Semigroup Forum Short Title: Semigroup Forum Publisher: Springer US, New York, NY ISSN: 0037-1912; 1432-2137/e Online: https://link.springer.com/journal/233/volumes-and-issues Comments: Journal; Indexed cover-to-cover Documents Indexed: 3,843 Publications (since 1970) References Indexed: 3,073 Publications with 41,195 References. all top 5 Latest Issues 107, No. 3 (2023) 107, No. 2 (2023) 107, No. 1 (2023) 106, No. 3 (2023) 106, No. 2 (2023) 106, No. 1 (2023) 105, No. 3 (2022) 105, No. 2 (2022) 105, No. 1 (2022) 104, No. 3 (2022) 104, No. 2 (2022) 104, No. 1 (2022) 103, No. 3 (2021) 103, No. 2 (2021) 103, No. 1 (2021) 102, No. 3 (2021) 102, No. 2 (2021) 102, No. 1 (2021) 101, No. 3 (2020) 101, No. 2 (2020) 101, No. 1 (2020) 100, No. 3 (2020) 100, No. 2 (2020) 100, No. 1 (2020) 99, No. 3 (2019) 99, No. 2 (2019) 99, No. 1 (2019) 98, No. 3 (2019) 98, No. 2 (2019) 98, No. 1 (2019) 97, No. 3 (2018) 97, No. 2 (2018) 97, No. 1 (2018) 96, No. 3 (2018) 96, No. 2 (2018) 96, No. 1 (2018) 95, No. 3 (2017) 95, No. 2 (2017) 95, No. 1 (2017) 94, No. 3 (2017) 94, No. 2 (2017) 94, No. 1 (2017) 93, No. 3 (2016) 93, No. 2 (2016) 93, No. 1 (2016) 92, No. 3 (2016) 92, No. 2 (2016) 92, No. 1 (2016) 91, No. 3 (2015) 91, No. 2 (2015) 91, No. 1 (2015) 90, No. 3 (2015) 90, No. 2 (2015) 90, No. 1 (2015) 89, No. 3 (2014) 89, No. 2 (2014) 89, No. 1 (2014) 88, No. 3 (2014) 88, No. 2 (2014) 88, No. 1 (2014) 87, No. 3 (2013) 87, No. 2 (2013) 87, No. 1 (2013) 86, No. 3 (2013) 86, No. 2 (2013) 86, No. 1 (2013) 85, No. 3 (2012) 85, No. 2 (2012) 85, No. 1 (2012) 84, No. 3 (2012) 84, No. 2 (2012) 84, No. 1 (2012) 83, No. 3 (2011) 83, No. 2 (2011) 83, No. 1 (2011) 82, No. 3 (2011) 82, No. 2 (2011) 82, No. 1 (2011) 81, No. 3 (2010) 81, No. 2 (2010) 81, No. 1 (2010) 80, No. 3 (2010) 80, No. 2 (2010) 80, No. 1 (2010) 79, No. 3 (2009) 79, No. 2 (2009) 79, No. 1 (2009) 78, No. 3 (2009) 78, No. 2 (2009) 78, No. 1 (2009) 77, No. 3 (2008) 77, No. 2 (2008) 77, No. 1 (2008) 76, No. 3 (2008) 76, No. 2 (2008) 76, No. 1 (2008) 75, No. 3 (2007) 75, No. 2 (2007) 75, No. 1 (2007) 74, No. 3 (2007) ...and 153 more Volumes all top 5 Authors 40 Magill, Kenneth D. jun. 33 Schein, Boris M. 32 Grillet, Pierre Antoine 32 Petrich, Mario 27 Satyanarayana, M. Venkata 26 Kehayopulu, Niovi 24 Ruppert, Wolfgang A. F. 23 Hindman, Neil 23 Lawson, Jimmie Don 22 Hofmann, Karl Heinrich 22 Lawson, Mark Verus 21 Nagy, Attila 21 Putcha, Mohan S. 21 Rosales, José Carlos 21 Strauss, Dona 20 Gomes, Gracinda M. S. 20 Kelarev, Andrei Vladimirovich 20 Reilly, Norman R. 18 Bulman-Fleming, Sydney 18 Gould, Victoria A. R. 18 Jones, Peter R. 17 Fernandes, Vítor Hugo 17 Higgins, Peter Michael 17 Levi, Inessa 17 Pastijn, Francis J. 17 Szendrei, Mária B. 16 Almeida, Jorge 16 Cherubini, Alessandra 15 Billhardt, Bernd 15 Kim, Ki Hang 15 Knauer, Ulrich 15 Luo, Yan Feng 14 Amini, Massoud 14 Nordahl, Thomas E. 14 Radjavi, Heydar 14 Shum, Kar-Ping 14 Tsingelis, Michael 13 Dolinka, Igor 13 Junghenn, Hugo D. 13 Konieczny, Janusz 13 Margolis, Stuart W. 13 Saito, Tatsuhiko 13 Volkov, Mikhail Vladimirovich 12 Blyth, Thomas Scott 12 Clifford, Alfred H. 12 deLaubenfels, Ralph J. 12 Hildebrant, John A. 12 Kaďourek, Jiří 12 McAlister, Donald B. 12 Pym, John S. 12 Ruškuc, Nik 12 Tamura, Takayuki 