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06B05 Structure theory (122 articles)

• Bhamre, Vandana P.; Pawar, Madhukar M.: Covering energy of posets and its bounds. (English). Mathematica Bohemica, vol. 148 (2023), issue 4, pp. 537-553
• Shroff, Rupal: On Goldie absolute direct summands in modular lattices. (English). Mathematica Bohemica, vol. 148 (2023), issue 2, pp. 243-253
• Yettou, Mourad; Amroune, Abdelaziz; Zedam, Lemnaouar: A binary operation-based representation of a lattice. (English). Kybernetika, vol. 55 (2019), issue 2, pp. 252-272
• Chajda, Ivan: A Note on Pseudo-Kleene Algebras. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 55 (2016), issue 1, pp. 39-45
• Rai, Shashirekha B.; Parameshwara Bhatta, S.: Derivations and Translations on Trellises. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 54 (2015), issue 1, pp. 129-136
• Flaška, Václav; Ježek, Jaroslav; Kepka, Tomáš: Transitive closures of binary relations. III. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 49 (2008), issue 1, pp. 25-31
• Flaška, Václav; Ježek, Jaroslav; Kepka, Tomáš: Transitive closures of binary relations II. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 48 (2007), issue 1, pp. 71-80
• Flaška, Václav; Ježek, Jaroslav; Kepka, Tomáš; Kortelainen, Juha: Transitive closures of binary relations. I. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 48 (2007), issue 1, pp. 55-69
• Bhatta, S. Parameshwara: Weak chain-completeness and fixed point property for pseudo-ordered sets. (English). Czechoslovak Mathematical Journal, vol. 55 (2005), issue 2, pp. 365-369
• Jakubík, Ján: Generalized cardinal properties of lattices and lattice ordered groups. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 4, pp. 1035-1053
• Radeleczki, S.; Schweigert, D.: Lattices with complemented tolerance lattice. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 2, pp. 407-412
• Beran, Ladislav: On convex constructions in lattices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 45 (2004), issue 1, pp. 17-27
• Bhatta, S. Parameshwara; Shashirekha, H.: Some characterizations of completeness for trellises in terms of joins of cycles. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 1, pp. 267-272
• Jakubík, Ján: Graph automorphisms and cells of lattices. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 1, pp. 103-111
• Csontóová, Mária: Graph automorphisms of multilattices. (English). Mathematica Bohemica, vol. 128 (2003), issue 2, pp. 209-213
• Machala, František: Incidence structures of type $(p, n)$. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 1, pp. 9-18
• Thron, R.; Koppitz, J.: Lattice-theoretically characterized classes of finite bands. (English). Archivum Mathematicum, vol. 39 (2003), issue 1, pp. 1-10
• Bernard, Otto: On contexts of direct products, ordinal sums and ordinal products. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 44 (2003), issue 2, pp. 3-15
• Jakubík, Ján: Cantor-Bernstein theorem for lattices. (English). Mathematica Bohemica, vol. 127 (2002), issue 3, pp. 463-471
• Ratanaprasert, Chawewan: Graph isomorphism of ordered sets. (English). Mathematica Slovaca, vol. 52 (2002), issue 5, pp. 491-499
• Jakubík, Ján: On direct and subdirect product decompositions of partially ordered sets. (English). Mathematica Slovaca, vol. 52 (2002), issue 4, pp. 377-395
• Tůma, Jiří: On the structure of quasi-ordering lattices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 43 (2002), issue 1, pp. 65-74
• Radeleczki, Sándor: Weakly atomic lattices with Stonean congruence lattice. (English). Mathematica Slovaca, vol. 52 (2002), issue 5, pp. 501-510
• Machala, František: Special incidence structures of type $(p,n)$. II. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 40 (2001), issue 1, pp. 161-178
• Lihová, Judita: Characterization of lattices of convex subsets of posets. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 1, pp. 113-119
• Slezák, Vladimír: Span in incidence structures of independent sets defined on projective space. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 39 (2000), issue 1, pp. 191-202
• Machala, František: Special incidence structures of type $(p,n)$. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 39 (2000), issue 1, pp. 123-142
• Machala, František; Slezák, Vladimír: Disjoint unions of incidence structures and complete lattices. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 38 (1999), issue 1, pp. 119-129
