Cho, Jung Won; Gould, Victoria; Ruškuc, Nik; Yang, Dandan Graph products of residually finite monoids are residually finite. (English) Zbl 07945811 J. Algebra 662, 514-527 (2025). Reviewer: Kıvanç Ersoy (Berlin) MSC: 20M10 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Dolinka, Igor; East, James; Ruškuc, Nik Congruences of maximum regular subsemigroups of variants of finite full transformation semigroups. (English) Zbl 07945807 J. Algebra 662, 431-464 (2025). MSC: 20M20 20M10 08A30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ironmonger, V.; Ruškuc, N. Decidability of well quasi-order and atomicity for equivalence relations under embedding orderings. (English) Zbl 07967630 Order 41, No. 3, 761-786 (2024). MSC: 06-XX × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Brookes, Matthew; East, James; Miller, Craig; Mitchell, James D.; Ruškuc, Nik Heights of one- and two-sided congruence lattices of semigroups. (English) Zbl 07960598 Pac. J. Math. 333, No. 1, 17-57 (2024). MSC: 20M10 06B05 08A30 08A60 20M20 20M30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
East, James; Gould, Victoria; Miller, Craig; Quinn-Gregson, Thomas; Ruškuc, Nik On the diameter of semigroups of transformations and partitions. (English) Zbl 07896106 J. Lond. Math. Soc., II. Ser. 110, No. 1, Article ID e12944, 34 p. (2024). Reviewer: Hayrullah Ayık (Adana) MSC: 20M20 20M10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Bevan, David; Brignall, Robert; Ruškuc, Nik On cycles in monotone grid classes of permutations. arXiv:2410.05834 Preprint, arXiv:2410.05834 [math.CO] (2024). MSC: 05A05 06A07 × Cite Format Result Cite Full Text: arXiv
East, James; Gray, Robert D.; Muhammed, P. A. Azeef; Ruškuc, Nik Projection algebras and free projection- and idempotent-generated regular \(*\)-semigroups. arXiv:2406.09109 Preprint, arXiv:2406.09109 [math.RA] (2024). MSC: 20M50 18B40 20M05 20M10 20M17 20M20 × Cite Format Result Cite Full Text: arXiv
Clayton, Ashley; Reilly, Catherine; Ruškuc, Nik A characterisation of semigroups with only countably many subdirect products with \(\mathbb{Z}\). arXiv:2404.18122 Preprint, arXiv:2404.18122 [math.GR] (2024). MSC: 20M10 20M05 20M17 × Cite Format Result Cite Full Text: arXiv
Mayr, Peter; Ruškuc, Nik Filtered Boolean powers of finite simple non-abelian Mal’cev algebras. arXiv:2404.17322 Preprint, arXiv:2404.17322 [math.LO] (2024). MSC: 03C05 20B27 22A05 08A05 06E15 54H10 × Cite Format Result Cite Full Text: arXiv
Cho, Yung Won; Ruskuc, Nik On Finite Presentability of Subsemigroups of the Monogenic Free Inverse Semigroup. arXiv:2404.05244 Preprint, arXiv:2404.05244 [math.GR] (2024). MSC: 20M05 20M18 × Cite Format Result Cite Full Text: arXiv
Cho, Jung Won; Ruskuc, Nik Generators and presentations of inverse subsemigroups of the monogenic free inverse semigroup. arXiv:2402.05875 Preprint, arXiv:2402.05875 [math.GR] (2024). MSC: 20M05 20M18 × Cite Format Result Cite Full Text: arXiv
Gould, Victoria; Miller, Craig; Quinn-Gregson, Thomas; Ruškuc, Nik On minimal ideals in pseudo-finite semigroups. (English) Zbl 1540.20116 Can. J. Math. 75, No. 6, 2007-2037 (2023). MSC: 20M10 20M17 20M30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ruškuc, Nik; de Witt, Bill On the number of countable subdirect powers of unary algebras. (English) Zbl 1537.08003 Int. J. Algebra Comput. 33, No. 6, 1183-1194 (2023). Reviewer: Agata Pilitowska (Warszawa) MSC: 08A60 08B26 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