12 Trotter, Peter G. 12 Varisco, Ada 12 Zelenyuk, Yevhen G. 11 Guo, Xiaojiang 11 Lallement, Gerard J. 11 Renshaw, James H. 11 Wang, Limin 11 Zhao, Ping 10 Araújo, João 10 Bogdanović, Stojan M. 10 Ćirić, Miroslav D. 10 Favini, Angelo 10 Koch, Robert Jacob 10 Koppitz, Jörg 10 Leech, Jonathan Edmund 10 Mahmoudi, Mojgan 10 Ponizovskiĭ, Iosif Solomonovich 10 Roush, Fred William 10 Steinberg, Benjamin 10 Thierrin, Gabriel 10 Vernikov, Boris Munevich 10 Weinert, Hanns Joachim 10 Yamada, Miyuki 9 Fountain, John Barringham 9 Golchin, Akbar 9 Gutik, Oleg Volodymyrovych 9 Kilp, Mati 9 Madison, Bernard L. 9 Márki, László 9 Meakin, John C. 9 Misra, Prabudh Ram 9 Reis, Cecília M. 9 San Martin, Luiz Antonio Barrera 9 Sapir, Olga B. 9 Shyr, Huei-Jan 9 Stokes, Timothy E. 9 Troallic, Jean-Pierre 9 Vernitski, Alexei 9 Zhang, Wen Ting 8 Banakh, Taras Onufrievich 8 Batbedat, Andre 8 Bobrowski, Adam 8 Cao, Yonglin 8 Cvetko-Vah, Karin 8 East, James 8 García García, Juan Ignacio 8 Goldstein, Jerome Arthur 8 Hardy, Darel W. ...and 2,558 more Authors all top 5 Fields 2,559 Group theory and generalizations (20-XX) 449 Topological groups, Lie groups (22-XX) 433 Order, lattices, ordered algebraic structures (06-XX) 415 Operator theory (47-XX) 377 General algebraic systems (08-XX) 211 Associative rings and algebras (16-XX) 206 General topology (54-XX) 188 Abstract harmonic analysis (43-XX) 145 Combinatorics (05-XX) 134 Computer science (68-XX) 113 Functional analysis (46-XX) 111 Category theory; homological algebra (18-XX) 80 Partial differential equations (35-XX) 79 Number theory (11-XX) 75 Ordinary differential equations (34-XX) 72 Commutative algebra (13-XX) 61 Probability theory and stochastic processes (60-XX) 60 History and biography (01-XX) 55 Mathematical logic and foundations (03-XX) 54 Dynamical systems and ergodic theory (37-XX) 52 Linear and multilinear algebra; matrix theory (15-XX) 41 Algebraic geometry (14-XX) 24 Information and communication theory, circuits (94-XX) 20 Manifolds and cell complexes (57-XX) 19 Systems theory; control (93-XX) 16 Integral equations (45-XX) 14 Measure and integration (28-XX) 13 Nonassociative rings and algebras (17-XX) 13 Convex and discrete geometry (52-XX) 12 Difference and functional equations (39-XX) 10 Harmonic analysis on Euclidean spaces (42-XX) 9 Integral transforms, operational calculus (44-XX) 9 Global analysis, analysis on manifolds (58-XX) 8 Real functions (26-XX) 8 Approximations and expansions (41-XX) 8 Algebraic topology (55-XX) 8 Mechanics of deformable solids (74-XX) 8 Operations research, mathematical programming (90-XX) 7 Statistical mechanics, structure of matter (82-XX) 7 Biology and other natural sciences (92-XX) 6 General and overarching topics; collections (00-XX) 6 Fluid mechanics (76-XX) 5 Field theory and polynomials (12-XX) 5 Sequences, series, summability (40-XX) 5 Differential geometry (53-XX) 5 Numerical analysis (65-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 3 Geometry (51-XX) 3 Statistics (62-XX) 2 Several complex variables and analytic spaces (32-XX) 2 Special functions (33-XX) 2 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 Functions of a complex variable (30-XX) 1 Classical thermodynamics, heat transfer (80-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 2,890 Publications have been cited 18,399 times in 10,006 Documents Cited by ▼ Year ▼ Undirected power graphs of semigroups. Zbl 1207.05075 Chakrabarty, Ivy; Ghosh, Shamik; Sen, M. K. 153 2009 On numerical semigroups. Zbl 0614.10046 Fröberg, R.; Gottlieb, C.; Häggkvist, R. 130 1987 The zero-divisor graph of a commutative semigroup. Zbl 1011.20056 DeMeyer, F. R.; McKenzie, T.; Schneider, K. 130 2002 Pseudo almost automorphic solutions to semilinear differential equations in Banach spaces. Zbl 1154.46023 Xiao, Ti-Jun; Liang, Jin; Zhang, Jun 113 2008 Existence of the mild solution for some fractional differential equations with nonlocal conditions. Zbl 1180.34006 Mophou, G. M.; N’Guérékata, G. M. 99 2009 On the ranks of certain semigroups of order-preserving transformations. Zbl 0769.20029 Gomes, Gracinda M. S.; Howie, John M. 99 1992 The lattice of semigroup varieties. Zbl 0225.20043 Evans, Trevor 77 1971 Simplicity of algebras associated to étale groupoids. Zbl 1304.46046 Brown, Jonathan; Clark, Lisa Orloff; Farthing, Cynthia; Sims, Aidan 77 2014 Projectivity of acts and Morita equivalence of monoids. Zbl 0231.18013 Knauer, Ulrich 71 1972 Relation algebras and function semigroups. Zbl 0197.29404 Schein, B. M. 69 1970 Triangular norms as ordinal sums of semigroups in the sense of A. H. Clifford. Zbl 1007.20054 Klement, E. P.; Mesiar, R.; Pap, E. 68 2002 Regular * semigroups. Zbl 0408.20043 Nordahl, T. E.; Scheiblich, H. E. 67 1978 Existence and uniqueness of almost automorphic mild solutions to some semilinear abstract differential equations. Zbl 1077.47058 N’Guérékata, Gaston M. 64 2004 A groupoid generalisation of Leavitt path algebras. Zbl 1323.46033 Clark, Lisa Orloff; Farthing, Cynthia; Sims, Aidan; Tomforde, Mark 61 2014 The category of \(S\)-posets. Zbl 1095.20047 Bulman-Fleming, Sydney; Mahmoudi, Mojgan 59 2005 Degenerate self-adjoint evolution equations on the unit interval. Zbl 0915.47029 Campiti, M.; Metafune, G.; Pallara, D. 58 1998 On fractional resolvent operator functions. Zbl 1185.47040 Chen, Chuang; Li, Miao 57 2010 A note on sensitivity of semigroup actions. Zbl 1161.47029 Kontorovich, Eduard; Megrelishvili, Michael 54 2008 On varieties of completely regular semigroups. I. Zbl 0564.20034 Polák, Libor 54 1985 Fibonacci-like behavior of the number of numerical semigroups of a given genus. Zbl 1142.20039 Bras-Amorós, Maria 53 2008 Sur le produit de concatenation non ambigu. Zbl 0373.20059 Schützenberger, M. P. 53 1976 Feller semigroups on \(\mathbb{R}^N\). Zbl 1014.35050 Metafune, G.; Pallara, D.; Wacker, M. 53 2002 Fuzzy sets in ordered groupoids. Zbl 1006.06008 Kehayopulu, Niovi; Tsingelis, Michael 52 2002 On varieties of completely regular semigroups. II, III. Zbl 0638.20032 Polák, Libor 51 1988 Semilattice decompositions of semigroups. Zbl 0256.20074 Putcha, Mohan S. 51 1973 Module amenability for semigroup algebras. Zbl 1059.43001 Amini, Massoud 50 2004 Right PP monoids with central idempotents. Zbl 0353.20051 Fountain, John 49 1977 A Hille-Yosida theorem for weakly continuous semigroups. Zbl 0817.47048 Cerrai, Sandra 46 1994 The translational hull in semigroups and rings. Zbl 0209.04902 Petrich, M. 45 1970 Existence and uniqueness