• Machala, František: Incidence structures of independent sets. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 38 (1999), issue 1, pp. 113-118
• Slezák, Vladimír: Bases in incidence structures defined on projective spaces. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 37 (1998), issue 1, pp. 113-121
• Niederle, Josef: On automorphism groups of planar lattices. (English). Mathematica Bohemica, vol. 123 (1998), issue 2, pp. 113-136
• Machala, František; Pomp, Marek: Disjoint and complete unions of incidence structures. (English). Mathematica Bohemica, vol. 122 (1997), issue 4, pp. 365-374
• Machala, František; Slezák, Vladimír: Incidence structures and closure spaces. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 36 (1997), issue 1, pp. 149-156
• Jayaram, C.; Johnson, E. W.: Strong compact elements in multiplicative lattices. (English). Czechoslovak Mathematical Journal, vol. 47 (1997), issue 1, pp. 105-112
• Jakubík, Ján: Unions of uniquely complemented lattices. (English). Mathematica Bohemica, vol. 122 (1997), issue 2, pp. 147-152
• Jakubík, Ján: Directly indecomposable direct factors of a lattice. (English). Mathematica Bohemica, vol. 121 (1996), issue 3, pp. 281-292
• Machala, František; Pomp, Marek: Homomorphisms of contexts and isomorphisms of concept lattices. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 35 (1996), issue 1, pp. 121-129
• Hedlíková, Jarmila; Katriňák, Tibor: Lattice betweenness relation and a generalization of König's lemma. (English). Mathematica Slovaca, vol. 46 (1996), issue 4, pp. 343-354
• Stern, Manfred: On centrally symmetric graphs. (English). Mathematica Bohemica, vol. 121 (1996), issue 1, pp. 25-28
• Vaggione, Diego: On Jónsson's theorem. (English). Mathematica Bohemica, vol. 121 (1996), issue 1, pp. 55-58
• Anderson, D. D.; Jayaram, C.: Principal element lattices. (English). Czechoslovak Mathematical Journal, vol. 46 (1996), issue 1, pp. 99-109
• Karásek, Jiří: Rotations of $\lambda$-lattices. (English). Mathematica Bohemica, vol. 121 (1996), issue 3, pp. 293-300
• Machala, František: Contexts and sublattices of concept lattices. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 4, pp. 757-762
• Chajda, Ivan; Halaš, Radomír: Genomorphisms of lattices and semilattices. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 33 (1994), issue 1, pp. 23-27
• Machala, František: Isomorphismen von Kontexten und Konzeptualverbänden. (German) [Isomorphisms of contexts and concept lattices]. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 32 (1993), issue 1, pp. 123-140
• Halaš, Radomír: Concept lattices of quasiordered sets. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 32 (1993), issue 1, pp. 43-47
• Kolibiar, Milan; Lihová, Judita: Convex automorphisms of a lattice. (English). Mathematica Slovaca, vol. 43 (1993), issue 4, pp. 417-425
• Chajda, I.; Kotrle, M.: Subdirectly irreducible and congruence distributive $q$-lattices. (English). Czechoslovak Mathematical Journal, vol. 43 (1993), issue 4, pp. 635-642
• Chajda, Ivan: Lattices in quasiordered sets. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 31 (1992), issue 1, pp. 6-12
• Niederle, Josef: On completely meet-irreducible elements in compactly generated lattices. (English). Czechoslovak Mathematical Journal, vol. 39 (1989), issue 3, pp. 490-491
• Novák, Vítězslav: Some properties of lattice homomorphisms. (English). Časopis pro pěstování matematiky, vol. 114 (1989), issue 2, pp. 138-145
• Noor, Abu Saleh Abdun; Cornish, William H.: Multipliers on a nearlattice. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 4, pp. 815-827
• Ladzianska, Zuzana: ${\frak m}$-poproduct of lattices. (English). Mathematica Slovaca, vol. 35 (1985), issue 1, pp. 31-35
• Slavík, Václav: On lattices with isomorphic interval lattices. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 4, pp. 550-554
• Hromkovič, Juraj: On the number of monotonic functions from two-valued logic to $k$-valued logic. (English). Kybernetika, vol. 21 (1985), issue 3, pp. 228-234
• Jakubík, Ján: On weak direct product decompositions of lattices and graphs. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 2, pp. 269-277
• Ladzianska, Zuzana: Poproduct decomposition of a lattice. (English). Mathematica Slovaca, vol. 35 (1985), issue 3, pp. 263-266
• Błaszczyk, A.: Remarks on powers of lattices. (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. [11]-13
