Edit Profile (opens in new tab) Konieczny, Janusz Co-Author Distance Author ID: konieczny.janusz Published as: Konieczny, Janusz; Konieczny, J. Homepage: https://jkoniecz.umwblogs.org/ External Links: MGP · Wikidata Documents Indexed: 58 Publications since 1987, including 2 Additional arXiv Preprints Co-Authors: 14 Co-Authors with 34 Joint Publications 417 Co-Co-Authors all top 5 Co-Authors 24 single-authored 22 Araújo, João 6 Kinyon, Michael K. 6 Lipscomb, Stephen Leon 5 Bentz, Wolfram 4 Malheiro, António 2 André, Jorge M. 2 Dobson, Edward 2 Jojczyk, Kazimierz 2 Kuzak, Tadeusz 1 Cameron, Peter Jephson 1 Droms, Sean V. 1 Mercier, Valentin 1 Morris, Joy 1 Palomba, Roberto all top 5 Serials 13 Semigroup Forum 4 Communications in Algebra 3 Journal of Algebra 3 Algebra Colloquium 3 Asian-European Journal of Mathematics 2 Bulletin of the Australian Mathematical Society 2 Theoretical Computer Science 2 Linear Algebra and its Applications 1 Discrete Mathematics 1 Czechoslovak Mathematical Journal 1 Glasgow Mathematical Journal 1 Mathematica Japonica 1 Mathematische Nachrichten 1 Proceedings of the American Mathematical Society 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Southeast Asian Bulletin of Mathematics 1 European Journal of Combinatorics 1 Combinatorica 1 Journal of Symbolic Computation 1 Mathematica Bohemica 1 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 1 Archive for Mathematical Logic 1 PU.M.A. Pure Mathematics and Applications 1 Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Prace Informatyczne 1 Buletinul Institutului Politehnic din Iași. Secția I. Matematică, Mecanică Teoretică, Fizică 1 Journal of the Australian Mathematical Society 1 JP Journal of Algebra, Number Theory and Applications 1 Central European Journal of Mathematics 1 Journal of Algebra and its Applications 1 International Journal of Group Theory all top 5 Fields 55 Group theory and generalizations (20-XX) 8 General algebraic systems (08-XX) 7 Combinatorics (05-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 2 Mathematical logic and foundations (03-XX) 2 Computer science (68-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Number theory (11-XX) 1 Associative rings and algebras (16-XX) 1 General topology (54-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 45 Publications have been cited 373 times in 160 Documents Cited by ▼ Year ▼ Semigroups of transformations preserving an equivalence relation and a cross-section. Zbl 1068.20061 Araújo, João; Konieczny, Janusz 39 2004 Minimal paths in the commuting graphs of semigroups. Zbl 1227.05161 Araújo, João; Kinyon, Michael; Konieczny, Janusz 31 2011 Automorphism groups of centralizers of idempotents. Zbl 1037.20062 Araújo, João; Konieczny, Janusz 31 2003 Semigroups of transformations commuting with injective nilpotents. Zbl 1068.20065 Konieczny, Janusz 19 2004 Centralizers in the semigroup of injective transformations on an infinite set. Zbl 1205.20063 Konieczny, Janusz 16 2010 Conjugation in semigroups. Zbl 1302.20065 Araújo, João; Konieczny, Janusz; Malheiro, António 16 2014 Four notions of conjugacy for abstract semigroups. Zbl 1486.20071 Araújo, João; Kinyon, Michael; Konieczny, Janusz; Malheiro, António 15 2017 Green’s relations and regularity in centralizers of permutations. Zbl 0924.20049 Konieczny, Janusz 14 1999 General theorems on automorphisms of semigroups and their applications. Zbl 1194.20059 Araújo, João; Konieczny, Janusz 12 2009 Centralizers in the full transformation semigroup. Zbl 1267.20090 Araújo, João; Konieczny, Janusz 11 2013 Semigroups of transformations commuting with idempotents. Zbl 