East, James; Ruškuc, Nik Congruence lattices of ideals in categories and (partial) semigroups. (English) Zbl 1515.20009 Memoirs of the American Mathematical Society 1408. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-6269-7/pbk; 978-1-4704-7446-1/ebook). vii, 129 p. (2023). Reviewer: Jaak Henno (Tallinn) MSC: 20-02 20M20 15A04 18B40 20M10 20M50 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Brookes, Matthew; Gould, Victoria; Ruskuc, Nik Coherency properties for monoids of transformations and partitions. arXiv:2312.13665 Preprint, arXiv:2312.13665 [math.RA] (2023). MSC: 20M30 20M05 20M18 20M20 × Cite Format Result Cite Full Text: arXiv
Clayton, Ashley; Reilly, Katie; Ruskuc, Nik On the number of subdirect products involving semigroups of integers and natural numbers. arXiv:2311.04994 Preprint, arXiv:2311.04994 [math.GR] (2023). MSC: 20M13 20M14 × Cite Format Result Cite Full Text: arXiv
East, James; Ruškuc, Nik Properties of congruences of twisted partition monoids and their lattices. (English) Zbl 1523.20106 J. Lond. Math. Soc., II. Ser. 106, No. 1, 311-357 (2022). Reviewer: Ronnason Chinram (Hat Yai) MSC: 20M20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Miller, Craig; O’Reilly, Gerard; Quick, Martyn; Ruškuc, Nik On separability finiteness conditions in semigroups. (English) Zbl 1509.20085 J. Aust. Math. Soc. 113, No. 3, 402-430 (2022). MSC: 20M10 20M14 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
East, James; Ruškuc, Nik Congruences on infinite partition and partial Brauer monoids. (English) Zbl 1530.20191 Mosc. Math. J. 22, No. 2, 295-372 (2022). Reviewer: Hayrullah Ayık (Adana) MSC: 20M20 20M10 20M50 18B40 × Cite Format Result Cite Review PDF Full Text: arXiv Link
O’Reilly, Gerard; Quick, Martyn; Ruškuc, Nik On separability properties in direct products of semigroups. (English) Zbl 1505.20053 Monatsh. Math. 197, No. 2, 333-352 (2022). Reviewer: Grigori I. Zhitomirski (Herzliyya) MSC: 20M10 20E26 08A30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
East, James; Ruškuc, Nik Classification of congruences of twisted partition monoids. (English) Zbl 1485.20141 Adv. Math. 395, Article ID 108097, 65 p. (2022). Reviewer: Jaak Henno (Tallinn) MSC: 20M20 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Clayton, Ashley; Ruskuc, Nik On the number of countable subdirect powers of finite commutative semigroups. arXiv:2208.14854 Preprint, arXiv:2208.14854 [math.GR] (2022). × Cite Format Result Cite Full Text: arXiv
McDevitt, M.; Ruškuc, N. Atomicity and well quasi-order for consecutive orderings on words and permutations. (English) Zbl 1460.05005 SIAM J. Discrete Math. 35, No. 1, 495-520 (2021). MSC: 05A05 05C20 06A07 68R05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Gray, Robert D.; Ruskuc, Nik On groups of units of special and one-relator inverse monoids. arXiv:2103.02995 Preprint, arXiv:2103.02995 [math.GR] (2021). MSC: 20F05 20M18 20M05 × Cite Format Result Cite Full Text: arXiv
Dandan, Yang; Gould, Victoria; Hartmann, Miklós; Ruškuc, Nik; Zenab, Rida-E Coherency and constructions for monoids. (English) Zbl 1485.20142 Q. J. Math. 71, No. 4, 1461-1488 (2020). MSC: 20M30 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
