Acta Scientiarum Mathematicarum Short Title: Acta Sci. Math. Publisher: University of Szeged, Bolyai Institute, Szeged; Springer (Birkhäuser), Basel ISSN: 0001-6969; 2064-8316/e Online: http://www.acta.hu/acta/home.actionhttp://pub.acta.hu/acta/showCustomerVolume.action?noDataSet=truehttps://link.springer.com/journal/44146/volumes-and-issues Predecessor: Acta Litterarum ac Scientiarum. Regiae Universitatis Hungaricae Francisco-Josephinae. Sectio Scientiarum Mathematicarum Comments: Journal; Indexed cover-to-cover; In the 1940’s the journal was also named: Acta Universitatis Szegediensis. Sectio Scientiarum Mathematicarum. Acta Scientiarum Mathematicarum. Journal abbreviations vary in sources. Documents Indexed: 3,199 Publications (since 1941) References Indexed: 115 Publications with 2,691 References. all top 5 Latest Issues 89, No. 1-2 (2023) 88, No. 3-4 (2022) 88, No. 1-2 (2022) 87, No. 3-4 (2021) 87, No. 1-2 (2021) 86, No. 3-4 (2020) 86, No. 1-2 (2020) 85, No. 3-4 (2019) 85, No. 1-2 (2019) 84, No. 3-4 (2018) 84, No. 1-2 (2018) 83, No. 3-4 (2017) 83, No. 1-2 (2017) 82, No. 3-4 (2016) 82, No. 1-2 (2016) 81, No. 3-4 (2015) 81, No. 1-2 (2015) 80, No. 3-4 (2014) 80, No. 1-2 (2014) 79, No. 3-4 (2013) 79, No. 1-2 (2013) 78, No. 3-4 (2012) 78, No. 1-2 (2012) 77, No. 3-4 (2011) 77, No. 1-2 (2011) 76, No. 3-4 (2010) 76, No. 1-2 (2010) 75, No. 3-4 (2009) 75, No. 1-2 (2009) 74, No. 3-4 (2008) 74, No. 1-2 (2008) 73, No. 3-4 (2007) 73, No. 1-2 (2007) 72, No. 3-4 (2006) 72, No. 1-2 (2006) 71, No. 3-4 (2005) 71, No. 1-2 (2005) 70, No. 3-4 (2004) 70, No. 1-2 (2004) 69, No. 3-4 (2003) 69, No. 1-2 (2003) 68, No. 3-4 (2002) 68, No. 1-2 (2002) 67, No. 3-4 (2001) 67, No. 1-2 (2001) 66, No. 3-4 (2000) 66, No. 1-2 (2000) 65, No. 3-4 (1999) 65, No. 1-2 (1999) 64, No. 3-4 (1998) 64, No. 1-2 (1998) 63, No. 3-4 (1997) 63, No. 1-2 (1997) 62, No. 3-4 (1996) 62, No. 1-2 (1996) 61, No. 1-4 (1995) 60, No. 3-4 (1995) 60, No. 1-2 (1995) 59, No. 3-4 (1994) 59, No. 1-2 (1994) 58, No. 1-4 (1993) 57, No. 1-4 (1993) 56, No. 3-4 (1992) 56, No. 1-2 (1992) 55, No. 3-4 (1991) 55, No. 1-2 (1991) 54, No. 3-4 (1990) 54, No. 1-2 (1990) 53, No. 3-4 (1989) 53, No. 1-2 (1989) 52, No. 3-4 (1988) 52, No. 1-2 (1988) 51, No. 3-4 (1987) 51, No. 1-2 (1987) 50 (1986) 49 (1985) 48 (1985) 47 (1984) 46 (1983) 45 (1983) 44 (1982) 43 (1981) 42 (1980) 41 (1979) 40 (1978) 39 (1977) 38 (1976) 37 (1975) 36 (1974) 35 (1973) 34 (1973) 33 (1972) 32 (1971) 31 (1970) 30 (1969) 29 (1968) 28 (1967) 27 (1966) 26 (1965) 25 (1964) ...and 20 more Volumes all top 5 Authors 72 Leindler, László 60 Foiaș, Ciprian 59 Szőkefalvi-Nagy, Béla 52 Móricz, Ferenc 43 Tandori, Károly 35 Grätzer, George 33 Rédei, László 31 Czédli, Gábor 30 Kátai, Imre 27 Kérchy, László 21 Fodor, Geza 20 Totik, Vilmos 19 Chajda, Ivan 19 Sebestyén, Zoltán 19 Szép, Jenö 17 Bercovici, Hari 17 Schmidt, Elegius Tamas 16 Alexits, György 16 Fried, Ervin 16 Moor, Arthur 15 Csörgő, Sándor 15 Fuchs, László 15 Gécseg, Ferenc 14 Csákány, Béla 14 Pearcy, Carl Mark Jr. 14 Stachó, László L. 13 Erdős, Pál 13 Hatvani, László 13 Joó, István 13 Páles, Zsolt 13 Szasz, Ferenc Andor 13 Weisz, Ferenc 13 Wu, Peiyuan 12 Grillet, Pierre Antoine 12 Mbekhta, Mostafa 12 Nagy, Béla 12 Schipp, Ferenc 11 Chō, Muneo 11 Freud, Géza 11 Lajos, Sandor 11 Petz, Dénes 11 Wiegandt, Richard 10 Gamal, Maria F. 10 Ito, Noboru 10 Komornik, Vilmos 10 Petrich, Mario 10 Steinfeld, Ottó 10 von Szőkefalvi Nagy, Gyula 9 Douglas, Ronald George 9 Huhn, Andras P. 9 Langer, Heinz 9 Müller, Vladimír 9 