Algebra Universalis Short Title: Algebra Univers. Publisher: Springer (Birkhäuser), Basel; University of Manitoba, Department of Mathematics, Winnipeg ISSN: 0002-5240; 1420-8911/e Online: http://link.springer.com/journal/volumesAndIssues/12 Comments: Indexed cover-to-cover Documents Indexed: 2,905 Publications (since 1971) References Indexed: 2,222 Publications with 29,672 References. all top 5 Latest Issues 84, No. 2 (2023) 84, No. 1 (2023) 83, No. 4 (2022) 83, No. 3 (2022) 83, No. 2 (2022) 83, No. 1 (2022) 82, No. 4 (2021) 82, No. 3 (2021) 82, No. 2 (2021) 82, No. 1 (2021) 81, No. 4 (2020) 81, No. 3 (2020) 81, No. 2 (2020) 81, No. 1 (2020) 80, No. 4 (2019) 80, No. 3 (2019) 80, No. 2 (2019) 80, No. 1 (2019) 79, No. 4 (2018) 79, No. 3 (2018) 79, No. 2 (2018) 79, No. 1 (2018) 78, No. 4 (2017) 78, No. 3 (2017) 78, No. 2 (2017) 78, No. 1 (2017) 77, No. 4 (2017) 77, No. 3 (2017) 77, No. 2 (2017) 77, No. 1 (2017) 76, No. 4 (2016) 76, No. 3 (2016) 76, No. 2 (2016) 76, No. 1 (2016) 75, No. 4 (2016) 75, No. 3 (2016) 75, No. 2 (2016) 75, No. 1 (2016) 74, No. 3-4 (2015) 74, No. 1-2 (2015) 73, No. 3-4 (2015) 73, No. 2 (2015) 73, No. 1 (2015) 72, No. 4 (2014) 72, No. 3 (2014) 72, No. 2 (2014) 72, No. 1 (2014) 71, No. 4 (2014) 71, No. 3 (2014) 71, No. 2 (2014) 71, No. 1 (2014) 70, No. 4 (2013) 70, No. 3 (2013) 70, No. 2 (2013) 70, No. 1 (2013) 69, No. 4 (2013) 69, No. 3 (2013) 69, No. 2 (2013) 69, No. 1 (2013) 68, No. 3-4 (2012) 68, No. 1-2 (2012) 67, No. 4 (2012) 67, No. 3 (2012) 67, No. 2 (2012) 67, No. 1 (2012) 66, No. 4 (2011) 66, No. 3 (2011) 66, No. 1-2 (2011) 65, No. 4 (2011) 65, No. 3 (2011) 65, No. 2 (2011) 65, No. 1 (2011) 64, No. 3-4 (2010) 64, No. 1-2 (2010) 63, No. 4 (2010) 63, No. 2-3 (2010) 63, No. 1 (2010) 62, No. 4 (2009) 62, No. 2-3 (2009) 62, No. 1 (2009) 61, No. 3-4 (2009) 61, No. 2 (2009) 61, No. 1 (2009) 60, No. 4 (2009) 60, No. 3 (2009) 60, No. 2 (2009) 60, No. 1 (2009) 59, No. 3-4 (2008) 59, No. 1-2 (2008) 58, No. 4 (2008) 58, No. 3 (2008) 58, No. 2 (2008) 58, No. 1 (2008) 57, No. 4 (2007) 57, No. 3 (2007) 57, No. 2 (2007) 57, No. 1 (2007) 56, No. 3-4 (2007) 56, No. 2 (2007) 56, No. 1 (2007) ...and 133 more Volumes all top 5 Authors 48 Grätzer, George 46 Czédli, Gábor 40 Kearnes, Keith A. 39 McKenzie, Ralph N. 36 Davey, Brian A. 30 Burris, Stanley N. 30 Szendrei, Ágnes 27 Herrmann, Christian 27 Katriňák, Tibor 26 Nation, James B. 25 Sichler, Jiří Jan 24 Chajda, Ivan 24 Fried, Ervin 23 Taylor, Walter F. 22 Dziobiak, Wiesław 22 Ježek, Jaroslav 21 Andréka, Hajnal 21 Freese, Ralph S. 21 Jipsen, Peter 21 Padmanabhan, Ranganathan 20 Haviar, Miroslav 20 Lakser, Harry 20 Schmidt, Elegius Tamas 19 Quackenbush, Robert W. 18 McNulty, George F. 17 Rival, Ivan 17 Vaggione, Diego Jose 16 Adámek, Jiří 16 Banaschewski, Bernhard 16 Day, Alan 16 Koubek, Vaclav 16 Willard, Ross 15 Blok, Willem Johannes 15 Dube, Themba 15 Holland, Wilbur Charles jun. 15 Németi, István 15 Romanowska, Anna B. 15 Shelah, Saharon 14 Bergman, George M. 14 Erné, Marcel 14 Kaarli, Kalle 14 Kelly, David 14 Płonka, Jerzy 14 Ploščica, Miroslav 14 Priestley, Hilary A. 13 Berman, Joel D. 13 Bezhanishvili, Guram 13 Jónsson, Bjarni 13 Lampe, William A. 13 Maddux, Roger D. 13 Nelson, Evelyn M. 13 Pigozzi, Don Leonard 13 Rosický, Jiří 13 Smith, Jonathan Dallas