• DML-CZ Home

54G05 Extremally disconnected spaces, $F$-spaces, etc. (39 articles)

• Olfati, A. R.: Functionally countable subalgebras and some properties of the Banaschewski compactification. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 57 (2016), issue 3, pp. 365-379
• Starý, Jan: Coherent ultrafilters and nonhomogeneity. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 56 (2015), issue 2, pp. 257-264
• Verner, Jonathan L.: Lonely points revisited. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 54 (2013), issue 1, pp. 105-110
• Protasov, I. V.: Coronas of ultrametric spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 52 (2011), issue 2, pp. 303-307
• Hernández-Gutiérrez, Rodrigo; Tamariz-Mascarúa, Angel: Disconnectedness properties of hyperspaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 52 (2011), issue 4, pp. 569-591
• Larson, Suzanne: Functions that map cozerosets to cozerosets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 48 (2007), issue 3, pp. 507-521
• Thümmel, Egbert: Open mappings on extremally disconnected compact spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 47 (2006), issue 2, pp. 73-105
• Aliabad, Ali Rezaei: Pasting topological spaces at one point. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 4, pp. 1193-1206
• Hernández-Hernández, Fernando: A tree $\pi $-base for $\Bbb R^\ast$ without cofinal branches. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 46 (2005), issue 4, pp. 721-734
• Simon, Petr: On the existence of true uniform ultrafilters. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 4, pp. 739-741
• Banaschewski, Bernhard; Hong, Sung Sa: Completeness properties of function rings in pointfree topology. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 2, pp. 245-259
• Koldunov, A. V.; Veksler, A. I.: Maximal nowhere dense $P$-sets in basically disconnected spaces and $F$-spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 2, pp. 363-378
• Vaughan, Jerry E.: Two spaces homeomorphic to $Seq(p)$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 1, pp. 209-218
• Arhangel'skii, A. V.: On topological and algebraic structure of extremally disconnected semitopological groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 41 (2000), issue 4, pp. 803-810
• Balasubramanian, Ganesan: On fuzzy $\beta$-compact spaces and fuzzy $\beta$-extremally disconnected spaces. (English). Kybernetika, vol. 33 (1997), issue 3, pp. 271-277
• 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
• Dlaska, Karin; Ergun, Nurettin; Ganster, Maximilian: Countably $S$-closed spaces. (English). Mathematica Slovaca, vol. 44 (1994), issue 3, pp. 337-348
• 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
• Vermeer, J.: Frolik's theorem for basically disconnected spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 34 (1993), issue 2, pp. 135-142
• Sun, Shu-Hao; Choo, Koo-Guan: New properties of the concentric circle space and its applications to cardinal inequalities. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 32 (1991), issue 2, pp. 395-403
• Paseka, J.; Sekanina, P.: A note on extremally disconnected frames. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 31 (1990), issue 2, pp. 75-84
• Simon, Petr: A note on nowhere dense sets in $\omega^\ast$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 1, pp. 145-147
• Caterino, Alessandro: Special lattices of compactifications. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 3, pp. 515-523
• Błaszczyk, Aleksander: A construction of the Gleason space. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 2, pp. 233-236
• Szymański, Andrzej: Some applications of tiny sequences. (English). In: Frolík, Zdeněk (ed.): Proceedings of the 11th Winter School on Abstract Analysis. Circolo Matematico di Palermo, Palermo, 1984. pp. [321]-328
• Uspenskij, Vladimir Vladimirovich: К теореме Балцара-Франека об отображениях экстремально несвязных бикомпактов на канторов дисконтинуум. (Russian) [On the Balcar-Franěk theorem concerning the mappings of disconnected bicompacta on the Cantor discontinuum]. Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 1, pp. 155-165
• Juhász, István; van Mill, Jan: Countably compact spaces all countable subsets of which are scattered. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 4, pp. 851-855
• Balcar, B.; Franěk, F.: Independent families on complete Boolean algebras. (English). In: Frolík, Z. (ed.): Abstracta. 7th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1979. pp. 10-14
• van Mill, Jan: On tho existence of weak P-points in compact F-spaces. (English). In: Frolík, Z. (ed.): Abstracta. 7th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1979. pp. 44-47
• Szymański, Andrzej: Some Baire category type theorems for $U(\omega_1)$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 20 (1979), issue 3, pp. 519-528
• Atalla, Robert E.: Measure theoretic behavior of closed sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 4, pp. 697-703
• Błaszczyk, A.: On a factorization lemma and a construction of absolute without separation axioms. (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. [45]-50
• Iwanik, A.: Two-sided nonsingular transformations. (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. 179-186
• Hager, Anthony W.: Real-valued functions on Alexandroff (zero-set) spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 4, pp. 755-769
• Rödl, Vojtěch: Fineness in the category of all 0-dimensional uniform spaces. (English). In: Frolík, Zdeněk (ed.): Seminar Uniform Spaces. , 1975. pp. 139-143
• Mioduszewski, J.: On a method which leads to extremally disconnected 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. 309-311
• Efimov, B. A.: On the imbedding of extremally disconnected spaces into bicompacta. (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. 103-107
• Frolík, Z.: Maps of extremally disconnected spaces, theory of types, and applications. (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. [131]-142
• Efimov, B.: Extremal disconnectedness and dyadicity. (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. 129-130