1005.20046 Konieczny, Janusz 11 2002 Infinite injective transformations whose centralizers have simple structure. Zbl 1214.20057 Konieczny, Janusz 10 2011 Centralizers in the semigroup of partial transformations. Zbl 0917.20051 Konieczny, J.; Lipscomb, S. 10 1998 Conjugacy in inverse semigroups. Zbl 1446.20079 Araújo, João; Kinyon, Michael; Konieczny, Janusz 9 2019 A method of finding automorphism groups of endomorphism monoids of relational systems. Zbl 1123.20054 Araújo, João; Konieczny, Janusz 8 2007 A new definition of conjugacy for semigroups. Zbl 1481.20205 Konieczny, Janusz 8 2018 Automorphisms of endomorphism monoids of relatively free bands. Zbl 1123.20048 Araújo, João; Konieczny, Janusz 7 2007 Automorphism groups of circulant digraphs with applications to semigroup theory. Zbl 1399.05099 Araújo, João; Bentz, Wolfram; Dobson, Edward; Konieczny, Janusz; Morris, Joy 7 2018 A proof of Devadze’s theorem on generators of the semigroup of Boolean matrices. Zbl 1238.20069 Konieczny, Janusz 7 2011 Regular centralizers of idempotent transformations. Zbl 1227.20054 André, Jorge; Araújo, João; Konieczny, Janusz 7 2011 Automorphisms of endomorphism semigroups of reflexive digraphs. Zbl 1208.20055 Araújo, João; Dobson, Edward; Konieczny, Janusz 6 2010 On cardinalities of row spaces of Boolean matrices. Zbl 0747.20033 Konieczny, Janusz 6 1992 Dense relations are determined by their endomorphism monoids. Zbl 1069.20059 Araújo, João; Konieczny, Janusz 6 2005 Automorphisms of endomorphism monoids of 1-simple free algebras. Zbl 1168.08001 Araújo, João; Konieczny, Janusz 6 2009 Semigroups of transformations whose restrictions belong to a given semigroup. Zbl 1515.20303 Konieczny, Janusz 6 2022 Molaei’s generalized groups are completely simple semigroups. Zbl 1064.20065 Araújo, João; Konieczny, Janusz 5 2002 Second centralizers of partial transformations. Zbl 1003.20053 Konieczny, Janusz 5 2001 Directed graphs of inner translations of semigroups. Zbl 1423.05078 Araújo, João; Bentz, Wolfram; Konieczny, Janusz 5 2017 Centralizers of permutations in the partial transformation semigroup. Zbl 0856.20044 Lipscomb, S.; Konieczny, J. 4 1995 Centralisers in the infinite symmetric inverse semigroup. Zbl 1273.20066 Konieczny, Janusz 4 2013 Decidability and independence of conjugacy problems in finitely presented monoids. Zbl 1435.20064 Araújo, João; Kinyon, Michael; Konieczny, Janusz; Malheiro, António 4 2018 The largest subsemilattices of the endomorphism monoid of an independence algebra. Zbl 1302.08005 Araújo, João; Bentz, Wolfram; Konieczny, Janusz 4 2014 Green’s equivalences in finite semigroups of binary relations. Zbl 0805.20059 Konieczny, Janusz 3 1994 Classification of \(S_ n\)-normal semigroups. Zbl 0828.20064 Lipscomb, S.; Konieczny, J. 3 1995 Reduced idempotents in the semigroup of Boolean matrices. Zbl 0849.20046 Konieczny, Janusz 2 1995 Second centralizers in the semigroup of injective transformations. Zbl 1443.20089 Konieczny, Janusz 2 2020 Centralizers of full injective transformations in the symmetric inverse semigroup. Zbl 1435.20071 Konieczny, Janusz 2 2018 Automorphism groups of endomorphism monoids of free \(G\)-sets. Zbl 1301.20064 Konieczny, Janusz 2 2014 \(S_n\)-normal semigroups of partial transformations. Zbl 1298.20075 Droms, Sean V.; Konieczny, Janusz; Palomba, Roberto 2 2012 A method for finding new sets of axioms for classes of semigroups. Zbl 1262.20059 Araújo, João; Konieczny, Janusz 2 2012 The semigroup of surjective transformations on an infinite set. Zbl 1490.20041 Konieczny, Janusz 2 2019 Regular, inverse, and completely regular