• DML-CZ Home

54A10 Several topologies on one set (change of topology, comparison of topologies, lattices of topologies) (57 articles)

• Karaçal, Funda; Köroğlu, Tuncay: A principal topology obtained from uninorms. (English). Kybernetika, vol. 58 (2022), issue 6, pp. 863-882
• Karaçal, Funda; Ertuğrul, Ümit; Kesicioğlu, M. Nesibe: Generating methods for principal topologies on bounded lattices. (English). Kybernetika, vol. 57 (2021), issue 4, pp. 714-736
• Gutev, Valentin: Selections and approaching points in products. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 57 (2016), issue 1, pp. 89-95
• Chatyrko, Vitalij A.; Hattori, Yasunao: A poset of topologies on the set of real numbers. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 54 (2013), issue 2, pp. 189-196
• Pichardo-Mendoza, Roberto; Tamariz-Mascarúa, Ángel; Villegas-Rodríguez, Humberto: Pseudouniform topologies on $C(X)$ given by ideals. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 54 (2013), issue 4, pp. 557-577
• Fenille, Marcio Colombo: A reverse viewpoint on the upper semicontinuity of multivalued maps. (English). Mathematica Bohemica, vol. 138 (2013), issue 4, pp. 415-423
• Tanaka, Yoshio: Topology on ordered fields. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 53 (2012), issue 1, pp. 139-147
• Herrlich, Horst; Keremedis, Kyriakos: AC holds iff every compact completely regular topology can be extended to a compact Tychonoff topology. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 52 (2011), issue 1, pp. 139-143
• Dabbs, James: On Manes' countably compact, countably tight, non-compact spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 52 (2011), issue 3, pp. 427-433
• Casarrubias-Segura, Fidel; Hernández-Hernández, Fernando; Tamariz-Mascarúa, Ángel: Martin's Axiom and $\omega$-resolvability of Baire spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 51 (2010), issue 3, pp. 519-540
• Vidalis, T.: Corrigendum to “Minimal $KC$-spaces are countably compact”. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 50 (2009), issue 1, pp. 163
• Sun, Weihua; Xu, Yuming; Li, Ning: On minimal strongly KC-spaces. (English). Czechoslovak Mathematical Journal, vol. 59 (2009), issue 2, pp. 305-316
• Angoa, J.; Ibarra, M.; Tamariz-Mascarúa, A.: On $\omega$-resolvable and almost-$\omega$-resolvable spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 49 (2008), issue 3, pp. 485-508
• Wroński, Stanisław: Non-homeomorphic density topologies. (English). Mathematica Slovaca, vol. 57 (2007), issue 4, pp. [359]-368
• Satco, Bianca: A new relationship between decomposability and convexity. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 47 (2006), issue 3, pp. 457-466
• Uzcátegui, Carlos: Topologies generated by ideals. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 47 (2006), issue 2, pp. 317-335
• Balcerzak, Marek; Natkaniec, Tomasz; Terepeta, Małgorzata: Cardinal inequalities implying maximal resolvability. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 1, pp. 85-91
• Horbaczewska, Grazyna: The family of $I$-density type topologies. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 4, pp. 735-745
• Vidalis, T.: Minimal $KC$-spaces are countably compact. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 3, pp. 543-547
• Bienias, Jerzy; Terepeta, Małgorzata: A sufficient condition for maximal resolvability of topological spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 1, pp. 139-144
• Lo Faro, G.; Nordo, G.; Porter, J. R.: On minimal-$\alpha$-spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 4, pp. 727-740
• Alas, Ofelia T.; Wilson, Richard G.: Spaces in which compact subsets are closed and the lattice of $T_1$-topologies on a set. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 43 (2002), issue 4, pp. 641-652
• Okunev, Oleg: Tightness of compact spaces is preserved by the $t$-equivalence relation. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 43 (2002), issue 2, pp. 335-342
• Porter, Jack: Connected Hausdorff subtopologies. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 1, pp. 195-201
• Pavlov, Oleg: Condensations of Cartesian products. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 2, pp. 355-365
• Červeňanský, Jaroslav; Šalát, Tibor: Convergence preserving permutations of $\Bbb N$ and Fréchet's space of permutations of $\Bbb N$. (English). Mathematica Slovaca, vol. 49 (1999), issue 2, pp. 189-199