Hayden 13 Wille, Rudolf 12 Ball, Richard N. 12 Beazer, Rod 12 Harding, John 12 Koh, Khee Meng 12 Pouzet, Maurice 12 Pultr, Aleš 12 Snow, John W. 12 Wehrung, Friedrich 12 Wismath, Shelly L. 11 Bulman-Fleming, Sydney 11 Clark, David Michael 11 Darnel, Michael R. 11 Dolinka, Igor 11 Fleischer, Isidore 11 Gumm, Heinz-Peter 11 Hager, Anthony W. 11 Kiss, Emil W. 11 Pöschel, Reinhard 11 Raftery, James G. 11 Trnková, Věra 10 Adaricheva, Kira Vladislavovna 10 Boulabiar, Karim Mohamed 10 Dvurečenskij, Anatolij 10 Galatos, Nikolaos 10 Jackson, Marcel G. 10 Martínez, Jorge L. 10 Pitkethly, Jane G. 10 Pulmannová, Sylvia 10 Tsinakis, Constantine 9 Agliano, Paolo 9 Anderson, Daniel D. 9 Baker, Kirby A. 9 Baldwin, John T. 9 Goldstern, Martin Robert 9 Halaš, Radomír 9 Jakubíková-Studenovská, Danica 9 Kowalski, Tomasz 9 Lipparini, Paolo 9 Monk, James Donald 9 Picado, Jorge 9 Pixley, Alden F. 9 Roddy, Micheale Susan 9 Rosenberg, Ivo G. 9 Šešelja, Branimir 9 Silberger, Donald M. ...and 1,484 more Authors all top 5 Fields 1,578 Order, lattices, ordered algebraic structures (06-XX) 1,489 General algebraic systems (08-XX) 672 Mathematical logic and foundations (03-XX) 403 Group theory and generalizations (20-XX) 214 Category theory; homological algebra (18-XX) 131 General topology (54-XX) 118 Combinatorics (05-XX) 101 Associative rings and algebras (16-XX) 63 Computer science (68-XX) 57 Commutative algebra (13-XX) 36 Functional analysis (46-XX) 28 Geometry (51-XX) 28 Quantum theory (81-XX) 24 History and biography (01-XX) 16 Number theory (11-XX) 16 Topological groups, Lie groups (22-XX) 14 Linear and multilinear algebra; matrix theory (15-XX) 14 Convex and discrete geometry (52-XX) 11 Field theory and polynomials (12-XX) 10 Nonassociative rings and algebras (17-XX) 5 Algebraic geometry (14-XX) 5 Real functions (26-XX) 5 Operator theory (47-XX) 5 Algebraic topology (55-XX) 5 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 4 General and overarching topics; collections (00-XX) 4 Measure and integration (28-XX) 4 Manifolds and cell complexes (57-XX) 4 Probability theory and stochastic processes (60-XX) 3 \(K\)-theory (19-XX) 3 Difference and functional equations (39-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Sequences, series, summability (40-XX) 2 Harmonic analysis on Euclidean spaces (42-XX) 1 Statistics (62-XX) 1 Numerical analysis (65-XX) 1 Operations research, mathematical programming (90-XX) 1 Biology and other natural sciences (92-XX) 1 Information and communication theory, circuits (94-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 2,230 Publications have been cited 14,457 times in 7,517 Documents Cited by ▼ Year ▼ Supersolvable lattices. 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Zbl 0228.08001Day, Alan 41 1971 The finite embeddability property for residuated lattices, pocrims and BCK-algebras. Zbl 1058.06016Blok, W. J.; van Alten, C. J. 41 2002 Varieties with equationally definable principal congruences. Zbl 0448.08005Köhler, Peter; Pigozzi, Don 40 1980 Implication algebras are 3-permutable and 3-distributive. Zbl 0242.08005Mitschke, Aleit 39 1971 Boolean powers. Zbl 0328.08003Burris, Stanley 39 1975 Power structures. Zbl 0787.08001Brink, Chris 38 1993 Amalgamation, congruence-extension, and interpolation