centralizers of permutations. Zbl 1027.20046 Konieczny, Janusz 1 2003 The class equation and counting in factorizable monoids. Zbl 1043.20044 Lipscomb, S.; Konieczny, J. 1 2003 The monoid of holomorphic endomorphisms of a group and its automorphisms. Zbl 1189.20062 Araújo, João; Konieczny, Janusz 1 2008 Matrix theory for independence algebras. Zbl 1536.08001 Araújo, João; Bentz, Wolfram; Cameron, Peter J.; Kinyon, Michael; Konieczny, Janusz 1 2022 Semigroups of transformations whose restrictions belong to a given semigroup. Zbl 1515.20303 Konieczny, Janusz 6 2022 Matrix theory for independence algebras. Zbl 1536.08001 Araújo, João; Bentz, Wolfram; Cameron, Peter J.; Kinyon, Michael; Konieczny, Janusz 1 2022 Second centralizers in the semigroup of injective transformations. Zbl 1443.20089 Konieczny, Janusz 2 2020 Conjugacy in inverse semigroups. Zbl 1446.20079 Araújo, João; Kinyon, Michael; Konieczny, Janusz 9 2019 The semigroup of surjective transformations on an infinite set. Zbl 1490.20041 Konieczny, Janusz 2 2019 A new definition of conjugacy for semigroups. Zbl 1481.20205 Konieczny, Janusz 8 2018 Automorphism groups of circulant digraphs with applications to semigroup theory. Zbl 1399.05099 Araújo, João; Bentz, Wolfram; Dobson, Edward; Konieczny, Janusz; Morris, Joy 7 2018 Decidability and independence of conjugacy problems in finitely presented monoids. Zbl 1435.20064 Araújo, João; Kinyon, Michael; Konieczny, Janusz; Malheiro, António 4 2018 Centralizers of full injective transformations in the symmetric inverse semigroup. Zbl 1435.20071 Konieczny, Janusz 2 2018 Four notions of conjugacy for abstract semigroups. Zbl 1486.20071 Araújo, João; Kinyon, Michael; Konieczny, Janusz; Malheiro, António 15 2017 Directed graphs of inner translations of semigroups. Zbl 1423.05078 Araújo, João; Bentz, Wolfram; Konieczny, Janusz 5 2017 Conjugation in semigroups. Zbl 1302.20065 Araújo, João; Konieczny, Janusz; Malheiro, António 16 2014 The largest subsemilattices of the endomorphism monoid of an independence algebra. Zbl 1302.08005 Araújo, João; Bentz, Wolfram; Konieczny, Janusz 4 2014 Automorphism groups of endomorphism monoids of free \(G\)-sets. Zbl 1301.20064 Konieczny, Janusz 2 2014 Centralizers in the full transformation semigroup. Zbl 1267.20090 Araújo, João; Konieczny, Janusz 11 2013 Centralisers in the infinite symmetric inverse semigroup. Zbl 1273.20066 Konieczny, Janusz 4 2013 \(S_n\)-normal semigroups of partial transformations. Zbl 1298.20075 Droms, Sean V.; Konieczny, Janusz; Palomba, Roberto 2 2012 A method for finding new sets of axioms for classes of semigroups. Zbl 1262.20059 Araújo, João; Konieczny, Janusz 2 2012 Minimal paths in the commuting graphs of semigroups. Zbl 1227.05161 Araújo, João; Kinyon, Michael; Konieczny, Janusz 31 2011 Infinite injective transformations whose centralizers have simple structure. Zbl 1214.20057 Konieczny, Janusz 10 2011 A proof of Devadze’s theorem on generators of the semigroup of Boolean matrices. Zbl 1238.20069 Konieczny, Janusz 7 2011 Regular centralizers of idempotent transformations. Zbl 1227.20054 André, Jorge; Araújo, João; Konieczny, Janusz 7 2011 Centralizers in the semigroup of injective transformations on an infinite set. Zbl 1205.20063 Konieczny, Janusz 16 2010 Automorphisms of endomorphism semigroups of reflexive digraphs. Zbl 1208.20055 Araújo, João; Dobson, Edward; Konieczny, Janusz 6 2010 General theorems on automorphisms of semigroups and their applications. Zbl 1194.20059 Araújo, João; Konieczny, Janusz 12 2009 Automorphisms of endomorphism monoids of 1-simple free algebras. Zbl 1168.08001 