DeMeo, William; Mayr, Peter; Ruškuc, Nik Bounded homomorphisms and finitely generated fiber products of lattices. (English) Zbl 1481.06023 Int. J. Algebra Comput. 30, No. 4, 693-710 (2020). MSC: 06B05 06B25 08B26 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Clayton, Ashley; Ruškuc, Nik On the number of subsemigroups of direct products involving the free monogenic semigroup. (English) Zbl 1481.20201 J. Aust. Math. Soc. 109, No. 1, 24-35 (2020). MSC: 20M10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Mayr, Peter; Ruškuc, Nik Presentations for subrings and subalgebras of finite co-rank. (English) Zbl 1440.13083 Q. J. Math. 71, No. 1, 53-71 (2020). MSC: 13E05 16W50 20M05 20E05 06B25 08B26 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Miller, Craig; Ruškuc, Nik Right Noetherian semigroups. (English) Zbl 1516.20123 Int. J. Algebra Comput. 30, No. 1, 13-48 (2020). MSC: 20M10 20M30 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Mayr, Peter; Ruškuc, Nik Generating subdirect products. (English) Zbl 1454.08011 J. Lond. Math. Soc., II. Ser. 100, No. 2, 404-424 (2019). Reviewer: Mikhail Volkov (Ekaterinburg) MSC: 08B26 08B10 16S15 20F05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Albert, Michael; Brignall, Robert; Ruškuc, Nik; Vatter, Vincent Rationality for subclasses of 321-avoiding permutations. (English) Zbl 1414.05004 Eur. J. Comb. 78, 44-72 (2019). MSC: 05A05 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Backlinks: MO MO
Miller, Craig; Ruškuc, Nik An introduction to presentations of monoid acts: quotients and subacts. (English) Zbl 1472.20143 Commun. Algebra 47, No. 2, 782-799 (2019). MSC: 20M30 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Kearnes, Keith; Mayr, Peter; Ruškuc, Nik Solvable quotients of subdirect products of perfect groups are nilpotent. (English) Zbl 1441.20025 Bull. Lond. Math. Soc. 50, No. 6, 1016-1026 (2018). Reviewer: Egle Bettio (Venezia) MSC: 20F14 20F18 20E22 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Backlinks: MO
East, James; Mitchell, James D.; Ruškuc, Nik; Torpey, Michael Congruence lattices of finite diagram monoids. (English) Zbl 1400.20060 Adv. Math. 333, 931-1003 (2018). Reviewer: Jaak Henno (Tallinn) MSC: 20M20 08A30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Mayr, Peter; Ruškuc, Nik Finiteness properties of direct products of algebraic structures. (English) Zbl 1415.08002 J. Algebra 494, 167-187 (2018). Reviewer: C. Pereira da Silva (Curitiba) MSC: 08B25 08A05 08A30 08B05 20N05 06B25 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Dolinka, Igor; Gray, Robert D.; Ruškuc, Nik On regularity and the word problem for free idempotent generated semigroups. (English) Zbl 1434.20039 Proc. Lond. Math. Soc. (3) 114, No. 3, 401-432 (2017). MSC: 20M05 20M10 03D35 20F10 68R05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Awang, J.; Pfeiffer, M.; Ruškuc, N. Finite presentability and isomorphism of Cayley graphs of monoids. (English) Zbl 1404.20044 Proc. Am. Math. Soc. 145, No. 11, 4585-4593 (2017). MSC: 20M05 05C25 20M30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Huczynska, S.; Ruškuc, N. On well quasi-order of graph classes under homomorphic image orderings. (English) Zbl 1365.05246 Eur. J. Comb. 63, 164-175 (2017). MSC: 05C75 05C20 06A06 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Gould, Victoria; Hartmann, Miklós; Ruškuc, Nik Free monoids are coherent. (English) Zbl 1367.20064 Proc. Edinb. Math. Soc., II. Ser. 60, No. 1, 127-131 (2017). MSC: 20M05 20M30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Craik, Simon; Gray, Robert; Kilibarda, V.; Mitchell, James