03 Mathematical logic and foundations
03E35 Consistency and independence results (106 articles)
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Zapletal, Jindřich:
Coloring triangles and rectangles.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 64
(2023),
issue 1,
pp. 83-96
-
Banerjee, Amitayu:
Maximal independent sets, variants of chain/antichain principle and cofinal subsets without AC.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 64
(2023),
issue 2,
pp. 137-159
-
Pestov, Vladimir G.:
On a result of K. P. Hart about non-existence of measurable solutions to the discrete expectation maximization problem.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 64
(2023),
issue 3,
pp. 353-358
-
Banerjee, Amitayu; Gyenis, Zalán:
Chromatic number of the product of graphs, graph homomorphisms, antichains and cofinal subsets of posets without AC.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 62
(2021),
issue 3,
pp. 361-382
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Šaroch, Jan:
On the nontrivial solvability of systems of homogeneous linear equations over $\mathbb Z$ in ZFC.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 61
(2020),
issue 2,
pp. 155-164
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Hayut, Yair; Karagila, Asaf:
Spectra of uniformity.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 60
(2019),
issue 2,
pp. 285-298
-
Grebík, Jan:
Ultrafilter extensions of asymptotic density.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 60
(2019),
issue 1,
pp. 25-37
-
Kalajdzievski, Damjan; Steprāns, Juris:
Uniqueness of means in the Cohen model.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 60
(2019),
issue 1,
pp. 49-60
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Tachtsis, Eleftherios:
On certain non-constructive properties of infinite-dimensional vector spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 59
(2018),
issue 3,
pp. 285-309
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Clontz, Steven:
Applications of limited information strategies in Menger's game.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 58
(2017),
issue 2,
pp. 225-239
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Herrlich, Horst; Tachtsis, Eleftherios:
On the solvability of systems of linear equations over the ring $\mathbb{Z}$ of integers.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 58
(2017),
issue 2,
pp. 241-260
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Soukup, Lajos; Stanley, Adrienne:
Resolvability in c.c.c. generic extensions.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 58
(2017),
issue 4,
pp. 519-529
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Repický, Miroslav:
A proof of the independence of the Axiom of Choice from the Boolean Prime Ideal Theorem.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 56
(2015),
issue 4,
pp. 543-546
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Yorioka, Teruyuki:
Todorcevic orderings as examples of ccc forcings without adding random reals.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 56
(2015),
issue 1,
pp. 125-132
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Soukup, Dániel T.; Soukup, Lajos:
Partitioning bases of topological spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 55
(2014),
issue 4,
pp. 537-566
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Kálnai, Peter; Žemlička, Jan:
Products of small modules.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 55
(2014),
issue 1,
pp. 9-16
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Banakh, Taras; Chervak, Ostap; Zdomskyy, Lubomyr:
On character of points in the Higson corona of a metric space.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 54
(2013),
issue 2,
pp. 159-178
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Bienias, Marek; Głąb, Szymon; Rałowski, Robert; Żeberski, Szymon:
Two point sets with additional properties.
(English).
Czechoslovak Mathematical Journal,
vol. 63
(2013),
issue 4,
pp. 1019-1037
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Herrlich, Horst; Howard, Paul; Tachtsis, Eleftherios:
On special partitions of Dedekind- and Russell-sets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 53
(2012),
issue 1,
pp. 105-122
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Szymanski, Andrzej:
On $\pi$-caliber and an application of Prikry's partial order.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 52
(2011),
issue 3,
pp. 463-471
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Soukup, Lajos:
Pcf theory and cardinal invariants of the reals.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 52
(2011),
issue 1,
pp. 153-162
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Honzík, Radek:
A characterization of lifting generics for Sacks-like forcings.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 51
(2010),
issue 3,
pp. 49-55
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Friedman, Sy-David:
Forcings which preserve large cardinals.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 51
(2010),
issue 3,
pp. 29-47
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Fischer, Vera; Irrgang, Bernhard:
Non-dominating ultrafilters.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 51
(2010),
issue 3,
pp. 13-17
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Rałowski, Robert; Żeberski, Szymon:
On nonmeasurable images.
(English).
