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08A55 Partial algebras (44 articles)

• Cīrulis, Jānis: On JP-semilattices of Begum and Noor. (English). Mathematica Bohemica, vol. 138 (2013), issue 2, pp. 181-184
• Paseka, Jan; Riečanová, Zdenka; Wu, Junde: Almost orthogonality and Hausdorff interval topologies of atomic lattice effect algebras. (English). Kybernetika, vol. 46 (2010), issue 6, pp. 953-970
• Pulmannová, Silvia; Vinceková, Elena: Congruences and ideals in lattice effect algebras as basic algebras. (English). Kybernetika, vol. 45 (2009), issue 6, pp. 1030-1039
• Vinceková, Elena: New operations on partial Abelian monoids defined by preideals. (English). Kybernetika, vol. 44 (2008), issue 3, pp. 441-450
• Jakubíková-Studenovská, Danica: On ideal extensions of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 2, pp. 331-344
• Dudek, Wiesław A.; Trokhimenko, Valentin S.: Projection representable relations on Menger $(2,n)$-semigroups. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 4, pp. 1015-1037
• Pióro, Konrad: On some unary algebras and their subalgebra lattices. (English). Mathematica Slovaca, vol. 56 (2006), issue 3, pp. 255-273
• Jakubíková-Studenovská, Danica: Subalgebra extensions of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 845-855
• Bartol, Wiktor; Rosselló, Francesc: The weak hereditary class of a variety. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 2, pp. 697-710
• Čipková, Karla; Jakubíková-Studenovská, Danica: Graph homomorphisms of partial monounary algebras. (English). Mathematica Slovaca, vol. 55 (2005), issue 2, pp. 155-167
• Pióro, Konrad: Some properties of the weak subalgebra lattice of a partial algebra of a fixed type. (English). Archivum Mathematicum, vol. 38 (2002), issue 2, pp. 81-94
• Pióro, Konrad: On subalgebra lattices of a finite unary algebra. I. (English). Mathematica Bohemica, vol. 126 (2001), issue 1, pp. 161-170
• Pióro, Konrad: On subalgebra lattices of a finite unary algebra. II. (English). Mathematica Bohemica, vol. 126 (2001), issue 1, pp. 171-181
• Pióro, Konrad: The weak subalgebra lattice of a unary partial algebra of a given infinite unary type. (English). Mathematica Slovaca, vol. 51 (2001), issue 1, pp. 25-44
• Pióro, Konrad: On connections between hypergraphs and algebras. (English). Archivum Mathematicum, vol. 36 (2000), issue 1, pp. 45-60
• Pióro, Konrad: On some non-obvious connections between graphs and unary partial algebras. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 2, pp. 295-320
• De Salvo, M.: On the partial semi-hypergroups with empty diagonal. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 40 (1999), issue 2, pp. 3-19
• Novák, Vítězslav: Cyclically ordered sets as partial algebras. (English). Mathematica Bohemica, vol. 121 (1996), issue 2, pp. 165-176
• Szymański, Robert: Decidability of weak equational theories. (English). Czechoslovak Mathematical Journal, vol. 46 (1996), issue 4, pp. 629-664
• Chajda, Ivan; Czédli, Gábor: Four notes on quasiorder lattices. (English). Mathematica Slovaca, vol. 46 (1996), issue 4, pp. 371-378
• Novák, Vítězslav: Ternary structures and partial semigroups. (English). Czechoslovak Mathematical Journal, vol. 46 (1996), issue 1, pp. 111-120
• Jakubíková-Studenovská, D.: Convex automorphisms of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 45 (1995), issue 3, pp. 393-412
• Foulis, D.; Pták, P.: On the tensor product of a Boolean algebra and an orthoalgebra. (English). Czechoslovak Mathematical Journal, vol. 45 (1995), issue 1, pp. 117-126
• Zelina, Miron: On one problem in the theory of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 2, pp. 337-346
• Jakubíková-Studenovská, Danica: On directed convex subsets of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 43 (1993), issue 4, pp. 675-693
• Halušková, Emília; Studenovská, Danica: Partial monounary algebras with common closed quasi-endomorphisms. (English). Czechoslovak Mathematical Journal, vol. 43 (1993), issue 2, pp. 225-240
• Halušková, Emília; Studenovská, Danica: Partial monounary algebras with common quasi-endomorphisms. (English). Czechoslovak Mathematical Journal, vol. 42 (1992), issue 1, pp. 59-72
• Jakubíková-Studenovská, Danica: Intervals in partial monounary algebras. (English). Mathematica Bohemica, vol. 116 (1991), issue 3, pp. 268-275
• Bartol, Wiktor: Weak subalgebra lattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 3, pp. 405-410
• Bartol, Wiktor: Weak subalgebra lattices of monounary partial algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 3, pp. 411-414
• Jakubíková-Studenovská, Danica: On the lattice of convex subsets of a partial monounary algebra. (English). Czechoslovak Mathematical Journal, vol. 39 (1989), issue 3, pp. 492-512
• Jakubíková-Studenovská, Danica: Convex subsets of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 4, pp. 655-672
• Jakubíková-Studenovská, Danica: On completions of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 2, pp. 256-268
• Jakubíková-Studenovská, Danica: Endomorphisms of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 36 (1986), issue 3, pp. 376-392
• Jakubíková-Studenovská, Danica: Endomorphisms and connected components of partial monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 3, pp. 467,468-490
• Drápal, A.; Kepka, T.: Exchangeable partial groupoids II. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 26 (1985), issue 1, pp. 3-9
• Drápal, A.; Kepka, T.: Exchangeable partial groupoids I. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 24 (1983), issue 2, pp. 57-72
• Reichel, Horst: Homomorphism theorem for equationally partial algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 1, pp. 1-15
• Jakubíková-Studenovská, Danica: On congruence relations of monounary algebras. II. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 3, pp. 448-466
• Mervartová, Jana: On some properties of genomorphisms of $c$-algebras. (English). Archivum Mathematicum, vol. 19 (1983), issue 2, pp. 99-107
• Švrček, Jaroslav: A contribution to the theory of decompositions of partial algebras. (English). Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika, vol. 20 (1981), issue 1, pp. 23-25
• Jakubíková-Studenovská, Danica: On congruence lattices of finite partial unary algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 2, pp. 357-364
• Žembery, Ivan: A note on categories of partial algebras. (English). Mathematica Slovaca, vol. 29 (1979), issue 2, pp. 157-158
• Rachůnek, Jiří: Quasi-orders of algebras. (English). Časopis pro pěstování matematiky, vol. 104 (1979), issue 4, pp. 327-337