D.; Ruškuc, Nik Ends of semigroups. (English) Zbl 1396.20064 Semigroup Forum 93, No. 2, 330-346 (2016). MSC: 20M05 05C25 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Bourne, Tom; Ruškuc, Nik On the star-height of subword counting languages and their relationship to Rees zero-matrix semigroups. (English) Zbl 1353.68160 Theor. Comput. Sci. 653, 87-96 (2016). MSC: 68Q45 20M35 68Q70 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Huczynska, Sophie; Ruškuc, Nik Well quasi-order in combinatorics: embeddings and homomorphisms. (English) Zbl 1352.05008 Czumaj, Artur (ed.) et al., Surveys in combinatorics 2015. Papers based on the 25th British combinatorial conference, University of Warwick, Coventry, UK, July 6–10, 2015. Cambridge: Cambridge University Press (ISBN 978-1-107-46250-2/pbk; 978-1-316-10685-3/ebook). London Mathematical Society Lecture Note Series 424, 261-293 (2015). MSC: 05A05 06A99 05A15 × Cite Format Result Cite Review PDF Full Text: DOI
Abu-Ghazalh, N.; Mitchell, J. D.; Péresse, Y.; Ruškuc, N. A classification of disjoint unions of two or three copies of the free monogenic semigroup. (English) Zbl 1343.20053 Semigroup Forum 91, No. 1, 53-61 (2015). Reviewer: G. I. Zhitomirskij (Herzliyya) MSC: 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Huczynska, Sophie; Ruškuc, Nik Homomorphic image orders on combinatorial structures. (English) Zbl 1328.06002 Order 32, No. 2, 205-226 (2015). MSC: 06A06 05A05 05C05 05C20 05C60 06A07 × Cite Format Result Cite Review PDF Full Text: DOI Link
Albert, Michael H.; Ruškuc, Nik; Vatter, Vincent Inflations of geometric grid classes of permutations. (English) Zbl 1310.05005 Isr. J. Math. 205, 73-108 (2015). MSC: 05A05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Gomes, Gracinda M. S.; Ruškuc, Nik John Macintosh Howie: work and legacy. (English) Zbl 1301.01018 Semigroup Forum 89, No. 1, 2-19 (2014). MSC: 01A70 20-03 20Mxx × Cite Format Result Cite Review PDF Full Text: DOI
Cain, Alan J.; Ruškuc, Nik Subalgebras of FA-presentable algebras. (English) Zbl 1321.08001 Algebra Univers. 72, No. 2, 101-123 (2014). MSC: 08A30 03D05 03D45 08A70 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Gray, R. D.; Ruškuc, N. On residual finiteness of monoids, their Schützenberger groups and associated actions. (English) Zbl 1333.20056 J. Algebra 407, 21-45 (2014). Reviewer: Jaak Henno (Tallinn) MSC: 20M10 20E26 20M30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Gray, R.; Maltcev, V.; Mitchell, J. D.; Ruškuc, N. Ideals and finiteness conditions for subsemigroups. (English) Zbl 1292.20064 Glasg. Math. J. 56, No. 1, 65-86 (2014). Reviewer: Jaak Henno (Tallinn) MSC: 20M05 20M12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Abu-Ghazalh, N.; Ruškuc, N. On disjoint unions of finitely many copies of the free monogenic semigroup. (English) Zbl 1316.20059 Semigroup Forum 87, No. 1, 243-256 (2013). Reviewer: Gracinda M. S. Gomes (Lisboa) MSC: 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Albert, Michael H.; Atkinson, M. D.; Bouvel, Mathilde; Ruškuc, Nik; Vatter, Vincent Geometric grid classes of permutations. (English) Zbl 1271.05004 Trans. Am. Math. Soc. 365, No. 11, 5859-5881 (2013). MSC: 05A05 05A15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Dolinka, Igor; Ruškuc, Nik Every group is a maximal subgroup of the free idempotent generated semigroup over a band. (English) Zbl 1281.20068 Int. J. Algebra Comput. 23, No. 3, 573-581 (2013). MSC: 20M05 20F05 20E28 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Maltcev, Victor; Ruskuc, N. On hopfian cofinite subsemigroups. arXiv:1307.6929 Preprint, arXiv:1307.6929 [math.GR] (2013). × Cite Format Result Cite Full Text: arXiv OA License