properties in algebras. Zbl 0236.02047Pigozzi, Don 38 1972 On the structure of varieties with equationally definable principal congruences. III. Zbl 0817.08004Blok, W. J.; Pigozzi, D. 38 1994 When an algebraic frame is regular. Zbl 1092.06011Martinez, Jorge; Zenk, Eric R. 36 2003 Skew Boolean algebras. Zbl 0719.06010Leech, Jonathan 36 1990 The fine spectrum of a variety. Zbl 0336.08004Taylor, Walter 36 1975 Congruence lattices of finite algebras and intervals in subgroup lattices of finite groups. Zbl 0386.06002Pálfy, Péter Pál; Pudlák, Pavel 36 1980 The class of Kleene algebras satisfying an interpolation property and Nelson algebras. Zbl 0621.06009Cignoli, Roberto 35 1986 Uniform congruence schemes. Zbl 0431.08002Fried, E.; Grätzer, G.; Quackenbush, R. 35 1980 The structure of \(\ell\)-group varieties. Zbl 0439.06013Glass, A. M. W.; Holland, W. Charles; McCleary, Stephen H. 35 1980 On the structure of generalized BL-algebras. Zbl 1109.06011Jipsen, P.; Montagna, F. 33 2006 Independence algebras. Zbl 0827.20075Gould, V. 33 1995 Concerning \(P\)-frames, essential \(P\)-frames, and strongly zero-dimensional frames. Zbl 1190.06007Dube, Themba 33 2009 The number of subdirectly irreducible algebras in a variety. Zbl 0348.08002Baldwin, John T.; Berman, Joel 33 1975 Some applications of higher commutators in Mal’cev algebras. Zbl 1206.08003Aichinger, Erhard; Mudrinski, Nebojša 32 2010 A strong Mal’cev condition for locally finite varieties omitting the unary type. Zbl 1216.08002Siggers, Mark H. 32 2010 Minimal varieties of residuated lattices. Zbl 1082.06011Galatos, Nikolaos 32 2004 Congruence distributive quasivarieties whose finitely subdirectly irreducible members form a universal class. Zbl 0695.08016Czelakowski, Janusz; Dziobiak, Wiesław 32 1990 Bounded width problems and algebras. Zbl 1120.08002Larose, Benoit; Zádori, László 31 2007 Skew Boolean algebras and discriminator varieties. Zbl 0821.06013Bignall, R. J.; Leech, J. E. 31 1995 Trellis theory. Zbl 0242.06003Skala, H. L. 31 1971 Some remarks on simple tournaments. Zbl 0267.05104Erdős, Paul; Fried, E.; Hajnal, András; Milner, E. C. 31 1972 Archimedean lattices. Zbl 0272.06013Martinez, J. 31 1973 The determination congruence on double p-algebras. Zbl 0353.06002Beazer, R. 31 1976 Congruence varieties. Zbl 0438.08003Jonsson, Bjarni 31 1980 A Reiterman theorem for pseudovarieties of finite first-order structures. Zbl 0864.03024Pin, J.-E.; Weil, P. 30 1996 Some questions about Boolean algebras. Zbl 0451.06014van Douwen, Eric K.; Monk, J. Donald; Rubin, Matatyahu 30 1980 Any boundable binding category contains a proper class of mutually disjoint copies of itself. Zbl 0236.18003Hedrlin, Z.; Sichler, J. 30 1971 Subdirectly irreducible distributive double p-algebras. Zbl 0381.06019Davey, Brian A. 30 1978 A test for identities satisfied in lattices of submodules. Zbl 0384.06009Hutchinson, George; Czedli, Gabor 30 1978 Centrality and connectors in Maltsev categories. Zbl 1061.18006Bourn, Dominique; Gran, Marino 30 2002 Embedding the dual of \(\Pi^\infty\) in the lattice of equational classes of semigroups. Zbl 0227.08006Burris, S.; Nelson, E. 29 1971 On the structure of varieties with equationally definable principal congruences. II. Zbl 0558.08001Blok, W. J.; Köhler, P.; Pigozzi, D. 