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54H05 Descriptive set theory (topological aspects of Borel, analytic, projective, etc. sets) (89 articles)

• Maga, Balázs; Maga, Péter: Generic power series on subsets of the unit disk. (English). Czechoslovak Mathematical Journal, vol. 72 (2022), issue 3, pp. 637-652
• Kwela, A.; Zakrzewski, P.: Combinatorics of ideals --- selectivity versus density. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 58 (2017), issue 2, pp. 261-266
• Zakrzewski, Piotr: A characterization of the meager ideal. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 56 (2015), issue 1, pp. 45-50
• Karlova, Olena: On $\alpha$-embedded sets and extension of mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 54 (2013), issue 3, pp. 377-396
• Cúth, Marek; Rmoutil, Martin: $\sigma $-porosity is separably determined. (English). Czechoslovak Mathematical Journal, vol. 63 (2013), issue 1, pp. 219-234
• Popvassilev, Strashimir G.: Base-base paracompactness and subsets of the Sorgenfrey line. (English). Mathematica Bohemica, vol. 137 (2012), issue 4, pp. 395-401
• Saran, Maya: A note on $G_\delta$ ideals of compact sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 50 (2009), issue 4, pp. 569-573
• Mátrai, Tamás: Covering $\Sigma^0_\xi$-generated ideals by $\Pi^0_\xi$ sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 48 (2007), issue 2, pp. 245-268
• Holický, Petr; Komínek, Václav: Descriptive properties of mappings between nonseparable Luzin spaces. (English). Czechoslovak Mathematical Journal, vol. 57 (2007), issue 1, pp. 201-224
• Flašková, Jana: A note on $\Cal J$-ultrafilters and $P$-points. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 48 (2007), issue 2, pp. 43-48
• Mercourakis, S.; Stamati, E.: A new class of weakly $K$-analytic Banach spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 47 (2006), issue 2, pp. 291-312
• Fuka, Jaroslav; Holický, Petr: On a weak form of uniform convergence. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 4, pp. 637-643
• Ostrovsky, Alexey: Questions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 46 (2005), issue 2, pp. 65-66
• Holický, P.; Zajíček, L.; Zelený, M.: A remark on a theorem of Solecki. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 1, pp. 43-54
• Mathias, A. R. D.: Choosing an attacker by a local derivation. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 45 (2004), issue 2, pp. 59-65
• Mathias, A. R. D.: A scenario for transferring high scores. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 45 (2004), issue 2, pp. 67-73
• Zelený, Miroslav; Pelant, Jan: The structure of the $\sigma$-ideal of $\sigma$-porous sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 1, pp. 37-72
• Kalenda, Ondřej F. K.; Raja, Matias: Descriptive properties of spaces of signed measures. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 44 (2003), issue 2, pp. 79-88
• Milewski, P.; Pol, R.: On a theorem of Holický and Zelený concerning Borel maps without $\sigma$-compact fibers. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 3, pp. 535-543
• Kaufman, Robert: On complexity of a set of norms in Banach spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 44 (2003), issue 2, pp. 89-95
• Zajíček, Luděk; Zelený, Miroslav: On the complexity of some $\sigma$-ideals of $\sigma$-P-porous sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 3, pp. 531-554
• Plebanek, Grzegorz: On compact spaces carrying random measures of large Maharam type. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 43 (2002), issue 2, pp. 87-99
• Holický, Petr: Generalized analytic spaces, completeness and fragmentability. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 4, pp. 791-818
• Buzyakova, Raushan Z.: On clopen sets in Cartesian products. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 2, pp. 357-362
• Holický, Petr; Komínek, Václav: On projection of nonseparable Souslin and Borel sets along separable spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 42 (2001), issue 2, pp. 33-41
• Cichoń, Jacek; Żeberski, Szymon: On the splitting number and Mazurkiewicz's theorem. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 42 (2001), issue 2, pp. 23-25
• Andretta, Alessandro; Marcone, Alberto: Pointwise convergence and the Wadge hierarchy. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 1, pp. 159-172
• Debs, G.; Saint Raymond, J.: Compact covering mappings between Borel ѕpaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 40 (1999), issue 2, pp. 53-64