of mild solutions for semilinear integro-differential equations of fractional order with nonlocal initial conditions and delays. Zbl 1184.45006 Hu, Lanying; Ren, Yong; Sakthivel, R. 43 2009 Structure of regular semigroups. I: Fundamental regular semigroups. Zbl 0298.20059 Nambooripad, K. S. S. 42 1974 Fibonacci-like growth of numerical semigroups of a given genus. Zbl 1276.20066 Zhai, Alex 42 2013 An invitation to \(C\)-semigroups. Zbl 0982.20051 Jackson, Marcel; Stokes, T. 41 2001 The monoid of orientation-preserving mappings on a chain. Zbl 0919.20041 Catarino, P. M.; Higgins, P. M. 41 1999 Semigroup actions on homogeneous spaces. Zbl 0826.22007 San Martin, Luiz A. B.; Tonelli, Pedro A. 41 1995 Higher-rank graph \(C^*\)-algebras: an inverse semigroup and groupoid approach. Zbl 1099.46036 Farthing, Cynthia; Muhly, Paul S.; Yeend, Trent 40 2005 Recent developments in the theory of skew lattices. Zbl 0844.06003 Leech, Jonathan 39 1996 Biflatness of semigroup algebras. Zbl 1213.43002 Ramsden, Paul 39 2009 The monoid of all injective order preserving partial transformations on a finite chain. Zbl 1053.20056 Fernandes, V. H. 39 2001 A survey of semigroups of continuous selfmaps. Zbl 0338.20088 Magill, Kenneth D. jun. 38 1976 Integrated semigroups, C-semigroups and the abstract Cauchy problem. Zbl 0717.47014 deLaubenfels, Ralph 38 1990 On prime, weakly prime ideals in ordered semigroups. Zbl 0756.06008 Kehayopulu, Niovi 38 1992 The lower central series of the free partially commutative group. Zbl 0814.20025 Duchamp, G.; Krob, D. 38 1992 Semigroup estimates and noncoercive boundary value problems. Zbl 0947.47033 Dore, Giovanni; Yakubov, Sasun 37 2000 All varieties of bands. Zbl 0206.30401 Fennemore, Ch. 37 1970 A new approach in the theory of orthodox semigroups. Zbl 0705.20052 Kaďourek, Jiří; Szendrei, Mária B. 37 1990 Abundant semigroups with a multiplicative type \(A\) transversal. Zbl 0790.20078 El-Qallali, Abdulsalam 37 1993 The spectral mapping theorem for evolution semigroups on spaces of vector-valued functions. Zbl 0897.47037 Räbiger, Frank; Schnaubelt, Roland 36 1996 A representation of a semigroup by a semigroup of matrices over a group with zero. Zbl 0299.20057 Pastijn, F. 36 1975 On Cayley graphs of inverse semigroups. Zbl 1107.20057 Kelarev, A. V. 36 2006 Finiteness properties of varieties and the restriction to finite algebras. Zbl 1073.20052 Jackson, Marcel 36 2005 Normal skew lattices. Zbl 0754.06004 Leech, Jonathan 36 1992 Varieties generated by semigroups of order four. Zbl 0449.20060 Edmunds, Charles C. 36 1980 The Laplacian with Wentzell-Robin boundary conditions on spaces of continuous functions. Zbl 1073.47045 Arendt, W.; Metafune, G.; Pallara, D.; Romanelli, S. 35 2003 Perfect monoids. Zbl 0224.20061 Isbell, John R. 35 1971 Factorizable inverse semigroups. Zbl 0298.20055 Chen, S. Y.; Hsieh, S. C. 35 1974 The lattices of varieties and pseudovarieties of band monoids. Zbl 0591.20060 Wismath, Shelly L. 35 1986 Integrated semigroups and their application to complete second order Cauchy problems. Zbl 0686.47038 Neubrander, Frank 34 1989 On intra-regular ordered semigroups. Zbl 0776.06013 Kehayopulu, Niovi 34 1993 On intra-regular ve-semigroups. Zbl 0434.06015 Kehayopulu, Niovi 