• Slatinský, Emil: Die Abgeschlossenheit der lexikographischen Summe in der Klasse modularer Verbände. (German) [The closure of the lexicographical sum in the class of modular lattices]. Archivum Mathematicum, vol. 20 (1984), issue 4, pp. 205-210
• Slatinský, Emil: Die arithmetische Operation der Summe. (German) [The arithmetic operation of the sum]. Archivum Mathematicum, vol. 20 (1984), issue 1, pp. 9-20
• Jakubík, Ján: On isometries of lattices. (English). Mathematica Slovaca, vol. 34 (1984), issue 2, pp. 177-184
• Jakubík, Ján: On lattices determined up to isomorphisms by their graphs. (English). Czechoslovak Mathematical Journal, vol. 34 (1984), issue 2, pp. 305-314
• Pondělíček, Bedřich: Atomicity of tolerance lattices of commutative semigroups. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 3, pp. 485-498
• Pócs, Jozef: Congruence relations on direct products of lattices. (English). Mathematica Slovaca, vol. 32 (1982), issue 2, pp. 173-175
• Ladzianska, Zuzana: Poproduct of lattices. (English). Mathematica Slovaca, vol. 32 (1982), issue 1, pp. 3-22
• Goralčík, Pavel: O jednom pěkném algebraickém výsledku. (Czech) [On an elegant algebraic result]. Pokroky matematiky, fyziky a astronomie, vol. 25 (1980), issue 3, pp. 139-144
• Dalík, Josef: Lattices of generating systems. (English). Archivum Mathematicum, vol. 16 (1980), issue 3, pp. 137-151
• Ježek, Jaroslav; Slavík, Václav: Primitive lattices. (English). Czechoslovak Mathematical Journal, vol. 29 (1979), issue 4, pp. 595-634
• Janowitz, Melvin F.: Note on the center of a lattice. (English). Mathematica Slovaca, vol. 28 (1978), issue 3, pp. 235-242
• Vinárek, Jiří: Remarks on subdirect representations in categories. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 1, pp. 63-70
• Dvurečenskij, Anatolij: Signed states on a logic. (English). Mathematica Slovaca, vol. 28 (1978), issue 1, pp. 33-40
• Fofanova, Tatyana S.: Об инъективных полигонах над цепями. (Russian) [Injective polygons over chains]. Mathematica Slovaca, vol. 28 (1978), issue 1, pp. 21-32
• Hedlíková, Jarmila: Chains in modular ternary latticoids. (English). Mathematica Slovaca, vol. 27 (1977), issue 3, pp. 249-256
• Pudlák, Pavel; Tůma, Jiří: Every finite lattice can be embedded in the lattice of all equivalences over a finite set (Preliminary communication). (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 2, pp. 409-414
• Zelinka, Bohdan: The lattice of all subtrees of a tree. (English). Mathematica Slovaca, vol. 27 (1977), issue 3, pp. 277-286
• Chajda, Ivan: Lattices of compatible relations. (English). Archivum Mathematicum, vol. 13 (1977), issue 2, pp. 89-95
• Jakubík, Ján; Kolibiar, Milan: Lattices with a third distributive operation. (English). Mathematica Slovaca, vol. 27 (1977), issue 3, pp. 287-292
• Klaučová, Oľga: Lines in directed distributive multilattices. (English). Mathematica Slovaca, vol. 27 (1977), issue 1, pp. 55-64
• Vlček, Ivan: On congruences of the lattices ${\rm Sub (L)}$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 3, pp. 541-546
• Nieminen, Juhani: On structural properties of normality relations on lattices. (English). Archivum Mathematicum, vol. 13 (1977), issue 3, pp. 159-167
• Tomková, Mária: On the $b$-equivalence of multilattices. (English). Mathematica Slovaca, vol. 27 (1977), issue 4, pp. 331-336
• Nieminen, Juhani: Tolerance relations on simple ternary algebras. (English). Archivum Mathematicum, vol. 13 (1977), issue 2, pp. 105-109
• Dalík, Josef: Verbandstheoretische Eigenschaften von Sprachen. (German) [Lattice-theoretical properties of languages]. Archivum Mathematicum, vol. 12 (1976), issue 1, pp. 31-42
• Klaučová, Oľga: b-equivalent multilattices. (English). Mathematica Slovaca, vol. 26 (1976), issue 1, pp. 63-72
• Chajda, Ivan: A construction of tolerances on modular lattices. (English). Časopis pro pěstování matematiky, vol. 101 (1976), issue 2, pp. 195-198
• Pavelka, Jan: On closed lattices. (English). In: Frolík, Z. (ed.): Abstracta. 4th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1976. pp. 31-41
• Nieminen, Juhani: On normality relation and its generalization on lattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 4, pp. 615-631
• Domiaty, R. Z.: Remarks to the problem of defining a topology by its homeomorphism group. (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. 99-110
• Močkoř, J.: Topological groups of divisibility. (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. 291-295
• Zelinka, Bohdan: Intersection Graphs of Semilattices. (English). Matematický časopis, vol. 25 (1975), issue 4, pp. 345-350