Szabados, Jozsef 9 Weinert, Hanns Joachim 8 Aiena, Pietro 8 Botelho, Fernanda 8 Duggal, Bhagwati Prashad 8 Durszt, E. 8 Izuchi, Keiji 8 Mikolás, Miklós 8 Nagy, Peter Tibor 8 Nordgren, Eric A. 8 Rényi, Alfréd 8 Riesz, Frigyes 8 Singh, Raj Kishor 8 Szele, Tibor 8 van Leeuwen, Leo C. A. 8 Vértesi, Péter 7 Butzer, Paul Leo 7 Császár, Ákos E. 7 Dãng Vũ Giang 7 Daróczy, Zoltán 7 Davis, Chandler 7 Halperin, Israel 7 Kaltenbäck, Michael 7 Lakser, Harry 7 Molnár, Lajos 7 Nakazi, Takahiko 7 Pečarić, Josip 7 Révész, Pál 7 Szalay, Istvan 7 Szász, Paul 7 Szendrei, Ágnes 7 Szenthe, János 7 Turán, Pál 7 Woracek, Harald 6 Barnes, Bruce A. 6 Dixmier, Jacques 6 Egerváry, Jenö 6 Fong, Che-Kao 6 Frazho, Arthur E. 6 Gehér, László 6 Jakubík, Ján 6 Jamison, James Edward 6 Koubek, Vaclav 6 Malkowsky, Eberhard 6 Máté, Attila 6 Megyesi, L. 6 Nessel, Rolf Joachim 6 Pollák, György ...and 2,003 more Authors all top 5 Fields 818 Operator theory (47-XX) 387 Functional analysis (46-XX) 292 Harmonic analysis on Euclidean spaces (42-XX) 248 Group theory and generalizations (20-XX) 216 General algebraic systems (08-XX) 199 Order, lattices, ordered algebraic structures (06-XX) 125 Approximations and expansions (41-XX) 123 Probability theory and stochastic processes (60-XX) 118 Real functions (26-XX) 113 Number theory (11-XX) 101 Functions of a complex variable (30-XX) 98 Associative rings and algebras (16-XX) 91 Sequences, series, summability (40-XX) 77 Ordinary differential equations (34-XX) 64 Combinatorics (05-XX) 60 Abstract harmonic analysis (43-XX) 59 Linear and multilinear algebra; matrix theory (15-XX) 49 Measure and integration (28-XX) 46 Differential geometry (53-XX) 45 Statistics (62-XX) 43 General topology (54-XX) 42 Mathematical logic and foundations (03-XX) 37 Convex and discrete geometry (52-XX) 34 Special functions (33-XX) 32 Difference and functional equations (39-XX) 30 Topological groups, Lie groups (22-XX) 28 Partial differential equations (35-XX) 26 Several complex variables and analytic spaces (32-XX) 24 Geometry (51-XX) 23 Numerical analysis (65-XX) 23 Computer science (68-XX) 22 Nonassociative rings and algebras (17-XX) 20 Dynamical systems and ergodic theory (37-XX) 18 Category theory; homological algebra (18-XX) 18 Global analysis, analysis on manifolds (58-XX) 17 Integral transforms, operational calculus (44-XX) 16 Potential theory (31-XX) 15 Commutative algebra (13-XX) 14 Systems theory; control (93-XX) 13 Field theory and polynomials (12-XX) 11 Calculus of variations and optimal control; optimization (49-XX) 10 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 9 Quantum theory (81-XX) 8 Algebraic geometry (14-XX) 8 Integral equations (45-XX) 8 Algebraic topology (55-XX) 8 Operations research, mathematical programming (90-XX) 7 Information and communication theory, circuits (94-XX) 6 Manifolds and cell complexes (57-XX) 5 History and biography (01-XX) 4 Mechanics of particles and systems (70-XX) 3 Mechanics of deformable solids (74-XX) 2 Biology and other natural sciences (92-XX) 1 General and overarching topics; collections (00-XX) 1 \(K\)-theory (19-XX) 1 Fluid mechanics (76-XX) 1 Optics, electromagnetic theory (78-XX) 1 Relativity and gravitational theory (83-XX) 1 Mathematics education (97-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 2,033 Publications have been cited 13,082 times in 10,196 Documents Cited by ▼ Year ▼ Free sums of multi-operator groups. Zbl 0094.24501Kurosh, A. G. 201 1960 On logarithmic concave measures and functions. Zbl 