34 1980 Symmetries on almost symmetric numerical semigroups. Zbl 1267.20086 Nari, Hirokatsu 34 2013 A combinatorial property and Cayley graphs of semigroups. Zbl 1016.20047 Kelarev, A. V.; Quinn, S. J. 33 2003 A Hille-Yosida theorem for bi-continuous semigroups. Zbl 1064.47040 Kühnemund, Franziska 33 2003 Free inverse semigroups. Zbl 0259.20054 Scheiblich, H. E. 33 1972 Regular elements of the semigroup of all binary relations. Zbl 0355.20058 Schein, Boris M. 33 1976 The tight groupoid of an inverse semigroup. Zbl 1353.20040 Exel, Ruy; Pardo, Enrique 33 2016 Conjugacy in monoids with a special Church-Rosser presentation is decidable. Zbl 0551.20044 Otto, Friedrich 32 1984 Unbounded perturbations of \(C_0\)-semigroups on Banach spaces and applications. Zbl 1074.47017 Hadd, Said 32 2005 On presentations of subsemigroups of \(\mathbb{N}^n\). Zbl 0951.20042 Rosales, J. C. 32 1997 Factorization theory in commutative monoids. Zbl 1442.20037 Geroldinger, Alfred; Zhong, Qinghai 32 2020 Semigroups for flows in infinite networks. Zbl 1151.47046 Dorn, Britta 31 2008 Regular boundary value problems for complete second order elliptic differential-operator equations in \(UMD\) Banach spaces. Zbl 1177.47089 Favini, Angelo; Shakhmurov, Veli; Yakubov, Yakov 31 2009 Regular semigroups with inverse transversals. Zbl 0897.20040 Tang, Xilin 31 1997 The Robin and Wentzell-Robin Laplacians on Lipschitz domains. Zbl 1168.35340 Warma, Mahamadi 30 2006 On resolvent positive operators and positive \(C_ 0\)-semigroups on AL- spaces. Zbl 0686.47040 Voigt, Jürgen 29 1989 Free groups and semigroups in \(\beta\) N. Zbl 0536.22005 Hindman, Neil; Pym, John 28 1984 Constructing numerical semigroups of a given genus. Zbl 1204.20080 Zhao, Yufei 28 2010 Semigroup identities in the monoid of two-by-two tropical matrices. Zbl 1215.20055 Izhakian, Zur; Margolis, Stuart W. 28 2010 Asymptotic ordering of distribution functions and convolution semigroups. Zbl 0687.60018 Klüppelberg, Claudia 28 1990 Structural stability for ill-posed problems in Banach space. Zbl 1109.34041 Ames, Karen A.; Hughes, Rhonda J. 28 2005 A new class of unique product monoids with applications to ring theory. Zbl 1177.16030 Marks, Greg; Mazurek, Ryszard; Ziembowski, Michał 28 2009 Bounded mild solutions to fractional integro-differential equations in Banach spaces. Zbl 1285.34071 Ponce, Rodrigo 28 2013 Some properties of local subsemigroups inherited by larger subsemigroups. Zbl 0497.20049 Hall, T. E. 27 1982 On subdirectly irreducible ordered semigroups. Zbl 0823.06010 Kehayopulu, Niovi; Tsingelis, Michael 27 1995 On simple inverse semigroups. Zbl 0218.20052 Munn, W. D. 27 1970 Left coset extensions. Zbl 0296.20032 Grillet, Pierre Antoine 27 1974 Probabilistic averaging in bounded \(R\ell\)-monoids. Zbl 1105.06010 Dvurečenskij, Anatolij; Rachůnek, Jiří 27 2006 Algebras of multiplace functions. Zbl 0397.08001 Schein, Boris M.; Trohimenko, Valentin S. 27 1979 On finite \(\mathcal J\)-trivial monoids. Zbl 0435.20036 Straubing, Howard 27 1980 The oversemigroups of a numerical semigroup. Zbl 1043.20034 Rosales, J. C.; García-Sánchez, P. A.; García-García, J. I.; Jiménez Madrid, J. A. 27 2003 Module amenability of the second dual and module topological center of