Araújo, João; Konieczny, Janusz 6 2009 The monoid of holomorphic endomorphisms of a group and its automorphisms. Zbl 1189.20062 Araújo, João; Konieczny, Janusz 1 2008 A method of finding automorphism groups of endomorphism monoids of relational systems. Zbl 1123.20054 Araújo, João; Konieczny, Janusz 8 2007 Automorphisms of endomorphism monoids of relatively free bands. Zbl 1123.20048 Araújo, João; Konieczny, Janusz 7 2007 Dense relations are determined by their endomorphism monoids. Zbl 1069.20059 Araújo, João; Konieczny, Janusz 6 2005 Semigroups of transformations preserving an equivalence relation and a cross-section. Zbl 1068.20061 Araújo, João; Konieczny, Janusz 39 2004 Semigroups of transformations commuting with injective nilpotents. Zbl 1068.20065 Konieczny, Janusz 19 2004 Automorphism groups of centralizers of idempotents. Zbl 1037.20062 Araújo, João; Konieczny, Janusz 31 2003 Regular, inverse, and completely regular centralizers of permutations. Zbl 1027.20046 Konieczny, Janusz 1 2003 The class equation and counting in factorizable monoids. Zbl 1043.20044 Lipscomb, S.; Konieczny, J. 1 2003 Semigroups of transformations commuting with idempotents. Zbl 1005.20046 Konieczny, Janusz 11 2002 Molaei’s generalized groups are completely simple semigroups. Zbl 1064.20065 Araújo, João; Konieczny, Janusz 5 2002 Second centralizers of partial transformations. Zbl 1003.20053 Konieczny, Janusz 5 2001 Green’s relations and regularity in centralizers of permutations. Zbl 0924.20049 Konieczny, Janusz 14 1999 Centralizers in the semigroup of partial transformations. Zbl 0917.20051 Konieczny, J.; Lipscomb, S. 10 1998 Centralizers of permutations in the partial transformation semigroup. Zbl 0856.20044 Lipscomb, S.; Konieczny, J. 4 1995 Classification of \(S_ n\)-normal semigroups. Zbl 0828.20064 Lipscomb, S.; Konieczny, J. 3 1995 Reduced idempotents in the semigroup of Boolean matrices. Zbl 0849.20046 Konieczny, Janusz 2 1995 Green’s equivalences in finite semigroups of binary relations. Zbl 0805.20059 Konieczny, Janusz 3 1994 On cardinalities of row spaces of Boolean matrices. Zbl 0747.20033 Konieczny, Janusz 6 1992 all cited Publications top 5 cited Publications all top 5 Cited by 179 Authors 31 Konieczny, Janusz 22 Araújo, João 10 Bentz, Wolfram 7 Cameron, Peter Jephson 7 Dalal, Sandeep 7 Singh, Shubh Narayan 6 Kinyon, Michael K. 6 Sarkar, Mosarof 6 Sun, Lei 5 Malheiro, António 4 Chinram, Ronnason 4 Kumar, Jitender 4 Mitchell, James D. 4 Parray, Mohd Rafiq 4 Pei, Huisheng 4 Shah, Aftab Hussain 3 André, Jorge M. 3 Kaewnoi, Thananya 3 Namnak, Chaiwat 3 Ou, Shikun 3 Petapirak, Montakarn 3 Sawatraksa, Nares 3 Wong, Dein 2 Ayad, Rezak 2 Ayik, Hayrullah 2 Breen, Michael 2 Bugay, Leyla 2 Cain, Alan J. 2 Deng, Weina 2 Dobson, Edward 2 East, James 2 FitzGerald, Desmond G. 2 Fleischer, Lukas 2 García-Marco, Ignacio 2 Grech, Mariusz 2 Honyam, Preeyanuch 2 Jakubíková-Studenovská, Danica 2 Kisielewicz, Andrzej Piotr 2 Knauer, Kolja B. 2 Kufleitner, Manfred 2 Meftah, Kamel 2 Mukherjee, Sanjay 2 Patra, Kamal Lochan 2 Pookpienlert, Chollawat 2 Rakbud, Jittisak 2 Ruškuc, Nik 2 Sangkhanan, Kritsada 2 Sanwong, Jintana 2 Sedira, Lakhdar 2 Shitov, Yaroslav Nikolaevich 2 Singh, Siddharth 2 Sönmez, Rukiye 2 Šuličová, Miroslava 2 Wang, Limin 2 Wang, Shoufeng 2 Yang, Xiuliang 1 Ahmadi Zand, Mohammad Reza 1 Ahmed, Chwas Abas 1 Anderson, David Fenimore 1 Badawi, Ayman 1 Baghel, Vedant 1 Bauer, Tomer 1 Bisegna, Paolo 1 Bondar, Eugenija A. 1 Borralho, Maria 1 Bošnjak, Ivica 1 Brank, Boštjan 1 Bremner, Murray R. 1 Bünau, P. V. 1 Can, Mahir Bilen 1 Capalbo, Michael 1 Caselli, Federica 1 Casimiro, Ana Cristina 