0264.90038Prekopa, Andras 174 1973 On straight line representation of planar graphs. Zbl 0030.17902Fáry, István 164 1948 Logarithmic concave measures with application to stochastic programming. Zbl 0235.90044Prékopa, András 135 1971 The product of projection operators. Zbl 0143.16102Halperin, I. 104 1962 On a pair of commutative contractions. Zbl 0116.32403Andô, T. 104 1963 On a certain converse of Hölder’s inequality. II. Zbl 0245.26011Leindler, L. 80 1972 Composition operators on the Fock space. Zbl 1051.47023Carswell, Brent J.; MacCluer, Barbara D.; Schuster, Alex 79 2003 On the essential numerical range, the essential spectrum, and a problem of Halmos. Zbl 0246.47006Fillmore, P. A.; Stampfli, J. G.; Williams, J. P. 71 1972 Cesaro operators. Zbl 0149.09902Brown, Arlen; Halmos, P. R.; Shields, A. L. 70 1965 Weyl type theorems for bounded linear operators. Zbl 1050.47014Berkani, M.; Koliha, J. J. 70 2003 On uniformly bounded linear transformations in Hilbert space. Zbl 0029.30501de Sz. Nagy, Béla 67 1947 Sur les contractions de l’espace de Hilbert. Zbl 0052.12203Sz.-Nagy, Béla 67 1953 Separation of two linear subspaces. Zbl 0090.32603Davis, Chandler 66 1958 Invariant means in semigroups and their applications. (Les moyennes invariantes dans les semi-groupes et leurs applications.) Zbl 0037.15501Dixmier, Jacques 64 1950 Über die Q-Funktion eines \(\pi\)-hermiteschen Operators im Raume \(\pi_\varkappa\). Zbl 0276.47036Krein, M. G.; Langer, H. 62 1973 Periodic automorphisms of the hyperfinite factor of type \(II_1\). Zbl 0382.46027Connes, A. 61 1977 On the operator equation \(S^*XT=X\) and related topics. Zbl 0177.19204Douglas, R. G. 61 1969 Approximation by modified Szász operators. Zbl 0611.41013Mazhar, S. M.; Totik, V. 61 1985 Verallgemeinerung eines graphentheoretischen Satzes von Rédei. Zbl 0101.16608Gallai, T.; Milgram, A. N. 60 1960 Generalization of inequalities of Hardy and Littlewood. Zbl 0203.06103Leindler, L. 58 1970 Cohomologie des algèbres de Lie nilpotentes. Zbl 0066.02403Dixmier, J. 57 1955 Double points of paths of Brownian motion in \(n\)-space. Zbl 0036.09001Dvoretzky, A.; Erdős, Pál; Kakutani, S. 55 1950 On spectral sets having connected complement. Zbl 0145.39302Sarason, Donald 55 1965 Characterizations of congruence lattices of abstract algebras. Zbl 0117.26101Grätzer, G.; Schmidt, E. T. 54 1963 Best proximity pairs and best approximations. Zbl 0909.47042Basha, S. S.; Veeramani, P. 51 1997 Non-linear commutativity preserving maps. Zbl 1111.15002Šemrl, Peter 49 2005 Structure of operators with numerical radius one. Zbl 0258.47001Ando, T. 48 1973 On normal extensions of unbounded operators. II. Zbl 0698.47003Stochel, J.; Szafraniec, F. H. 48 1989 Quasi-Fredholm operators and localized SVEP. Zbl 1135.47300Aiena, Pietro 46 2007 Some propositions on analytic matrix functions related to the theory of operators in the space Pi//chi. Zbl 0492.30035Krein, M. G.; Langer, H. 45 1981 Operators with a norm condition. Zbl 0244.47021Ando, T. 44 1972 A general ordering and fixed-point principle in complete metric space. Zbl 0532.54030Dancs, S.; Hegedüs, M.; Medvegyev, P. 43 1983 Asymptotically commuting finite rank unitary operators without commuting approximants. Zbl 0538.47003Voiculescu, Dan 43 1983 On cosine operator functions in Banach spaces. Zbl 0273.47008Nagy, B. 42 1974 Schwach distributive Verbände. I. Zbl 0269.06006Huhn, A. P. 42 1972 Convergence of random products of contractions in Hilbert space. Zbl 0143.16202Amemiya, I.; Ando, T. 42 