• Malykhin, V. I.: Irresolvable countable spaces of weight less than $\frak C$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 1, pp. 181-185
• Cao, Jiling; Dontchev, Julian: On a theorem of Popa and Noiri on multifunctions. (English). Mathematica Slovaca, vol. 49 (1999), issue 2, pp. 223-224
• Komínek, V.: A remark on the uniformization in metric ѕpaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 40 (1999), issue 2, pp. 65-74
• Karakuş, Yusuf: Best simultaneous $L_p$ approximations. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 3, pp. 457-463
• Junnila, H. J. K.; Künzi, H. P. A.: Characterizations of absolute $F_{\sigma\delta}$-sets. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 1, pp. 55-64
• Balcerzak, Marek; Rzepecka, Joanna: Marczewski sets in the Hashimoto topologies for measure and category. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 39 (1998), issue 1, pp. 93-97
• Künzi, Hans-Peter A.; Wajch, Eliza: On $\sigma$-discrete Borel mappings via quasi-metrics. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 3, pp. 439-455
• Debs, G.; Saint Raymond, J.: Some applications of game determinacy. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 37 (1996), issue 2, pp. 7-23
• Labędzki, G.: A topology generated by eventually different functions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 37 (1996), issue 2, pp. 37-53
• Holický, P.; Pelant, J.: Radon spaces which are not $\sigma$-fragmentable. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 36 (1995), issue 2, pp. 19-25
• Thümmel, Egbert: The fixed point set of open mappings on extremally disconnected spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 35 (1994), issue 4, pp. 789-794
• Nájares, J.; Zajíček, L.: A $\sigma$-porous set need not be $\sigma$-bilaterally porous. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 35 (1994), issue 4, pp. 697-703
• Andryszczak, A.; Recław, I.: A note on strong measure zero sets. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 34 (1993), issue 2, pp. 7-9
• Okunev, Oleg: On analyticity in cosmic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 34 (1993), issue 1, pp. 185-190
• Holický, Petr: Čech analytic and almost $K$-descriptive spaces. (English). Czechoslovak Mathematical Journal, vol. 43 (1993), issue 3, pp. 451-466
• Veselý, Libor: Characterization of Baire-one functions between topological spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 33 (1992), issue 2, pp. 143-156
• Holický, P.: Zdeněk Frolík and the descriptive theory of sets and spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 32 (1991), issue 2, pp. 5-21
• Miškin, V.: Autohomeomorphism groups of spaces with unique non-isolated point. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 1, pp. 89-94
• Haase, H.: The dimension of analytic sets. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 29 (1988), issue 2, pp. 15-18
• Pol, Roman: Note on a theorem of S. Mercourakis about weakly $K$-analytic Banach spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 29 (1988), issue 4, pp. 723-730
• Frolík, Zdeněk: A note on countably determined and distinguishable sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 28 (1987), issue 2, pp. 301-310
• Shortt, Rae Michael: Sets with no uncountable Blackwell subsets. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 2, pp. 320-322
• Łazarow, Ewa: The coarsest topology for $I$-approximately continuous functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 4, pp. 695-704
• Balcerzak, Marek; Łazarow, Ewa: On pointwise limits of sequences of $I$-continuous functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 4, pp. 705-712
• 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
• van Engelen, Fons: Characterizations of the countable infinite product of rationals and some related problems. (English). In: Frolík, Z., Souček, V. and Vinárek, J. (eds.): Proceedings of the 13th Winter School on Abstract Analysis. Section of Topology. Circolo Matematico di Palermo, Palermo, 1985. pp. [37]-54
• Frolík, Zdeněk: Reduction of Baire-measurability to uniform continuity. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 1, pp. 43-51
• Poreda, W.; Wagner-Bojakowska, E.; Wilczyński, Władysław: Remarks on $I$-density and $I$-approximately continuous functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 3, pp. 553-563
• 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
• Frolík, Zdeněk: Distinguished subclasses of Čech-analytic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 25 (1984), issue 2, pp. 368-370