29 1984 Toward homological characterization of semirings: Serre’s conjecture and Bass’s perfectness in a semiring context. Zbl 1082.16050Katsov, Yefim 29 2004 The equational theory of union-free algebras of relations. Zbl 0826.03013Andréka, H.; Bredikhin, D. A. 29 1995 Quotients of partial abelian monoids. Zbl 0933.03082Gudder, S.; Pulmannová, S. 29 1997 Subdirect decomposition of concept lattices. Zbl 0539.06006Wille, Rudolf 29 1983 The lattice of quasivarieties of semigroups. Zbl 0599.08014Sapir, M. V. 29 1985 Intervals in the lattice of varieties. Zbl 0354.08007Ježek, J. 29 1976 Congruence modular varieties with small free spectra. Zbl 0978.08006Kearnes, K. A. 29 1999 Modal operators on Heyting algebras. Zbl 0459.06005Macnab, D. S. 29 1981 The Jordan-Hölder theorem with uniqueness for groups and semimodular lattices. Zbl 1233.06006Czédli, Gábor; Schmidt, E. Tamás 28 2011 On pseudovarieties, varieties of languages, filters of congruences, pseudoidentities and related topics. Zbl 0715.08006Almeida, Jorge 28 1990 Representations of distributive lattice-ordered semigroups with binary relations. Zbl 0725.06007Andréka, H. 28 1991 Equational theories of medial groupoids. Zbl 0538.08008Ježek, J.; Kepka, T. 28 1983 Algebras and combinators. Zbl 0482.08005Engeler, Erwin 28 1981 Concerning cone algebras. Zbl 0507.06013Bosbach, Bruno 27 1982 Partial algebras-survey of a unifying approach towards a two-valued model theory for partial algebras. Zbl 0511.03014Burmeister, Peter 27 1982 Stone duality for lattices. Zbl 0902.06008Hartonas, C.; Dunn, J. M. 27 1997 Topology of matching, chessboard, and general bounded degree graph complexes. Zbl 1092.05511Wachs, Michelle L. 26 2003 Equational compactness in equational classes of algebras. Zbl 0258.08005Banaschewski, B.; Nelson, E. 26 1972 In singular cardinality, locally free algebras are free. Zbl 0476.03039Hodges, Wilfrid 26 1981 Semi-simple and complete MV-algebras. Zbl 0756.06005Belluce, L. P. 25 1992 Characterizations of several Maltsev conditions. Zbl 1319.08002Kozik, Marcin; Krokhin, Andrei; Valeriote, Matt; Willard, Ross 25 2015 The Blok-Ferreirim theorem for normal GBL-algebras and its application. Zbl 1192.06011Jipsen, P.; Montagna, F. 25 2009 Finite lattices and Jordan-Hölder sets. Zbl 0303.06006Stanley, Richard P. 25 1974 Directoids: Algebraic models of up-directed sets. Zbl 0699.08002Ježek, J.; Quackenbush, R. 25 1990 Hypergroups and binary relations. Zbl 1016.20056Corsini, Piergiulio; Leoreanu, Violeta 25 2000 Distributive laws for concept lattices. Zbl 0795.06006Erné, Marcel 25 1993 Combinatorial partitions of finite posets and lattices - Ramsey lattices. Zbl 0546.06002Nešeltřil, Jaroslav; Rödl, Vojtěch 25 1984 Finite fixed point algebras are subdiagonalisable. Zbl 0627.06013Hobby, David 25 1988 On subtractive varieties II: General properties. Zbl 0902.08010Agliano, P.; Ursini, A. 25 1996 Lattice and order properties of the poset of regions in a hyperplane arrangement. Zbl 1092.06006Reading, Nathan 24 2003 Projectivity in (bounded) commutative integral residuated lattices. Zbl 07634431Aglianò, Paolo; Ugolini, Sara 1 2023 Mitschke’s theorem is sharp. Zbl 1485.08004Lipparini, Paolo 1 2022 Characterizing the commutator in varieties with a difference term. Zbl 07514106Kearnes, Keith