1965 Ergodic type theorems in von Neumann algebras. Zbl 0143.36105Kovacs, I.; Szücs, J. 41 1966 Lebesgue-type decomposition of positive operators. Zbl 0337.47011Ando, T. 40 1976 Deux exemples singuliers d’équations différentielles. Zbl 0037.06002Dieudonné, Jean 40 1950 Some packing and covering theorems. Zbl 0037.22102Fejes Tóth, László 40 1950 Oblique projections and Schur complements. Zbl 0980.47021Corach, Gustavo; Maestripieri, Alejandra; Stojanoff, Demetrio 40 2001 Affine algebras in congruence modular varieties. Zbl 0408.08003Herrmann, Christian 39 1979 Quasitriangular operators. Zbl 0172.16901Halmos, P. R. 39 1968 On partially ordered algebras. II. Zbl 0192.09603Fuchs, L. 39 1965 Orthogonal polynomials and their zeros. Zbl 0691.42020Nevai, Paul; Totik, Vilmos 39 1989 Boundedness of multidimensional Hausdorff operators on \(H^1({\mathbb R}^n)\). Zbl 1199.47155Liflyand, Elijah 38 2008 On random generating elements of a finite Boolean algebra. Zbl 0099.12204Rényi, Alfréd 38 1961 Some properties of cyclic operators. Zbl 0892.47004Ansari, S. I.; Bourdon, P. S. 36 1997 Die Verallgemeinerung der Schreierschen Erweiterungstheorie. Zbl 0047.26602Rédei, L. 36 1952 On logarithmic Carleson measures. Zbl 1050.30024Zhao, Ruhan 36 2003 Self-dual polytopes and the chromatic number of distance graphs on the sphere. Zbl 0533.05029Lovász, László 35 1983 Produit complet des groupes de permutations et problème d’extension de groupes. III. Zbl 0045.30301Krasner, Marc; Kaloujnine, Leo 35 1951 On the factorizations of the linear fractional group \(LF (2, p^n)\). Zbl 0051.25901Itô, Noboru 35 1953 Über die Quasinormalteiler von endlichen Gruppen. Zbl 0112.02106Itô, N.; Szép, Jenö 35 1962 Number systems in integral domains, especially in orders of algebraic number fields. Zbl 0760.11002Kovács, B.; Pethö, A. 34 1991 Eine Bemerkung zur Theorie der regressiven Funktionen. Zbl 0072.04302Fodor, G. 34 1956 Generalized ideals in semigroups. Zbl 0108.25904Lajos, Sándor 34 1961 Linear fractional maps of the ball and their composition operators. Zbl 0970.47011Cowen, Carl C.; MacCluer, Barbara D. 34 2000 Notes on planar semimodular lattices. I: Construction. Zbl 1223.06007Grätzer, George; Knapp, Edward 33 2007 A generalization of the Halmos-Bram criterion for subnormality. Zbl 0263.47023Embry, Mary R. 33 1973 A survey on Tingley’s problem for operator algebras. Zbl 1413.47065Peralta, Antonio M. 33 2018 Lifting properties in operator ranges. Zbl 1212.46048Arias, M. Laura; Corach, Gustavo; Gonzalez, M. Celeste 32 2009 On the norm of a composition operator with linear fractional symbol. Zbl 1071.47508Hammond, Christopher 32 2003 The dual discriminator function in universal algebra. Zbl 0395.08001Fried, E.; Pixley, A. F. 32 1979 Über Integralungleichungen zwischen einer Funktion und ihrer Ableitung. Zbl 0024.19303von Sz. Nagy, Béla 32 1941 Canonical number-systems for complex integers. Zbl 0297.12003Kátai, I.; Szabó, János 31 1975 Summability of formal solutions of certain partial differential equations. Zbl 0987.35032Balser, Werner; Miyake, Masatake 31 1999 Eine Ungleichung für Tschebyscheffsche Approximationspolynome. Zbl 0088.04504Freud, G. 31 1958 Über vertauschbare Kontraktionen des Hilbertschen Raumes. Zbl 0097.31701Brehmer, S. 31 1961 Composition operators on Fock type spaces. Zbl 1199.30273Guo, Kunyu; Izuchi, Keiji 30 2008 The shell of a Hilbert-space operator. Zbl 0164.16601Davis, Chandler 30 1968 Truncated moment problems for operators. Zbl 0202.13403Ando, T. 30 1970 Notes on planar semimodular lattices. III. Rectangular lattices. Zbl 1199.06029Grätzer, G.; Knapp, E. 29 2009 Perturbations des transformations linéaires fermées. Zbl 0045.21601Sz.