Czechoslovak Mathematical Journal,
vol. 60
(2010),
issue 2,
pp. 423-434
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Staš, Michal:
The regularity properties on the real line.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 51
(2010),
issue 3,
pp. 73-82
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Friedman, Sy-David:
Forcing when there are large cardinals: An introduction.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 50
(2009),
issue 2,
pp. 23-32
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Kalemba, Piotr; Plewik, Szymon:
Hausdorff gaps reconstructed from Luzin gaps.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 50
(2009),
issue 2,
pp. 33-38
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Abraham, Uri:
Lectures on ideal dichotomy.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 50
(2009),
issue 2,
pp. 5-22
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Farkas, Barnabás; Soukup, Lajos:
More on cardinal invariants of analytic $P$-ideals.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 50
(2009),
issue 2,
pp. 281-295
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Główczyński, Wiesław:
Outer measure on boolean algebras.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 49
(2008),
issue 2,
pp. 3-8
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Brendle, Jörg:
Mad families and ultrafilters.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 48
(2007),
issue 2,
pp. 19-35
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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
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González-Hernández, Juan; Hernández-Hernández, Fernando; Villarreal, César E.:
When is $\Bbb R$ the union of an increasing family of null sets?.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 48
(2007),
issue 4,
pp. 623-630
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Zdomskyy, Lyubomyr:
A semifilter approach to selection principles II: $\tau^\ast$-covers.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 47
(2006),
issue 3,
pp. 539-547
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Dow, Alan:
Property D and pseudonormality in first countable spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 46
(2005),
issue 2,
pp. 369-372
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Piper, Greg:
Regular closure and corresponding ${\Cal P}_K \lambda$ versions of $\diamondsuit$ and $\clubsuit$.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 46
(2005),
issue 2,
pp. 67-76
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Zdomsky, Lubomyr:
A semifilter approach to selection principles.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 46
(2005),
issue 3,
pp. 525-539
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Hrušák, Michael; Ranero, Carlos Martínez:
Some remarks on non-special coherent Aronszajn trees.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 46
(2005),
issue 2,
pp. 33-40
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Banakh, T.:
Cardinal characteristics of the ideal of Haar null sets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 45
(2004),
issue 1,
pp. 119-137
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Gruenhage, Gary; Levy, Ronnie:
Correction to the paper: Covering $^\omega \omega $ by special Cantor sets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 45
(2004),
issue 1,
pp. 177-177
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Comfort, W. W.; Raczkowski, S. U.; Trigos-Arrieta, F. Javier:
The dual group of a dense subgroup.
(English).
Czechoslovak Mathematical Journal,
vol. 54
(2004),
issue 2,
pp. 509-533
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Gruenhage, Gary; Levy, Ronnie:
Covering $^\omega\omega$ by special Cantor sets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 43
(2002),
issue 3,
pp. 497-509
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Kamburelis, Anastasis:
A note on forcing with ideals and Hechler forcing.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 43
(2002),
issue 2,
pp. 45-49
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García-Ferreira, S.; González-Silva, R. A.; Tomita, A. H.:
Topological games and product spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 43
(2002),
issue 4,
pp. 675-685
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Cichoń, Jacek; Jasiński, Andrzej:
A note on complex unions of subsets of the real line.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 42
(2001),
issue 2,
pp. 11-15
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Cichoń, Jacek; Szczepaniak, Przemyslaw:
On almost invariant subsets of the real line.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 42
(2001),
issue 2,
pp. 17-21
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Cichoń, Jacek:
On dense subsets of rational numbers.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 42
(2001),
issue 2,
pp. 5-10
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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
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Majcher-Iwanow, Barbara:
Cardinal invariants of the lattice of partitions.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 41
(2000),
issue 3,
pp. 543-558
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Malykhin, V. I.:
$C_p(I)$ is not subsequential.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 40
(1999),
issue 4,
pp. 785-788
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Alas, O. T.; García-Ferreira, S.; Tomita, A. H.:
Extraresolvability and cardinal arithmetic.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 40
(1999),
issue 2,
pp. 279-292
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Fedeli, Alessandro; Le Donne, Attilio:
An independency result in connectification theory.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 40
(1999),
issue 2,
pp. 331-334
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Soukup, L.:
Smooth graphs.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 40
(1999),
issue 1,
pp. 187-199
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Brendle, Jörg:
Around splitting and reaping.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 39
(1998),
issue 2,
pp. 269-279
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Jiménez, R.; Malykhin, V. I.:
Structure resolvability.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 39
(1998),
issue 2,
pp. 379-387
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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
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Just, Winfried; Tanner, Andreas:
Splitting $\omega$-covers.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 38
(1997),
issue 2,
pp. 375-378
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Juhász, I.; Soukup, L.; Szentmiklóssy, Z.:
Forcing countable networks for spaces satisfying $\operatorname{R}(X^\omega)=\omega$.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 37
(1996),
issue 1,
pp. 159-170
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Simon, P.:
A note on almost disjoint refinement.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 37
(1996),
issue 2,
pp. 89-99
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Malykhin, V. I.:
Nowhere dense subsets and Booth's Lemma.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 37
(1996),
issue 2,
pp. 391-395
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Farah, Ilijas:
OCA and towers in $\Cal P(\Bbb N)/fin$.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 37
(1996),
issue 4,
pp. 861-866
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Arhangel'skii, A. V.; Just, W.; Plebanek, G.:
Sequential continuity on dyadic compacta and topological groups.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 37
(1996),
issue 4,
pp. 775-790
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Malykhin, V. I.:
Distinguishing Lindelöfness and inverse Lindelöfness.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 36
(1995),
issue 1,
pp. 171-176
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Daniels, Peg:
$\omega^\omega$-directedness and a question of E. Michael.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 36
(1995),
issue 1,
pp. 115-121
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Vojtáš, P.:
Amoeba relation and Galois-Tukey connections.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 35
(1994),
issue 2,
pp. 67-74
-
Good, Chris:
Large cardinals and Dowker products.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 35
(1994),
issue 3,
pp. 515-522
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Gorelic, Isaac:
On powers of Lindelöf spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 35
(1994),
issue 2,
pp. 383-401
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Sochor, A.:
Complexity of the axioms of the alternative set theory.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 34
(1993),
issue 1,
pp. 33-45
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Göbel, R.; Goldsmith, B.:
Cotorsion-free algebras as endomorphism algebras in $L$ - the discrete and topological cases.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 34
(1993),
issue 1,
pp. 1-9
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Cichoń, J.; Majcher, B.; Węglorz, B.:
Dualization of van Douwen diagram.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 33
(1992),
issue 2,
pp. 27-29
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Zakrzewski, Piotr:
Strong Fubini axioms from measure extension axioms.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 33
(1992),
issue 2,
pp. 291-297
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Sgall, Jiří:
Forcing in the alternative set theory. I.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 32
(1991),
issue 2,
pp. 323-337
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Sgall, Jiří; Sochor, Antonín:
Forcing in the alternative set theory. II.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 32
(1991),
issue 2,
pp. 339-353
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Szymański, Andrzej:
Measurable cardinals and category bases.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 32
(1991),
issue 2,
pp. 405-409
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Soukup, Lajos:
On $\omega^2$-saturated families.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 32
(1991),
issue 2,
pp. 355-359
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Trlifaj, Jan:
On countable von Neumann regular rings.
