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20N15 $n$-ary systems $(nge 3)$ (21 articles)

• Fryz, Iryna V.: Algorithm for the complement of orthogonal operations. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 59 (2018), issue 2, pp. 135-151
• 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
• Smith, Jonathan D. H.: Ternary quasigroups and the modular group. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 49 (2008), issue 2, pp. 309-317
• Mullen, Gary L.; Shcherbacov, Victor: $n$-T-quasigroup codes with one check symbol and their error detection capabilities. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 2, pp. 321-340
• Dudek, Wiesław A.; Stojaković, Zoran: On Rusakov’s $n$-ary $rs$-groups. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 2, pp. 275-283
• Novotný, Miroslav: Construction of all homomorphisms of groupoids. (English). Czechoslovak Mathematical Journal, vol. 46 (1996), issue 1, pp. 141-153
• Chronowski, Antoni; Novotný, Miroslav: Ternary semigroups of morphisms of objects in categories. (English). Archivum Mathematicum, vol. 31 (1995), issue 2, pp. 147-153
• Chronowski, Antoni: On ternary semigroups of homomorphisms of ordered sets. (English). Archivum Mathematicum, vol. 30 (1994), issue 2, pp. 85-95
• Chronowski, Antoni: Some properties of $\alpha$-ideals and generalized $\alpha$-ideals, $n$-semigroups and $n$-groups. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 1, pp. 39-46
• Kepka, Tomáš: $m$-medial $n$-quasigroups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 32 (1991), issue 1, pp. 9-14
• Chronowski, Antoni: On extensions of homomorphisms and homotopies of commutative $n$-adic groups. (English). Archivum Mathematicum, vol. 27 (1991), issue 2, pp. 139-148
• Bican, L.; Drápal, A.; Kepka, T.: Cancellative relations and matrices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 28 (1987), issue 1, pp. 21-31
• Novák, Vítězslav: Universal cyclic relations. (English). Archivum Mathematicum, vol. 22 (1986), issue 3, pp. 125-128
• Länger, Helmut: C-S-maximal superassociative systems. II. (English). Mathematica Slovaca, vol. 34 (1984), issue 1, pp. 89-95
• Michalski, Jacek: On $s$-skew elements in polyadic groups. (English). Archivum Mathematicum, vol. 19 (1983), issue 4, pp. 215-218
• Michalski, Jacek: Covering $k$-groups of $n$-groups. (English). Archivum Mathematicum, vol. 17 (1981), issue 4, pp. 207-226
• Poncová, Lenka: Группы с мультиоператорами. (Russian) [Groups with multioperators]. Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika, vol. 16 (1977), issue 1, pp. 29-53
• Kastl, Jan: Die $K$-abgeschlossenen Teilmengen der Halbgruppen. (German) [The $K$-closed subsets of semigroups]. Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 1, pp. 135-146
• Kastl, Jan; Tichý, Tomáš: Die Darstellung von partiellen $K$-stelligen Operationen. (German) [The representation of partial $K$-ary operations]. Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 1, pp. 167-178
• Ježek, J.; Kepka, Tomáš: Free commutative idempotent abelian groupoids and quasigroups. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 17 (1976), issue 2, pp. 13-19
• Hoehnke, Hans-Jürgen: Zur Einbettung von $\Omega$-Pseudoscharen in Halbgruppen. (German) [On embedding of $\Omega$-pesudofamilies in semigroups]. Archivum Mathematicum, vol. 5 (1969), issue 3, pp. 131-141