A.; Szendrei, Ágnes; Willard, Ross 1 2022 Spectral properties of cBCK-algebras. Zbl 1498.06038Evans, C. Matthew 1 2022 Adjoint maps between implicative semilattices and continuity of localic maps. Zbl 1495.06004Erné, Marcel; Picado, Jorge; Pultr, Aleš 1 2022 Uniform continuity of pointfree real functions via farness and related Galois connections. Zbl 07604512Avilez, Ana Belén; Picado, Jorge 1 2022 Canonical extensions, free completely distributive lattices, and complete retracts. 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Zbl 06904401Givant, Steven 6 2018 ...and 1366 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 4,229 Authors 126 Chajda, Ivan 70 Czédli, Gábor 51 Davey, Brian A. 47 McKenzie, Ralph N. 46 Shelah, Saharon 45 Sichler, Jiří Jan 44 Almeida, Jorge 44 Dube, Themba 44 Kearnes, Keith A. 42 Martínez, Jorge L. 40 Grätzer, George 39 Dvurečenskij, Anatolij 38 Herrmann, Christian 37 Halaš, Radomír 37 Szendrei, Ágnes 35 Romanowska, Anna B. 33 Nation, James B. 33 Pulmannová, Sylvia 33 Smith, Jonathan Dallas Hayden 33 Wehrung, Friedrich 32 Andréka, Hajnal 31 Jackson, Marcel G. 31 Pinus, Aleksandr Georgievich 31 Priestley, Hilary A. 31 Rachůnek, Jiří 30 Bezhanishvili, Guram 30 Jakubík, Ján 30 Koubek, Vaclav 30 Montagna, Franco 30 Tsinakis, Constantine 29 Hager, Anthony W. 29 Jipsen, Peter 29 Willard, Ross 28 Ježek, Jaroslav 28 Kühr, Jan 28 Paoli, Francesco 27 Dolinka, Igor 27 Erné, Marcel 27 Vaggione, Diego Jose 26 Freese, Ralph S. 26 Haviar, Miroslav 26 Raftery, James G. 26 Rosický, Jiří 26 Taylor, Walter F. 25 Adámek, Jiří 25 Di Nola, Antonio 25 Ledda, Antonio 25 Li, Qingguo 25 Nešetřil, Jaroslav 25 Pultr, Aleš 25 Schwidefsky, Marina V. 24 Bourn, Dominique 24 Burris, Stanley N. 24 Couceiro, Miguel 24 Galatos, Nikolaos 24 Németi, István 23 Bodirsky, Manuel 23 Dziobiak, Wiesław 23 Kiss, Emil W. 23 Pouzet, Maurice 23 Schmidt, Elegius Tamas 23 Volkov, Mikhail Vladimirovich 22 Araújo, João 22 Katriňák, Tibor 22 McGovern, Warren Wm. 22 Valeriote, Matthew A. 21 Agliano, Paolo 21 Fried, Ervin 21 Gran, Marino 21 Janelidze, Zurab 21 Länger, Helmut M. 21 Lehtonen, Erkko 21 Picado, Jorge 21 Pinsker, Michael 20 Aichinger, Erhard 20 Berman, Joel D. 20 Botur, Michal 20 Idziak, Paweł M. 20 Jayaram, Chillumuntala 20 McNulty, George F. 20 Nurakunov, Anvar Mukhparovich 20 Pigozzi, Don Leonard 19 Beazer, Rod 19 Bezhanishvili, Nick 19 Celani, Sergio Arturo 19 Darnel, Michael R. 19 Hodkinson, Ian Martin 19 Kowalski, Tomasz 19 Lee, Edmond W. H. 19 Lindner, Charles Curtis 19 Mašulović, Dragan 19 Moraschini, Tommaso 19 Paseka, Jan 19 Quackenbush, Robert W. 19 Rump, Wolfgang 19 Sayed Ahmed, Tarek 18 Anderson, Daniel D. 18 Ball, Richard N. 18 Düntsch, Ivo 18 Ésik, Zoltán ...and 4,129 more Authors all top 5 Cited in 430 Journals 1,366 Algebra Universalis 237 Order 219 Semigroup Forum 200 Journal of Pure and Applied Algebra 200 Studia Logica 191 Journal of Algebra 187 Communications in Algebra 179 Czechoslovak Mathematical Journal 177 Discrete Mathematics 174 International Journal of Algebra and Computation 168 Mathematica Slovaca 150 Theoretical Computer Science 138 Soft Computing 137 The Journal of Symbolic Logic 134 Transactions of the American Mathematical Society 126 Topology and its Applications 119 Fuzzy Sets and Systems 114 Annals of Pure and Applied Logic 112 Applied Categorical Structures 93 Proceedings of the American Mathematical Society 90 Algebra and Logic 85 European Journal of Combinatorics 72 Advances in Mathematics 60 Bulletin of the Australian Mathematical Society 58 Journal of Algebra and its Applications 57 International Journal of Theoretical Physics 57 Archive for Mathematical Logic 54 Journal of Combinatorial Theory. 