• Beran, L.: Note on a normality relation in lattices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 16 (1975), issue 1, pp. 59-62
• Slavík, Václav: A note on subquasivarieties of some varieties of lattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 1, pp. 173-181
• Slavík, Václav: On $h$-primitive lattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 3, pp. 505-514
• Zelinka, Bohdan: Tolerance relations on semilattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 16 (1975), issue 2, pp. 333-338
• Pócs, Jozef: Translations in Idempotent Groupoids. (English). Matematický časopis, vol. 25 (1975), issue 4, pp. 361-368
• Zapletal, Josef: On the characterization of semilattices satisfying the descending chain condition and some remarks on distinguishing subsets. (English). Archivum Mathematicum, vol. 10 (1974), issue 2, pp. 123-128
• Tran Duc Mai: Partitions and congruences in algebras. II. Modular and distributive equalities, complements. (English). Archivum Mathematicum, vol. 10 (1974), issue 3, pp. 159-172
• Tran Duc Mai: Partitions and congruences in algebras. III. Commutativity of congruences. (English). Archivum Mathematicum, vol. 10 (1974), issue 3, pp. 173-187
• Tran Duc Mai: Partitions and congruences in algebras. IV. Associable systems. (English). Archivum Mathematicum, vol. 10 (1974), issue 4, pp. 231-253
• Ladzianska, Zuzana: Poproduct of Lattices and Sorkin's Theorem. (English). Matematický časopis, vol. 24 (1974), issue 3, pp. 247-251
• Jakubík, Ján: Quasiorder on Systems of Directed Sets. (English). Matematický časopis, vol. 24 (1974), issue 2, pp. 173-177
• Polinová, Mária: Representation of Lattices by Equivalence Relations. (English). Matematický časopis, vol. 24 (1974), issue 1, pp. 3-6
• Slavík, Václav: Some primitive classes of lattices closed under the formation of projective images. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 15 (1974), issue 1, pp. 65-68
• Chajda, Ivan; Zelinka, Bohdan: Tolerance relation on lattices. (English). Časopis pro pěstování matematiky, vol. 99 (1974), issue 4, pp. 394-399
• Haviar, Alfonz: N-Schrägverbände und Quasiordnungen. (German). Matematický časopis, vol. 23 (1973), issue 3, pp. 240-248
• Černák, Štefan: The Cantor Extension of a Lexicographic Product of $l$-Groups. (English). Matematický časopis, vol. 23 (1973), issue 2, pp. 97-102
• Zapletal, Josef: Distinguishing subsets in semilattices. (English). Archivum Mathematicum, vol. 9 (1973), issue 2, pp. 73-82
• Rosický, Jiří: Embeddings of lattices in the lattice of topologies. (English). Archivum Mathematicum, vol. 9 (1973), issue 2, pp. 49-56
• Rosický, Jiří: Full embeddings with a given restriction. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 3, pp. 519-540
• Zelinka, Bohdan: Intersection Graphs of Lattices. (English). Matematický časopis, vol. 23 (1973), issue 3, pp. 216-222
• Varlet, Jules C.: Nodal filters in semilattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 2, pp. 263-277
• Beran, L.: On a construction of amalgamation I. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 14 (1973), issue 2, pp. 31-39
• Slavík, Václav: On skew lattices. I. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 1, pp. 73-85
• Slavík, Václav: On skew lattices. II. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 3, pp. 493-506
• Draškovičová, Hilda: Permutability, Distributivity of Equivalence Relations and Direct Products. (English). Matematický časopis, vol. 23 (1973), issue 1, pp. 69-87
• Ježek, J.; Slavík, V.: Some examples of primitive lattices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 14 (1973), issue 2, pp. 3-8
• Lisá, Jarmila: Frattinian constructions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 3, pp. 511-533
• Gedeonová, Eva: Jordan-Hölder Theorem for Lines. (English). Matematický časopis, vol. 22 (1972), issue 3, pp. 177-198
• Draškovičová, Hilda: On a Generalization of Permutable Equivalence Relations. (English). Matematický časopis, vol. 22 (1972), issue 4, pp. 297-309
• Beran, L.; Ježek, J.: On embedding of lattices in simple lattices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 13 (1972), issue 1, pp. 87-89
• Nieminen, Juhani: On the canonical subdirect decomposition of a join semilattice. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 2, pp. 363-372
• Havel, Václav: Unessential Zassenhaus refinements. (English). Archivum Mathematicum, vol. 1 (1965), issue 1, pp. 35-38