(English).
Czechoslovak Mathematical Journal,
vol. 41
(1991),
issue 1,
pp. 1-7
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Soukup, Lajos:
A non-special $\omega_2$-tree with special $\omega_1$-subtrees.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 31
(1990),
issue 3,
pp. 607-612
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Kholshchevnikova, N. N.:
On concentrated sets and N-sets.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 31
(1990),
issue 2,
pp. 47-50
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Majcher, B.:
Orthogonal partitions.
(English).
Acta Universitatis Carolinae. Mathematica et Physica,
vol. 31
(1990),
issue 2,
pp. 59-63
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Trlifaj, Jan:
Von Neumann regular rings and the Whitehead property of modules.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 31
(1990),
issue 4,
pp. 621-625
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Vojtáš, Peter:
More on set-theoretic characteristics of summability of sequences by regular (Toeplitz) matrices.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 29
(1988),
issue 1,
pp. 97-102
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Soukup, Lajos:
On chromatic number of product of graphs.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 29
(1988),
issue 1,
pp. 1-12
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Balcar, Bohuslav; Simon, Petr:
On collections of almost disjoint families.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 29
(1988),
issue 4,
pp. 631-646
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Hajnal, András; Juhász, István; Soukup, Lajos:
On saturated almost disjoint families.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 28
(1987),
issue 4,
pp. 629-633
-
Čuda, Karel:
The consistency of the measurability of projective semisets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 27
(1986),
issue 1,
pp. 103-121
-
Čuda, Karel:
A nonstandard treatment with quantities.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 27
(1986),
issue 3,
pp. 437-447
-
Sochor, Antonín:
Constructibility and shiftings of view.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 26
(1985),
issue 3,
pp. 477-498
-
-
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Jané, Ignacio; Meyer, Paul R.; Simon, Petr; Wilson, Richard G.:
On tightness in chain-net spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 22
(1981),
issue 4,
pp. 809-817
-
Biryukov, Petr A.:
Cardinalities and ranks of $\pi$-bases in topological spaces.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 21
(1980),
issue 4,
pp. 769-776
-
-
Sochor, Antonín:
Metamathematics of the alternative set theory. I.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 20
(1979),
issue 4,
pp. 697-722
-
Marek, Wiktor V.; Sochor, Antonín:
On a weak Kelley-Morse theory of classes.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 19
(1978),
issue 2,
pp. 371-381
-
Bukovský, Lev:
Iterated ultrapower and Prikry's forcing.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 18
(1977),
issue 1,
pp. 77-85
-
Čuda, Karel:
The nonabsolute boundedness model of the theory of semisets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 18
(1977),
issue 4,
pp. 763-769
-
Nešetřil, Jaroslav:
Riga $p$-point.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 18
(1977),
issue 4,
pp. 675-683
-
-
Sochor, Antonín:
Real classes in the ultrapower of hereditarily finite sets.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 16
(1975),
issue 4,
pp. 637-640
-
Bukovský, Lev:
Changing cofinality of a measurable cardinal (An alternative proof).
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 14
(1973),
issue 4,
pp. 689-698
-
-
Hájek, Petr:
On interpretability in set theories. II.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 13
(1972),
issue 3,
pp. 445-455
-
Hájek, Petr:
On interpretability in set theories.
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 12
(1971),
issue 1,
pp. 73-79
-
-
Bukovský, Lev:
The consistency of some theorems concerning Lebesgue measure (Preliminary communication).
(English).
Commentationes Mathematicae Universitatis Carolinae,
vol. 6
(1965),
issue 2,
pp. 179-180