semigroup algebras. Zbl 1200.43001 Amini, Massoud; Bodaghi, Abasalt; Ebrahimi Bagha, Davood 26 2010 Decomposition and complexity of finite semigroups. Zbl 0226.20060 Tilson, Bret 26 1971 Locally testable semigroups. Zbl 0273.20049 Zalcstein, Yechezkel 26 1973 Harmonic analysis and asymptotic behavior of solutions to the abstract Cauchy problem. Zbl 0868.47027 Basit, Bolis 26 1997 Semigroups of order preserving mappings on a finite chain: A new class of divisors. Zbl 0868.20049 Fernandes, Vitor H. 26 1997 On certain finitely based varieties of semigroups. Zbl 0375.20057 Edmunds, Charles C. 26 1977 Une topologie du monoide libre. Zbl 0444.68076 Reutenauer, Christophe 26 1979 Beyond regular semigroups. Zbl 1360.20054 Wang, Yanhui 26 2016 Atomicity and boundedness of monotone Puiseux monoids. Zbl 1418.20015 Gotti, Felix; Gotti, Marly 26 2018 The inverse semigroup of a sum-ordered semiring. Zbl 0549.06014 Manes, E. G.; Benson, D. B. 25 1985 Tropical representations and identities of the stylic monoid. Zbl 07653955 Aird, Thomas; Ribeiro, Duarte 3 2023 Semiring identities of finite inverse semigroups. Zbl 1522.20229 Gusev, Sergey V.; Volkov, Mikhail V. 2 2023 Final state observability estimates and cost-uniform approximate null-controllability for bi-continuous semigroups. Zbl 07681458 Kruse, Karsten; Seifert, Christian 2 2023 Large sets near idempotent and its product. Zbl 1523.22005 Biswas, Surajit; Patra, Sourav Kanti 1 2023 Spectral properties of locally eventually positive operator semigroups. Zbl 1522.47067 Mui, Jonathan 1 2023 On gonality and canonical models of unicuspidal rational curves. Zbl 07735200 Galdino, Naamã; Martins, Renato Vidal; Nicolau, Danielle 1 2023 Scalable monoids and quantity calculus. Zbl 07735204 Jonsson, Dan 1 2023 Fibration mappings of topological left almost semigroups. Zbl 07735205 Kočinac, Ljubiša D. 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Zbl 1508.43007 Tabatabaie, Seyyed Mohammad; Amini, Massoud; Amjadi, Ali Asghar 1 2022 The ideals of the monoid of all partial order-preserving extensive transformations. Zbl 1514.20222 Zhao, Ping; Hu, Huabi; Qu, Yunyun 1 2022 Editorial note. Zbl 1487.00084 1 2022 Johnson pseudo-contractibility of certain semigroup algebras. II. Zbl 1491.43001 Askari-Sayah, M.; Pourabbas, A.; Sahami, A. 1 2022 Algebraic characterizations of some relative notions of size. Zbl 1507.22008 Christopherson, Cory; Johnson, John H. jun. 1 2022 Regular, unit-regular, and idempotent elements of semigroups of transformations that preserve a partition. Zbl 1512.20213 Sarkar, Mosarof; Singh, Shubh N. 1 2022 Grammic monoids with three generators. Zbl 1511.20209 Choffrut, Christian 1 2022 Elaborating the word problem for free idempotent-generated semigroups over the full transformation monoid. Zbl 1512.20189 Dolinka, Igor 1 2022 Hofmann-Mislove through the lenses of Priestley. Zbl 07622243 Bezhanishvili, Guram; Melzer, Sebastian 1 2022 Well-posedness and asynchronous exponential growth of an age-weight structured fish population model with nonautonomous past. Zbl 1505.92147 Boujijane, Samir; Boulite, Said; Halloumi, Mohamed; Maniar, Lahcen 1 2022 The square Frobenius number. Zbl 1523.11054 Chappelon, Jonathan; Ramírez Alfonsín, Jorge Luis 1 2022 A