Cain, Alan J.; Ruškuc, Nik Unary FA-presentable binary relations: transitivity and classification results. arXiv:1303.0214 Preprint, arXiv:1303.0214 [math.CO] (2013). MSC: 05C05 06A07 03D45 68Q45 × Cite Format Result Cite Full Text: arXiv OA License
Cain, Alan J.; Gray, Robert; Ruškuc, Nik Green index in semigroups: generators, presentations, and automatic structures. (English) Zbl 1270.20059 Semigroup Forum 85, No. 3, 448-476 (2012). Reviewer: Jaak Henno (Tallinn) MSC: 20M05 20M35 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Gray, R.; Ruskuc, N. On maximal subgroups of free idempotent generated semigroups. (English) Zbl 1276.20063 Isr. J. Math. 189, 147-176 (2012). Reviewer: Gracinda M. S. Gomes (Lisboa) MSC: 20M05 20M17 20F05 20E28 20M20 68R15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Cain, Alan J.; Ruškuc, Nik; Thomas, Richard M. Unary FA-presentable semigroups. (English) Zbl 1285.03048 Int. J. Algebra Comput. 22, No. 4, 1250038, 29 p. (2012). MSC: 03D05 20M35 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI
Gray, R.; Ruškuc, N. Maximal subgroups of free idempotent-generated semigroups over the full transformation monoid. (English) Zbl 1254.20054 Proc. Lond. Math. Soc. (3) 104, No. 5, 997-1018 (2012). Reviewer: Chen Sheng (Harbin) MSC: 20M20 20M05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Hyde, J. T.; Loughlin, N. J.; Quick, M.; Ruškuc, N.; Wallis, A. R. On the growth of generating sets for direct powers of semigroups. (English) Zbl 1266.20066 Semigroup Forum 84, No. 1, 116-130 (2012). Reviewer: Ahmet Sinan Çevik (Konya) MSC: 20M05 20F05 20F69 × Cite Format Result Cite Review PDF Full Text: DOI Link
Neunhöffer, Max; Pfeiffer, Markus; Ruskuc, Nik Deciding Word Problems of Semigroups using Finite State Automata. arXiv:1206.1714 Preprint, arXiv:1206.1714 [cs.FL] (2012). × Cite Format Result Cite Full Text: arXiv OA License
Dolinka, I.; Ruškuc, N. Finite groups are big as semigroups. (English) Zbl 1239.20073 Arch. Math. 97, No. 3, 209-217 (2011). Reviewer: Peter R. Jones (Milwaukee) MSC: 20M05 20F50 × Cite Format Result Cite Review PDF Full Text: DOI Link
Gray, R.; Ruškuc, N. Generators and relations for subsemigroups via boundaries in Cayley graphs. (English) Zbl 1237.20053 J. Pure Appl. Algebra 215, No. 11, 2761-2779 (2011). Reviewer: Aleksandr V. Tishchenko (Moskva) MSC: 20M05 × Cite Format Result Cite Review PDF Full Text: DOI
Carvalho, Catarina; Gray, Robert D.; Ruskuc, Nik Presentations of inverse semigroups, their kernels and extensions. (English) Zbl 1238.20066 J. Aust. Math. Soc. 90, No. 3, 289-316 (2011). Reviewer: Ahmet Sinan Çevik (Konya) MSC: 20M05 20M18 × Cite Format Result Cite Review PDF Full Text: DOI
Brignall, Robert; Ruškuc, Nik; Vatter, Vincent Simple extensions of combinatorial structures. (English) Zbl 1225.05107 Mathematika 57, No. 2, 193-214 (2011). MSC: 05C20 06A06 05C25 05A05 03C13 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Albert, Michael H.; Linton, Steve; Ruškuc, Nik; Vatter, Vincent; Waton, Steve On convex permutations. (English) Zbl 1229.05004 Discrete Math. 311, No. 8-9, 715-722 (2011). MSC: 05A05 52A37 × Cite Format Result Cite Review PDF Full Text: DOI