-Nagy, Béla 29 1951 On relatively regular operators. Zbl 0052.12502Atkinson, F. V. 29 1953 Boundedness of Hausdorff operators on \(L^p(\mathbb{R}^n)\), \(H^1(\mathbb{R}^n)\), and \(\text{BMO}(\mathbb{R}^n)\). Zbl 1050.47027Andersen, K. F. 29 2003 Classification and construction of complete hypersurfaces satisfying R(X,Y) R\(=0\). Zbl 0578.53036Szabó, Z. I. 29 1984 Factor lattices by tolerances. Zbl 0484.06010Czedli, Gabor 28 1982 Hölder continuity of Green’s functions. Zbl 1076.30026Carleson, Lennart; Totik, Vilmos 27 2004 Kanonische Zahlensysteme in der Theorie der quadratischen algebraischen Zahlen. Zbl 0386.10007Katai, I.; Kovacs, B. 27 1980 Kernel systems of directed graphs. Zbl 0425.05028Frank, Andras 27 1979 Slender groups. Zbl 0108.02601Nunke, R. J. 26 1962 Hilbert \(C^*\)-modules over \(C^*\)-algebras of compact operators. Zbl 1026.46039Bakić, Damir; Guljaš, Boris 26 2002 2-local isometries of \(C_0(X)\). Zbl 0994.46012Győry, Máté 26 2001 On the category of S-posets. Zbl 0653.06007Fakhruddin, Syed M. 26 1988 Best proximity pair theorems. Zbl 1012.47031Srinivasan, P. S. 26 2001 On classes of ordered algebras and quasiorder distributivity. Zbl 0541.06012Czédli, Gábor; Lenkehegyi, Attila 25 1983 Linear maps that preserve the nilpotent operators. Zbl 0843.47024Šemrl, Peter 25 1995 Minimax theorems beyond topological vector spaces. Zbl 0436.49017Stacho, L. L. 25 1980 On the topological characterization of transitive Lie group actions. Zbl 0269.57019Szenthe, J. 25 1974 Subnormale Untergruppen und \(p\)-Sylowgruppen. Zbl 0096.24804Huppert, Bertram 25 1961 Restrictions of positive self-adjoint operators. Zbl 0897.47015Sebestyén, Zoltán; Stochel, Jan 24 1991 A von Neumann-Wold decomposition of two-isometries. Zbl 1087.47020Olofsson, Anders 24 2004 Inner dilations of analytic matrix functions and Darlington synthesis. Zbl 0267.30032Douglas, R. G.; Helton, J. William 24 1973 Über eindeutig umkehrbare Polynome in endlichen Körpern. Zbl 0061.01607Rédei, Ladislaus 24 1946 On the computation of entropy functionals and their minima in indeterminate extension problems. Zbl 0556.47013Arov, D. Z.; Kreĭn, M. G. 23 1983 \(s\)-regular operators in a Banach space and spectral theory. (Opérateurs s-régulier dans un espace de Banach et théorie spectrale.) Zbl 0822.47003Mbekhta, Mostafa; Ouahab, A. 23 1994 Mean ergodic semigroups on W*-algebras. Zbl 0412.46054Kümmerer, Burkhard; Nagel, Rainer 23 1979 On Polya frequency functions. II: Variation-diminishing integral operators of the convolution type. Zbl 0035.35201Schoenberg, I. J. 23 1950 The local reduced minimum modulus on a Hilbert space. Zbl 07722766Mbekhta, Mostafa 2 2023 Weighted composition operators on the Fock space: iteration and semigroups. Zbl 07722757Chalendar, I.; Partington, J. R. 1 2023 On a family of \(C^*\)-subalgebras of Cuntz-Krieger algebras. Zbl 07672129Matsumoto, Kengo 3 2022 NA\((\mathcal{L}(^n\ell_1:\ell_1))=\)NRA\((\mathcal{L}(^n\ell_1:\ell_1))\). Zbl 07672130Kim, Sung Guen 2 2022 Tolerance relations and operator systems. Zbl 07614112Connes, Alain; van Suijlekom, Walter D. 2 2022 Capacity and the quasicentral modulus. Zbl 1513.46133Voiculescu, Dan-Virgil 2 2022 Modular group algebras whose group of unitary units is locally nilpotent. Zbl 07672119Bovdi, V. 1 2022 On monogenity of certain pure number fields defined by \(x^{2^u\cdot 3^v} -m\). Zbl 07672121El Fadil, Lhoussain; Najim, Ahmed 1 2022 A property of meets in slim semimodular lattices and its application to retracts. Zbl 07672122Czédli, Gábor 1 2022 A modified similarity degree for \(\mathbb{C}^\ast\)-algebras. Zbl 07672124Hadwin, Don; Shen, Junhao 1 2022 Weighted composition operators on discrete weighted Banach spaces. Zbl 07672125Allen, Robert F.; Pons, Mattew A. 1 2022 On the multifractal analysis of a non-standard branching random walk. Zbl 07672127Attia, Najmeddine 1 2022 Some remarks on orthogonality of bounded linear operators. II. Zbl 07672134Sain, Debmalya; Ray, Anubhab; Dey, Subhrajit; Paul, Kallol 1 2022 The Poincaré space of a \(C^*\)-algebra. Zbl 1517.46033Andruchow, Esteban; Corach, Gustavo; Recht, Lázaro 1 2022 Monomial operators. Zbl 1513.30198Agler, Jim; McCharty, John E. 1 2022 Lebesgue type decompositions and Radon-Nikodym derivatives for pairs of bounded linear operators. Zbl 1516.47002Hassi, Seppo; de Snoo, Henk 1 2022 Which set is the numerical range of an operator? Zbl 1516.47015Wu, Pei Yuan; Gau, Hwa-Long 1 2022 Infinite families of non-monogenic trinomials. Zbl 1488.11163Jones, Lenny 5 2021 Lamps in slim rectangular planar semimodular lattices. Zbl 1499.06025Czédli, Gábor 3 2021 Gevrey index theorem for the inhomogeneous \(n\)-dimensional heat equation with a power-law nonlinearity and variable coefficients. Zbl 1488.35162Remy, Pascal 2 2021 On a class of quasilinear elliptic systems. Zbl 1488.35235Balaadich, Farah; Azroul, Elhoussine 2 2021 Numerical analysis view on the general Trotter-Kato product formulae. Zbl 1477.47097Csomós, Petra; Sikolya, Eszter 1 2021 Some new observations on Catalan almost convergent sequence spaces and the Catalan core. Zbl 1488.40008Jasrotia, Swati; Singh, Uday Pratap; Raj, Kuldip 1 2021 On a subclass of norm attaining operators. Zbl 1477.47019Ramesh, Golla; Osaka, Hiroyuki 1 2021 Wold-type decomposition for bi-regular operators. Zbl 1495.47002Ezzahraoui, H.; Mbekhta, M.; Zerouali, E. H. 1 2021 Pusz-Woronowicz’s functional calculus revisited. Zbl 1497.47025Hatano, Kanae; Ueda, Yoshimichi 1 2021 Lebesgue points and Cesáro summability of higher dimensional Fourier series over a cone. Zbl 1499.42047Weisz, Ferenc 1 2021 Characterization of Schauder basis property of Gabor systems in local fields. Zbl 1499.43009Behera, Biswaranjan; Molla, Md. Nurul 1 2021 A generalization of spin factors. Zbl 1499.46048Karn, Anil Kumar 1 2021 Positive Desch-Schappacher perturbations of bi-continuous semigroups on AM-spaces. Zbl 1497.47057Budde, Christian 1 2021 Orthonormal polynomial basis in local Dirichlet spaces. Zbl 1499.30330Fricain, Emmanuel; Mashreghi, Javad 1 2021 On the class of almost (L) limited operators. Zbl 1474.46045Oughajji, Fatima Zahra; Fahri, Kamal El; Moussa, Mohammed 1 2021 The relative multifractal analysis, review and examples. Zbl 1474.28010Selmi, Bilel 14 2020 Derivations of group rings. Zbl 1474.16059Artemovych, Orest D.; Bovdi, Victor A.; Salim, Mohamed A. 4 2020 The Picard groups for unital inclusions of unital \(C^*\)-algebras. Zbl 1463.46081Kodaka, Kazunori 3 2020 Symmetric points in spaces of linear operators between Banach spaces. Zbl 1474.46033Khurana, Divya; Roy, Saikat; Sain, Debmalya 2 2020 Distribution and generalized centre in planar nearrings. Zbl 1474.16124Boykett, Tim 2 2020 On the divergence of double Fourier-Walsh-Paley series of continuous functions. Zbl 1463.42065Getsadze, Rostom 2 2020 Nonstationary multiresolution analysis on