• Schröder, J.: On sub-, pseudo- and quasimaximal spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 1, pp. 197-206
• Bella, A.; Malykhin, V. I.: Tightness and resolvability. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 1, pp. 177-184
• Pyrih, Pavel: Normal spaces and the Lusin-Menchoff property. (English). Mathematica Bohemica, vol. 122 (1997), issue 3, pp. 295-299
• Kalenda, O.: Note on connections of the point of continuity property and Kuratowski problem on function having the Baire property. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 38 (1997), issue 1, pp. 3-12
• Klaška, Jiří: Transitivity and partial order. (English). Mathematica Bohemica, vol. 122 (1997), issue 1, pp. 75-82
• Balasubramanian, Ganesan: Maximal fuzzy topologies. (English). Kybernetika, vol. 31 (1995), issue 5, pp. 459-464
• Dorsett, Charles: New characterizations of regular open sets, semi-regular sets, and extremally disconnectedness. (English). Mathematica Slovaca, vol. 45 (1995), issue 4, pp. 435-444
• Porter, Jack R.; Stephenson, R. M., Jr.; Woods, Grant R.: Maximal pseudocompact spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 35 (1994), issue 1, pp. 127-145
• Nowak, Marian: Inductive limit topologies on Orlicz spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 32 (1991), issue 4, pp. 667-675
• Dow, Alan; Watson, Stephen: Skula spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 1, pp. 27-31
• Šlapal, Josef: On lattices of generalized topologies. (English). Mathematica Slovaca, vol. 38 (1988), issue 1, pp. 51-59
• Šlapal, Josef: On modifications of topologies without axioms. (English). Archivum Mathematicum, vol. 24 (1988), issue 3, pp. 99-110
• Šlapal, Josef: On the axioms preserved by modifications of topologies without axioms. (English). Archivum Mathematicum, vol. 24 (1988), issue 4, pp. 203-215
• Zajíček, L.: Alternative definitions of $J$-density topology. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 28 (1987), issue 1, pp. 57-61
• Beattie, Ronald; Butzmann, Heinz-Peter: Sequentially determined convergence spaces. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 2, pp. 231-247
• Natkaniec, Tomasz: On $I$-continuity and $I$-semicontinuity points. (English). Mathematica Slovaca, vol. 36 (1986), issue 3, pp. 297-312
• Simon, Petr: Completely regular modification and products. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 25 (1984), issue 1, pp. 121-128
• Doboš, Jozef: On a certain lattice of topologies on a product of metric spaces. (English). Mathematica Slovaca, vol. 32 (1982), issue 4, pp. 397-402
• Borsík, Ján; Doboš, Jozef: On a product of metric spaces. (English). Mathematica Slovaca, vol. 31 (1981), issue 2, pp. 193-205
• Šmarda, Bohumil: The lattice of topologies of topological $l$-groups. (English). Czechoslovak Mathematical Journal, vol. 26 (1976), issue 1, pp. 128-136
• Kannan, V.: Ordinal invariants in topology - summary. (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. [197]-206
• Pelant, Jan; Reiterman, Jan: Atoms and proximal fineness. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1976. pp. 37-41
• Herrlich, Horst: Epireflective subcategories of TOP need not be cowell-powered. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 4, pp. 713-716
• Rosický, Jiří: Modular, distributive and simple intervals of the lattice of topologies. (English). Archivum Mathematicum, vol. 11 (1975), issue 2, pp. 105-114
• Pelant, Jan; Reiterman, Jiří: Atoms in uniformities. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1975. pp. 73-81
• Rosický, Jiří: Embeddings of lattices in the lattice of topologies. (English). Archivum Mathematicum, vol. 9 (1973), issue 2, pp. 49-56
• Lihová, Judita: The Lattice of all Systems of $r$-Ideals in a Set. (English). Matematický časopis, vol. 22 (1972), issue 1, pp. 50-58
• Pechanec-Drahoš, Jaroslav: A construction of the projective modification for a closure-set of a presheaf. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 12 (1971), issue 1, pp. 117-125
• Comfort, W. W.; Negrepontis, S.: Continuous functions on products with strong topologies. (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. 89-92
• Steiner, A. K.: On the lattice of topologies. (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. 411-415
• Janakiraman, S.; Rajagopalan, M.: Finer topologies in locally compact groups. (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. [155]