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New Series 11 Journal of Applied Logic 11 Iranian Journal of Fuzzy Systems 11 Sibirskie Èlektronnye Matematicheskie Izvestiya 10 Acta Informatica 10 Linear and Multilinear Algebra 10 Mathematical Proceedings of the Cambridge Philosophical Society 10 International Journal of Mathematics and Mathematical Sciences 10 Rendiconti del Circolo Matemàtico di Palermo. Serie II 10 SIAM Journal on Computing 10 Mathematical and Computer Modelling 10 The Journal of Logic and Algebraic Programming 10 Cahiers de Topologie et Géométrie Différentielle Catégoriques 10 Afrika Matematika ...and 330 more Journals all top 5 Cited in 54 Fields 3,386 Order, lattices, ordered algebraic structures (06-XX) 2,348 General algebraic systems (08-XX) 2,113 Mathematical logic and foundations (03-XX) 1,350 Group theory and generalizations (20-XX) 767 Combinatorics (05-XX) 707 Category theory; homological algebra (18-XX) 665 Computer science (68-XX) 518 General topology (54-XX) 396 Associative rings and algebras (16-XX) 224 Commutative algebra (13-XX) 155 Functional analysis (46-XX) 151 Quantum theory (81-XX) 146 Convex and discrete geometry (52-XX) 78 Number theory (11-XX) 72 Nonassociative rings and algebras (17-XX) 72 Geometry (51-XX) 64 History and biography (01-XX) 61 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 58 Linear and multilinear algebra; matrix theory (15-XX) 53 Topological groups, Lie groups (22-XX) 52 Operator theory (47-XX) 50 Measure and integration (28-XX) 45 Algebraic geometry (14-XX) 44 Algebraic topology (55-XX) 44 Manifolds and cell complexes (57-XX) 37 Field theory and polynomials (12-XX) 26 Operations research, mathematical programming (90-XX) 24 Probability theory and stochastic processes (60-XX) 22 Real functions (26-XX) 22 Biology and other natural sciences (92-XX) 21 Information and communication theory, circuits (94-XX) 17 General and overarching topics; collections (00-XX) 17 Several complex variables and analytic spaces (32-XX) 17 Dynamical systems and ergodic theory (37-XX) 16 Difference and functional equations (39-XX) 13 \(K\)-theory (19-XX) 11 Special functions (33-XX) 8 Statistics (62-XX) 8 Numerical analysis (65-XX) 6 Approximations and expansions (41-XX) 6 Abstract harmonic analysis (43-XX) 6 Calculus of variations and optimal control; optimization (49-XX) 6 Differential geometry (53-XX) 5 Statistical mechanics, structure of matter (82-XX) 5 Systems theory; control (93-XX) 4 Ordinary differential equations (34-XX) 4 Partial differential equations (35-XX) 4 Harmonic analysis on Euclidean spaces (42-XX) 3 Functions of a complex variable (30-XX) 2 Integral transforms, operational calculus (44-XX) 2 Integral equations (45-XX) 1 Potential theory (31-XX) 1 Mechanics of deformable solids (74-XX) 1 Mathematics education (97-XX) Citations by Year