subsemigroup of the rook monoid. Zbl 1514.20219 Fikioris, George; Fikioris, Giannis 1 2022 Formations of inverse semigroups. Zbl 1512.20208 Gomes, Gracinda M. S.; Nobre, Isabel J. 1 2022 On the admissibility of observation operators for evolution families. Zbl 1514.34105 Kharou, Yassine 1 2022 On the value set of 1-forms for plane branches. Zbl 1509.14064 de Abreu, Marcelo Osnar Rodrigues; Hernandes, Marcelo Escudeiro 1 2022 Connected objects in categories of S-acts. Zbl 1505.18005 Dvořák, Josef; Žemlička, Jan 1 2022 Semigroup identities of supertropical matrices. 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R. 53 East, James 52 García Sánchez, Pedro A. 52 Lawson, Mark Verus 52 Luo, Yan Feng 48 Almeida, Jorge 47 Geroldinger, Alfred 47 Hindman, Neil 47 N’Guérékata, Gaston Mandata 45 Ruškuc, Nik 45 Shakhmurov, Veli B. 44 Volkov, Mikhail Vladimirovich 43 Dolinka, Igor 41 Guo, Xiaojiang 38 Jones, Peter R. 37 Kelarev, Andrei Vladimirovich 37 Lizama, Carlos 37 Pin, Jean-Eric 36 Margolis, Stuart W. 36 Strauss, Dona 35 Magill, Kenneth D. jun. 35 Reilly, Norman R. 34 Gomes, Gracinda M. S. 34 Jackson, Marcel G. 34 Lee, Edmond W. H. 34 Pastijn, Francis J. 34 Putcha, Mohan S. 33 Mitchell, James D. 32 Araújo, João 32 Fernandes, Vítor Hugo 31 Auinger, Karl 31 Cuevas, Claudio 31 Fountain, John Barringham 31 Liang, Jin 30 Chapman, Scott Thomas 29 Cain, Alan J. 29 Gray, Robert D. 29 Hofmann, Karl Heinrich 29 O’Neill, Christopher 29 Xiao, Ti-Jun 29 Zhang, Wen Ting 28 García García, Juan Ignacio 28 Grillet, Pierre Antoine 28 Higgins, Peter Michael 28 Konieczny, Janusz 28 Koppitz, Jörg 27 Bulman-Fleming, Sydney 27 Cherubini, Alessandra 27 Kostić, Marko 27 Schein, Boris M. 27 Sims, Aidan 27 Tsingelis, Michael 26 Chang, Yong-Kui 26 Ezzinbi, Khalil 26 Knauer, Ulrich 26 Kudryavtseva, Ganna 26 Stokes, Timothy E. 25 Gotti, Felix 25 Guo, Yuqi 25 Satyanarayana, M. Venkata 25 Zhao, Xianzhong 25 Zhuchok, Anatolii V. 24 Cameron, Peter Jephson 24 Clark, Lisa Orloff 24 Diagana, Toka 24 Laan, Valdis 24 Souza, Josiney A. 23 Banakh, Taras Onufrievich 23 Branco, Manuel Baptista 23 Gutik, Oleg Volodymyrovych 23 Meakin, John C. 23 San Martin, Luiz Antonio Barrera 23 Szendrei, Mária B. 23 Zelenyuk, Yevhen G. 22 Agarwal, Ravi P. 22 Bhuniya, Anjan Kumar 22 Khan, Noor Mohammad 22 Lawson, Jimmie Don 22 Ma, Xuanlong 22 Neeb, Karl-Hermann 21 Bardyla, Serhii 21 Blyth, Thomas Scott 21 Bobrowski, Adam 21 Nguyen Thieu Huy 21 Wang, Shoufeng 20 Banasiak, Jacek 20 Billhardt, Bernd 20 Leech, Jonathan Edmund 20 Li, Qingguo 20 Mazorchuk, Volodymyr 20 Renner, Lex E. 20 Xu, Xiaoquan 20 Zhao, Ping 19 Cvetko-Vah, Karin 19 Gusev, Sergeĭ Valentinovich ...and 6,782 more Authors all top 5 Cited in 699 Journals 1,901 Semigroup Forum 446 Communications in Algebra 367 Journal of Algebra 209 Journal of Mathematical Analysis and Applications 199 Journal of Pure and Applied Algebra 191 Algebra Universalis 187 International Journal of Algebra and Computation 163 Theoretical Computer Science 150 Journal of Algebra and its Applications 146 Transactions of the American Mathematical Society 134 Topology and its Applications 111 Proceedings of the American Mathematical Society 100 Bulletin of the Australian Mathematical Society 92 Asian-European Journal of Mathematics 88 Czechoslovak Mathematical Journal 81 Fuzzy Sets and Systems 78 Journal of Differential Equations 78 Journal of Functional Analysis 75 Linear Algebra and its Applications 74 Nonlinear Analysis. 