local fields of prime characteristic. Zbl 1463.42088Bhat, M. Younus 2 2020 Semigroup operations which are distributive over a given semigroup operation on positive real numbers. Zbl 1488.22003Oka, Hirokazu; Miura, Takeshi; Takashi, Sin-Ei 1 2020 Characterization of two-sided generalized derivations. Zbl 1474.47071Hosseini, Amin 1 2020 Characterizing Jordan homomorphisms. Zbl 1483.47072Mathieu, Martin 1 2020 The range of the Radon transform on the real hyperbolic Grassmann manifold. Zbl 1474.44004Ishikawa, Satoshi 1 2020 Zilber’s theorem for planar lattices, revisited. Zbl 1463.06031Baker, Kirby A.; Grätzer, George 1 2020 Multiparameter abelian ergodic theorems of Chacon-Báez-Duarte type. Zbl 1463.47041Yoshimoto, Takeshi 1 2020 On a generalization of Ando’s dilation theorem. Zbl 1463.47036Mallick, N.; Sumesh, K. 1 2020 On principal congruences and the number of congruences of a lattice with more ideals than filters. Zbl 1449.06005Czédli, Gábor; Mureşan, Claudia 4 2019 On the triviality of domains of powers and adjoints of closed operators. Zbl 1449.47004Mortad, Mohammed Hichem 4 2019 On a theorem of Z. Sebestyén and Zs. Tarcsay. Zbl 1438.47040Gesztesy, Fritz; Schmüdgen, Konrad 4 2019 On the Cauchy dual of closed range operators. Zbl 1449.47044Ezzahraoui, H.; Mbekhta, M.; Zerouali, E. H. 4 2019 A subclass of boundary measures and the convex combination problem for Herglotz-Nevanlinna functions in several variables. Zbl 1449.32005Nedic, Mitja 3 2019 Chebyshev polynomials on circular arcs. Zbl 1449.30080Schiefermayr, Klaus 3 2019 Circles and crossing planar compact convex sets. Zbl 1449.52002Czédli, Gábor 3 2019 Toeplitz type operators on the derivative Hardy space \(S^2(\mathbb{D})\). Zbl 1449.47060Gupta, Anuradha; Singh, Shivam Kumar 2 2019 Real normal operators and Williamson’s normal form. Zbl 1463.47067Bhat, B. V. Rajarama; John, Tiju Cherian 2 2019 Isometries on certain non-complete vector-valued function spaces. Zbl 1449.47071Mojahedi, Mojtaba; Sady, Fereshteh 2 2019 \(CM\)-ideals and \(L^1\)-matricial split faces. Zbl 1449.46013Ghatak, Anindya; Karn, Anil Kumar 2 2019 On the pairs of completely multiplicative functions satisfying some relation. Zbl 1438.11110Kátai, Imre; Phong, Bui Minh 2 2019 Minimal representations of a finite distributive lattice by principal congruences of a lattice. Zbl 1438.06020Grätzer, George; Lakser, Harry 2 2019 Multipliers between range spaces of co-analytic Toeplitz operators. Zbl 1449.30090Fricain, Emmanuel; Hartmann, Andreas; Ross, William T. 2 2019 \(E\)-solid locally inverse semigroups. Zbl 1449.20041Dékány, Tamás; Szendrei, Mária B.; Szittyai, István 1 2019 Power integral bases in cubic and quartic extensions of real quadratic fields. Zbl 1449.11104Gaál, István; Remete, László 1 2019 Geometry of spaces of compact operators. Zbl 1463.46028Rao, T. S. S. R. K. 1 2019 Relative position of three subspaces in a Hilbert space. Zbl 1449.46023Enomoto, Masatoshi; Watatani, Yasuo 1 2019 Composition operators similar to contractions. 