Atkinson, M. D.; Ruškuc, N.; Smith, Rebecca Substitution-closed pattern classes. (English) Zbl 1231.05002 J. Comb. Theory, Ser. A 118, No. 2, 317-340 (2011). MSC: 05A05 × Cite Format Result Cite Review PDF Full Text: DOI
Albert, Michael; Linton, Steve; Ruškuc, Nik On the permutational power of token passing networks. (English) Zbl 1217.05099 Linton, Steve (ed.) et al., Permutation patterns. Proceedings of the 5th conference, Fife, Scotland, June 11–15, 2007. Cambridge: Cambridge University Press (ISBN 978-0-521-72834-8/pbk). London Mathematical Society Lecture Note Series 376, 317-338 (2010). MSC: 05C20 05A05 × Cite Format Result Cite Review PDF
Albert, M. H.; Atkinson, M. D.; Brignall, R.; Ruškuc, N.; Smith, Rebecca; West, J. Growth rates for subclasses of Av(321). (English) Zbl 1201.05003 Electron. J. Comb. 17, No. 1, Research Paper R141, 16 p. (2010). MSC: 05A05 05A16 × Cite Format Result Cite Review PDF Full Text: arXiv EuDML EMIS
Quick, Martyn; Ruškuc, N. Growth of generating sets for direct powers of classical algebraic structures. (English) Zbl 1204.08001 J. Aust. Math. Soc. 89, No. 1, 105-126 (2010). MSC: 08A40 08B10 08B25 16S15 17B99 20F05 × Cite Format Result Cite Review PDF Full Text: DOI
Cain, Alan J.; Oliver, Graham; Ruškuc, Nik; Thomas, Richard M. Automatic presentations and semigroup constructions. (English) Zbl 1204.68118 Theory Comput. Syst. 47, No. 2, 568-592 (2010). MSC: 68Q45 20M99 × Cite Format Result Cite Review PDF Full Text: DOI Link
Linton, Steve (ed.); Ruškuc, Nik (ed.); Vatter, Vincent (ed.) Permutation patterns. Proceedings of the 5th conference held at the University of St. Andrews, Scotland, June 11–15, 2007. (English) Zbl 1190.05001 London Mathematical Society Lecture Note Series 376. Cambridge: Cambridge University Press (ISBN 978-0-521-72834-8/pbk). 345 p. (2010). MSC: 05-06 00B25 × Cite Format Result Cite Review PDF
Cain, Alan J.; Oliver, Graham; Ruškuc, Nik; Thomas, Richard M. Automatic presentations for semigroups. (English) Zbl 1192.20040 Inf. Comput. 207, No. 11, 1156-1168 (2009). Reviewer: Ahmet Sinan Çevik (Konya) MSC: 20M05 20M35 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI Link
Gray, R.; Ruskuc, N. On residual finiteness of direct products of algebraic systems. (English) Zbl 1172.08002 Monatsh. Math. 158, No. 1, 63-69 (2009). Reviewer: Jaak Henno (Tallinn) MSC: 08A30 08A60 20M10 × Cite Format Result Cite Review PDF Full Text: DOI Link
Maltcev, V.; Mitchell, J. D.; Ruškuc, N. The Bergman property for semigroups. (English) Zbl 1232.20060 J. Lond. Math. Soc., II. Ser. 80, No. 1, 212-232 (2009). MSC: 20M05 20M10 20M20 × Cite Format Result Cite Review PDF Full Text: DOI Link
Dombi, E. R.; Ruškuc, N. On generators and presentations of semidirect products in inverse semigroups. (English) Zbl 1179.20051 Bull. Aust. Math. Soc. 79, No. 3, 353-365 (2009). Reviewer: Ahmet Sinan Çevik (Konya) MSC: 20M05 20M18 20M30 × Cite Format Result Cite Review PDF Full Text: DOI
Descalço, L.; Ruškuc, N. Properties of the subsemigroups of the bicyclic monoid. (English) Zbl 1166.20052 Czech. Math. J. 58, No. 2, 311-330 (2008). MSC: 20M05 20M10 × Cite Format Result Cite Review PDF Full Text: DOI Link
Gray, R.; Ruškuc, N. Green index and finiteness conditions for semigroups. (English) Zbl 1172.20045 J. Algebra 320, No. 8, 3145-3164 (2008). Reviewer: Firat Ateş (Balikesir) MSC: 20M10 × Cite Format Result Cite Review PDF Full Text: DOI Link