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New Series 17 Discrete and Continuous Dynamical Systems 17 European Journal of Pure and Applied Mathematics 16 Potential Analysis 16 Journal of Difference Equations and Applications 16 Journal of Discrete Mathematical Sciences & Cryptography 15 Demonstratio Mathematica 15 Journal of Number Theory 15 Bulletin of the Korean Mathematical Society 15 Acta Applicandae Mathematicae ...and 599 more Journals all top 5 Cited in 63 Fields 4,708 Group theory and generalizations (20-XX) 1,247 Operator theory (47-XX) 1,150 Order, lattices, ordered algebraic structures (06-XX) 876 General algebraic systems (08-XX) 817 Partial differential equations (35-XX) 811 Combinatorics (05-XX) 783 Associative rings and algebras (16-XX) 739 Computer science (68-XX) 671 Ordinary differential equations (34-XX) 663 Topological groups, Lie groups (22-XX) 532 Functional analysis (46-XX) 518 General topology (54-XX) 448 Mathematical logic and foundations (03-XX) 429 Commutative algebra (13-XX) 424 Category theory; homological algebra (18-XX) 415 Abstract harmonic analysis (43-XX) 337 Probability theory and stochastic processes (60-XX) 325 Number theory (11-XX) 289 Dynamical systems and ergodic theory (37-XX) 258 Systems theory; control (93-XX) 205 Linear and multilinear algebra; matrix theory (15-XX) 167 Algebraic geometry (14-XX) 140 Integral equations (45-XX) 120 Real functions (26-XX) 115 Biology and other natural sciences (92-XX) 104 Numerical analysis (65-XX) 98 Information and communication theory, circuits (94-XX) 94 Difference and functional equations (39-XX) 87 Harmonic analysis on Euclidean spaces (42-XX) 85 Nonassociative rings and algebras (17-XX) 68 Manifolds and cell complexes (57-XX) 66 Mechanics of deformable solids (74-XX) 59 Quantum theory (81-XX) 57 History and biography (01-XX) 56 Convex and discrete geometry (52-XX) 54 Global analysis, analysis on manifolds (58-XX) 47 Statistical mechanics, structure of matter (82-XX) 45 Measure and integration (28-XX) 45 Calculus of variations and optimal control; optimization (49-XX) 44 Operations research, mathematical programming (90-XX) 42 Integral transforms, operational calculus (44-XX) 39 Algebraic topology (55-XX) 38 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 37 Statistics (62-XX) 34 Field theory and polynomials (12-XX) 34 Fluid mechanics (76-XX) 25 Approximations and expansions (41-XX) 23 Several complex variables and analytic spaces (32-XX) 22 Special functions (33-XX) 20 \(K\)-theory (19-XX) 20 Differential geometry (53-XX) 19 Geometry (51-XX) 17 Functions of a complex variable (30-XX) 15 General and overarching topics; collections (00-XX) 11 Potential theory (31-XX) 11 Classical thermodynamics, heat transfer (80-XX) 10 Sequences, series, summability (40-XX) 5 Relativity and gravitational theory (83-XX) 4 Mechanics of particles and systems (70-XX) 4 Geophysics (86-XX) 2 Optics, electromagnetic theory (78-XX) 1 Astronomy and astrophysics (85-XX) 1 Mathematics education (97-XX) Citations by Year