• Wilczyński, Władysław: Remarks on density topology and its category analogue. (English). In: Frolík, Z. (ed.): Proceedings of the 12th Winter School on Abstract Analysis. Section of Analysis. Circolo Matematico di Palermo, Palermo, 1984. pp. [145]-153
• Wilhelm, Marek: Almost lower semicontinuous multifunctions and the Souslin-graph theorem. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 23 (1982), issue 1, pp. 147,148-158
• Pelant, Jan; Pták, Pavel: The complexity of $\sigma$-discretely decomposable families in uniform spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 2, pp. 317-326
• Gavalec, Martin: Products of ideals of Borel sets. (English). In: Frolík, Zdeněk (ed.): Abstracta. 9th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1981. pp. 32-33
• Holický, Petr: Remark on completely Baire-additive families in analytic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 2, pp. 327-336
• Frolík, Zdeněk: Luzin sets are additive. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 21 (1980), issue 3, pp. 527-533
• Frolík, Z.; Holický, P.: Non-separable analytic spaces and measurability. (English). In: Frolík, Z. (ed.): Abstracta. 8th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1980. pp. 73-78
• Frolík, Zdeněk; Holický, Petr: Selections using orderings (non-separable case). (English). Commentationes Mathematicae Universitatis Carolinae, vol. 21 (1980), issue 4, pp. 653-661
• Grzegorek, E.: On sets always of the first category. (English). In: Frolík, Z. (ed.): Abstracta. 7th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1979. pp. 20-24
• Frolík, Z.; Holický, P.: On the non-separable descriptive theory. (English). In: Frolík, Z. (ed.): Abstracta. 5th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1977. pp. 21-22
• Maharam, D.: Category, Boolean algebras and measure. (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. [124]-135
• Lutzer, David J.: Classifying stationary sets: a survey. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1978. pp. 13-23
• 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
• 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
• Pták, Vlastimil: Nondiscrete mathematical induction. (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. [166]-178
• Vašák, L.: On one generalization of the weakly compactly generated B-spaces. (English). In: Frolík, Z. (ed.): Abstracta. 4th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1976. pp. 147-149
• Telgársky, R.: On some topological games. (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. [461]-472
• 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; Holický, Petr: $\sigma$-discrete decomposability of completely additive families. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1976. pp. 121-123
• Frolík, Zdeněk: Baire sets and uniformities on complete metric spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 1, pp. 137-147
• Kuratowski, K.: A general approach to the theory of set-valued mappings. (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. 271-280
• Simon, Petr: A note on Rudin's example of Dowker space. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 12 (1971), issue 4, pp. 825-834
• Riečanová, Zdena: On an Abstract Formulation of Regularity. (English). Matematický časopis, vol. 21 (1971), issue 2, pp. 117-123
• Frolík, Z.: Topological methods in measure theory and the theory 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. 127-139
• 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
• Stone, A. H.: Absolute Borel sets. (English). In: Franklin, S. P., Frolík, Z. and Koutník, V. (eds.): General Topology and Its Relations to Modern Analysis and Algebra. Proceedings of the Kanpur topological conference, 1968. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1971. pp. 307
• Stone, A. H.: Quotient spaces of the irrationals. (English). In: Franklin, S. P., Frolík, Z. and Koutník, V. (eds.): General Topology and Its Relations to Modern Analysis and Algebra. Proceedings of the Kanpur topological conference, 1968. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1971. pp. 309
• Frolík, Z.: Baire sets which are Borelian subspaces. (English). In: General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the second Prague topological symposium, 1966. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1967. pp. 140-141
• Stone, A. H.: Non-separable Borel sets. (English). In: General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the symposium held in Prague in September 1961. Academia Publishing House of the Czechoslovak Academy of Sciences, Prague, 1962. pp. [341]-342