Cain, Alan J.; Oliver, Graham; Ruškuc, Nik; Thomas, Richard M. Automatic presentations for cancellative semigroups. (English) Zbl 1157.20332 Martín-Vide, Carlos (ed.) et al., Language and automata theory and applications. Second international conference, LATA 2008, Tarragona, Spain, March 13–19, 2008. Revised papers. Berlin: Springer (ISBN 978-3-540-88281-7/pbk). Lecture Notes in Computer Science 5196, 149-159 (2008). MSC: 20M05 20M35 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI
Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik Cancellative and Malcev presentations for finite Rees index subsemigroups and extensions. (English) Zbl 1156.20048 J. Aust. Math. Soc. 84, No. 1, 39-61 (2008). Reviewer: Aleksandr V. Tishchenko (Moskva) MSC: 20M05 × Cite Format Result Cite Review PDF Full Text: DOI
Brignall, Robert; Ruškuc, Nik; Vatter, Vincent Simple permutations: Decidability and unavoidable substructures. (English) Zbl 1133.05001 Theor. Comput. Sci. 391, No. 1-2, 150-163 (2008). MSC: 05A05 03B25 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Huczynska, Sophie; Ruškuc, Nik Pattern classes of permutations via bijections between linearly ordered sets. (English) Zbl 1126.05005 Eur. J. Comb. 29, No. 1, 118-139 (2008). MSC: 05A05 06A05 × Cite Format Result Cite Review PDF Full Text: DOI Link
Gallagher, Peter; Ruškuc, Nik On finite generation and presentability of Schützenberger products. (English) Zbl 1156.20050 J. Aust. Math. Soc. 83, No. 3, 357-367 (2007). Reviewer: Aleksandr V. Tishchenko (Moskva) MSC: 20M05 20M18 × Cite Format Result Cite Review PDF Full Text: DOI
Carvalho, C. A.; Ruškuc, N. Finite presentability of Bruck-Reilly extensions of Clifford monoids. (English) Zbl 1153.20044 J. Algebra Appl. 6, No. 5, 801-814 (2007). Reviewer: Ahmet Sinan Çevik (Balikesir) MSC: 20M05 20M10 20M15 × Cite Format Result Cite Review PDF Full Text: DOI
Carvalho, C. A.; Ruskuc, N. A finitely presented monoid with a non-finitely generated group of units. (English) Zbl 1134.20063 Arch. Math. 89, No. 2, 109-113 (2007). Reviewer: Y. Kobayashi (Funabashi) MSC: 20M05 20F05 × Cite Format Result Cite Review PDF Full Text: DOI
Carvalho, C. A.; Ruškuc, N. On finite presentability of Bruck-Reilly extensions of a monoid with respect to an endomorphism and its powers. (English) Zbl 1120.20058 Algebra Colloq. 14, No. 3, 389-402 (2007). Reviewer: Jaak Henno (Tallinn) MSC: 20M05 20M10 20M15 × Cite Format Result Cite Review PDF Full Text: DOI Link
Carvalho, C. A.; Ruškuc, N. Finite presentability of Bruck-Reilly extensions of semilattices. (English) Zbl 1110.20044 Commun. Algebra 34, No. 9, 3301-3313 (2006). Reviewer: Peeter Normak (Tallinn) MSC: 20M05 20M10 20M15 × Cite Format Result Cite Review PDF Full Text: DOI
Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik Subsemigroups of virtually free groups: finite Malcev presentations and testing for freeness. (English) Zbl 1115.20043 Math. Proc. Camb. Philos. Soc. 141, No. 1, 57-66 (2006). Reviewer: Tero J. Harju (Turku) MSC: 20M05 20M35 × Cite Format Result Cite Review PDF Full Text: DOI
Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik Subsemigroups of groups: presentations, Malcev presentations, and automatic structures. (English) Zbl 1151.20044 J. Group Theory 9, No. 3, 397-426 (2006). MSC: 20M05 20F05 20M35 20F19 × Cite Format Result Cite Review PDF Full Text: DOI
