology. Circolo Matematico di Palermo, Palermo, 1984. pp. [139]-147
• Frankiewicz, Ryszard; Gutek, Andrzej: On decomposition of spaces on meager sets. (English). In: Frolík, Zdeněk (ed.): Abstracta. 9th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1981. pp. 25-28
• Holický, Petr: Remark on completely Baire-additive families in analytic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 2, pp. 327-336
• Neubrunn, Tibor: Erratum: ``A note on mappings of Baire spaces' (Math. Slovaca 27 (1977), no. 2, 173--176). (English). Mathematica Slovaca, vol. 27 (1977), issue 4, pp. 442
• Menu, Jan: A partition of R in two homogeneous and homeomorphic parts. (English). In: Frolík, Z. (ed.): Abstracta. 5th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1977. pp. 43-49
• Wage, Michael L.: Spaces with zero set bases. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 4, pp. 771-775
• Lukeš, Jaroslav; Zajíček, Luděk: When finely continuous functions are of the first class of Baire. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 4, pp. 647-657
• Preiss, David: Baire class of completely additive systems of Baire sets. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1978. pp. 63-64
• Rice, M. D.: Descriptive sets in uniform spaces. (English). In: Novák, Josef (ed.): General topology and its relations to modern analysis and algebra IV, Proceedings of the fourth Prague topological symposium, 1976. Part B: Contributed Papers. Society of Czechoslovak Mathematicians and Physicist, Praha, 1977. pp. [381]-389
• Lukeš, Jaroslav; Zajíček, Luděk: Fine topologies as examples of non-Blumberg Baire spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 4, pp. 683-688
• Jayne, J. E.: Generation of Baire sets. (English). In: Novák, Josef (ed.): General topology and its relations to modern analysis and algebra IV, Proceedings of the fourth Prague topological symposium, 1976. Part B: Contributed Papers. Society of Czechoslovak Mathematicians and Physicist, Praha, 1977. pp. 187-194
• Rice, Michael D.: Metric-fine, proximally fine, and locally fine uniform spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 2, pp. 307-313
• Frolík, Zdeněk: Recent development of theory of uniform spaces. (English). In: General topology and its relations to modern analysis and algebra IV, Proceedings of the fourth Prague topological symposium, 1976. Part A: Invited papers. Springer, Berlin, 1977. pp. 98-108
• Katětov, Miroslav: Baire functions and classes bounded by filters. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 4, pp. 771-785
• Hager, Anthony W.: Real-valued functions on Alexandroff (zero-set) spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 4, pp. 755-769
• Frolík, Zdeněk: Some metrically determined functors of uniform spaces with paved spaces. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1976. pp. 139-140
• Frolík, Zdeněk: Four functors into paved spaces. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1975. pp. 27-72
• Frolík, Zdeněk: Hyper-extensions of $\sigma$-algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 2, pp. 361-375
• Farková, Jana: Note on a Theorem of Kuratowski-Sierpiński. (English). Matematický časopis, vol. 23 (1973), issue 2, pp. 179-183
• Katětov, Miroslav: Baire classification and infinite perceptrons. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 2, pp. 373-396
• Zajíček, Luděk: Cluster sets of arbitrary functions in Euclidean spaces (Preliminary communication). (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 1, pp. 197-201
• Farková, Jana: About the Maximum and the Minimum of Darboux Functions. (English). Matematický časopis, vol. 21 (1971), issue 2, pp. 110-116
• Sennott, L. I.: Extending point-finite covers. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 393-398
• Katětov, M.: On descriptive classification of functions. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 235-242
• Nyikos, P.: Strongly zero-dimensional spaces. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 341-344
• Jayne, J. E.: Topological representations of measurable spaces. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 217-221
• Farková, Jana: Über Darbouxsche Funktionen. (German). Matematický časopis, vol. 20 (1970), issue 3, pp. 185-194