1 Chaiya, Malinee 1 Chau-Dinh, Thanh 1 Delbaznasab, Ali 1 Derech, V. D. 1 Dobson, Ted 1 Dolžan, David 1 Dörfel, Michael R. 1 Dovgoshey, Oleksiy Alfredovich 1 Egri-Nagy, Attila 1 Fan, Yanqi 1 Fatehi, Farzad 1 Froidure, Véronique 1 Garba, Goje Uba 1 Garreta, Albert 1 Giudici, Michael 1 Gomes, Gracinda M. S. 1 Gould, Victoria A. R. 1 Goyal, Anmol 1 Gray, Robert D. 1 Greenfeld, Be’eri 1 Halušková, Emília 1 Hammadi, Fodil 1 Han, Xuefeng 1 Hecini, Mabrouk 1 Herrmann, Hans Jürgen 1 Higgins, Peter Michael 1 Hivert, Florent ...and 79 more Authors all top 5 Cited in 66 Serials 25 Semigroup Forum 14 Communications in Algebra 8 Journal of Algebra and its Applications 7 Asian-European Journal of Mathematics 6 Linear Algebra and its Applications 5 Computational Mechanics 4 Journal of Algebra 4 Thai Journal of Mathematics 3 Bulletin of the Australian Mathematical Society 3 Journal of Symbolic Computation 3 Turkish Journal of Mathematics 3 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 3 Mathematics 2 Discrete Mathematics 2 Transactions of the American Mathematical Society 2 European Journal of Combinatorics 2 Combinatorica 2 International Journal of Algebra and Computation 2 Journal of Algebraic Combinatorics 2 Algebra Colloquium 2 Computational and Applied Mathematics 2 Journal of the Australian Mathematical Society 2 International Journal of Group Theory 2 Journal of Mahani Mathematical Research Center 2 Algebraic Structures and their Applications 2 Korean Journal of Mathematics 2 Journal of Algebraic Systems 1 Acta Mechanica 1 Israel Journal of Mathematics 1 Linear and Multilinear Algebra 1 Mathematical Notes 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Ukrainian Mathematical Journal 1 Czechoslovak Mathematical Journal 1 Demonstratio Mathematica 1 International Journal of Mathematics and Mathematical Sciences 1 Journal of Combinatorial Theory. Series A 1 Journal of Combinatorial Theory. Series B 1 Journal of Graph Theory 1 Journal of the London Mathematical Society. Second Series 1 Kyungpook Mathematical Journal 1 Mathematische Nachrichten 1 Proceedings of the London Mathematical Society. Third Series 1 Theoretical Computer Science 1 Information and Computation 1 Mathematica Bohemica 1 Archive for Mathematical Logic 1 Journal of Mathematical Sciences (New York) 1 Journal of Mathematical Chemistry 1 Multibody System Dynamics 1 Honam Mathematical Journal 1 Matematychni Studiï 1 Algebras and Representation Theory 1 Central European Journal of Mathematics 1 Algebra and Discrete Mathematics 1 Mediterranean Journal of Mathematics 1 Acta Mechanica Sinica 1 International Electronic Journal of Algebra (IEJA) 1 RAIRO. Theoretical Informatics and Applications 1 Palestine Journal of Mathematics 1 Carpathian Mathematical Publications 1 Topological Algebra and its Applications 1 Open Mathematics 1 The Art of Discrete and Applied Mathematics 1 Prikladnaya Diskretnaya Matematika 1 Model Theory all top 5 Cited in 14 Fields 133 Group theory and generalizations (20-XX) 43 Combinatorics (05-XX) 13 Linear and multilinear algebra; matrix theory (15-XX) 12 General algebraic systems (08-XX) 8 Mechanics of deformable solids (74-XX) 7 Mathematical logic and foundations (03-XX) 7 Computer science (68-XX) 6 Associative rings and algebras (16-XX) 4 Order, lattices, ordered algebraic structures (06-XX) 3 Topological groups, Lie groups (22-XX) 2 Number theory (11-XX) 2 Numerical analysis (65-XX) 1 Manifolds and cell complexes (57-XX) 1 Mechanics of particles and systems (70-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. Updates and corrections should be made in Wikidata.