Higgins, P. M.; Mitchell, J. D.; Morayne, M.; Ruškuc, N. Rank properties of endomorphisms of infinite partially ordered sets. (English) Zbl 1101.06001 Bull. Lond. Math. Soc. 38, No. 2, 177-191 (2006). Reviewer: V. N. Saliĭ (Saratov) MSC: 06A07 08A35 20M20 × Cite Format Result Cite Review PDF Full Text: DOI
Gray, R.; Ruškuc, N. Generating sets of completely 0-simple semigroups. (English) Zbl 1102.20038 Commun. Algebra 33, No. 12, 4657-4678 (2005). Reviewer: Tero J. Harju (Turku) MSC: 20M05 20M10 20M17 × Cite Format Result Cite Review PDF Full Text: DOI
Atkinson, M. D.; Murphy, M. M.; Ruškuc, N. Pattern avoidance classes and subpermutations. (English) Zbl 1081.05006 Electron. J. Comb. 12, No. 1, Research paper R60, 18 p. (2005). Reviewer: Matthias Beck (San Francisco) MSC: 05A15 05A16 05A05 × Cite Format Result Cite Review PDF Full Text: arXiv EuDML EMIS
Albert, Michael H.; Linton, Steve; Ruskuc, Nik The insertion encoding of permutations. (English) Zbl 1081.05001 Electron. J. Comb. 12, No. 1, Research paper 47, 31 p. (2005). Reviewer: Miloš Stojaković (Novi Sad) MSC: 05A05 05A15 68Q45 × Cite Format Result Cite Review PDF Full Text: EuDML EMIS
Gallagher, Peter; Ruškuc, Nik Generation of diagonal acts of some semigroups of transformations and relations. (English) Zbl 1102.20042 Bull. Aust. Math. Soc. 72, No. 1, 139-146 (2005). Reviewer: G. I. Zhitomirskij (Herzliyya) MSC: 20M20 20M05 20M30 20M50 × Cite Format Result Cite Review PDF Full Text: DOI
Dombi, E. R.; Gilbert, N. D.; Ruškuc, N. Finite presentability of HNN extensions of inverse semigroups. (English) Zbl 1088.20035 Int. J. Algebra Comput. 15, No. 3, 423-436 (2005). Reviewer: Peter M. Higgins (Colchester) MSC: 20M18 20M05 20M50 × Cite Format Result Cite Review PDF Full Text: DOI
Gallagher, Peter; Ruškuc, Nik Finitary power semigroups of infinite groups are not finitely generated. (English) Zbl 1072.20064 Bull. Lond. Math. Soc. 37, No. 3, 386-390 (2005). MSC: 20M05 20F05 20M30 × Cite Format Result Cite Review PDF Full Text: DOI
Descalço, L.; Ruškuc, N. Subsemigroups of the bicyclic monoid. (English) Zbl 1082.20034 Int. J. Algebra Comput. 15, No. 1, 37-57 (2005). Reviewer: Peter R. Jones (Milwaukee) MSC: 20M10 08A30 20M05 × Cite Format Result Cite Review PDF Full Text: DOI
Higgins, P. M.; Mitchell, J. D.; Ruškuc, N. Generating the full transformation semigroup using order preserving mappings. (English) Zbl 1043.20041 Glasg. Math. J. 45, No. 3, 557-566 (2003). Reviewer: Huang Wenxue (Scarborough) MSC: 20M20 06A05 × Cite Format Result Cite Review PDF Full Text: DOI
Higgins, Peter M.; Howie, John M.; Ruškuc, Nik Set products in transformation semigroups. (English) Zbl 1049.20036 Proc. R. Soc. Edinb., Sect. A, Math. 133, No. 5, 1121-1135 (2003). Reviewer: H. Mitsch (Wien) MSC: 20M20 × Cite Format Result Cite Review PDF Full Text: DOI
Albert, M. H.; Atkinson, M. D.; Ruškuc, N. Regular closed sets of permutations. (English) Zbl 1059.68055 Theor. Comput. Sci. 306, No. 1-3, 85-100 (2003). MSC: 68Q45 × Cite Format Result Cite Review PDF Full Text: DOI
Higgins, Peter M.; Howie, John M.; Mitchell, James D.; Ruškuc, Nikola Countable versus uncountable ranks in infinite semigroups of transformations and relations. (English) Zbl 1043.20040 Proc. Edinb. Math. Soc., II. Ser. 46, No. 3, 531-544 (2003). Reviewer: Kenneth D. Magill, jun. (Buffalo) MSC: 20M20 20M05 × Cite Format Result Cite Review PDF Full Text: DOI