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Zbl 1399.60078Ho, Kwok-Pun 6 2017 ...and 1130 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 9,020 Authors 69 Chajda, Ivan 63 Czédli, Gábor 55 Leindler, László 42 Móricz, Ferenc 36 Stochel, Jan 32 Grätzer, George 32 Sebestyén, Zoltán 31 Popescu, Gelu 31 Tandori, Károly 30 Jung, Il Bong 28 Volosivets, Sergeĭ Sergeevich 27 Peralta, Antonio M. 26 Duggal, Bhagwati Prashad 24 Aiena, Pietro 24 Ko, Eungil 24 Langer, Heinz 24 Stević, Stevo 23 Ball, Joseph Anthony 23 Corach, Gustavo 23 Ricker, Werner Joseph 23 Schmidt, Elegius Tamas 21 Foiaș, Ciprian 21 Maestripieri, Alejandra L. 21 Mastroianni, Giuseppe 21 Tephnadze, George 21 Wu, Peiyuan 20 Herrmann, Christian 20 Jabłoński, Zenon Jan 20 Molnár, Lajos 20 Páles, Zsolt 20 Szendrei, Ágnes 19 Alpay, Daniel Aron 19 Curto, Raúl Enrique 19 de Snoo, Hendrik S. V. 19 Jeribi, Aref 19 Liflyand, Elijah 19 Malkowsky, Eberhard 19 Suciu, Laurian 19 Titkos, Tamás 19 Woracek, Harald 18 Bercovici, Hari 18 Herrero, Domingo Antonio 18 Persson, Lars-Erik 18 Rashid, Mohammad Hussein Mohammad 18 Tikhonov, Sergey Yur’evich 17 Hassi, Seppo 17 Li, Chi-Kwong 17 Reich, Simeon 17 Sarkar, Jaydeb 17 Thuswaldner, Jörg Maximilian 17 Vernikov, Boris Munevich 17 Weisz, Ferenc 16 Andruchow, Esteban 16 Fritzsche, Bernd 16 Goginava, Ushangi 16 Jiménez-Vargas, Antonio 16 Kirstein, Bernd 16 Muhly, Paul Scott 16 Tarcsay, Zsigmond 15 Davey, Brian A. 15 Halaš, Radomír 15 Mbekhta, Mostafa 14 Arlins’kyĭ, Yuriĭ Moĭseĭovych 14 Basha, S. Sadiq 14 Csörgő, Miklós 14 Derkach, Volodymyr Oleksandrovych 14 Đorđević, Dragan S. 14 Kevei, Péter 14 Kroó, András 14 Mengestie, Tesfa Y. 14 Milovanović, Gradimir V. 14 Müller, Vladimír 14 Pearcy, Carl Mark Jr. 14 Sandovici, Adrian 13 Bonet Solves, José 13 Butzer, Paul Leo 13 Dijksma, Aad 13 Feki, Kais 13 Furuta, Takayuki 13 Horváth, Eszter K. 13 Hosseini, Maliheh 13 Izuchi, Keiji 13 Kearnes, Keith A. 13 Lajos, Sandor 13 Lee, Edmond W. H. 13 Paul, Kallol 13 Paulsen, Vern Ival 13 Radeleczki, Sándor 13 Saker, Samir H. 12 Arias, M. Laura 12 Bobkov, Sergey Germanovich 12 Csörgő, Sándor 12 de Malafosse, Bruno 12 Ditzian, Zeev 12 Erdős, Pál 12 Gohberg, Israel 12 Gu, Caixing 12 Gupta, Vijay 12 Hatvani, László 12 Joó, István ...and 8,920 more Authors all top 5 Cited in 729 Journals 553 Journal of Mathematical Analysis and Applications 370 Proceedings of the American Mathematical Society 350 Linear Algebra and its Applications 339 Journal of Functional Analysis 268 Integral Equations and Operator Theory 259 Algebra Universalis 233 Acta Mathematica Hungarica 219 Transactions of the American Mathematical Society 202 Journal of Approximation Theory 180 Acta Mathematica Academiae Scientiarum Hungaricae 145 Journal of Algebra 138 Semigroup Forum 121 Complex Analysis and Operator Theory 117 Czechoslovak Mathematical Journal 115 Mathematische Zeitschrift 111 Archiv der Mathematik 110 Mathematical Notes 108 Analysis Mathematica 105 Advances in Mathematics 101 Mathematische Annalen 99 Discrete Mathematics 95 Periodica Mathematica Hungarica 81 Journal of Mathematical Sciences (New York) 75 Mediterranean Journal of Mathematics 72 Ukrainian Mathematical Journal 68 Results in Mathematics 67 Monatshefte für Mathematik 65 Siberian Mathematical Journal 63 Aequationes Mathematicae 61 Linear and Multilinear Algebra 60 Proceedings of the Japan Academy 59 Order 58 Rocky Mountain Journal of Mathematics 56 Applied Mathematics and Computation 56 Journal of Computational and Applied Mathematics 55 Israel Journal of Mathematics 55 Rendiconti del Circolo Matemàtico di Palermo. Serie II 51 Journal of Pure and Applied Algebra 51 Tôhoku Mathematical Journal. Second Series 51 Operators and Matrices 49 Mathematica Slovaca 48 Journal of Inequalities and Applications 48 Bulletin of the American Mathematical Society 47 Banach Journal of Mathematical Analysis 45 Filomat 44 Communications in Mathematical Physics 44 Acta Mathematica Sinica. English Series 43 Journal of Soviet Mathematics 42 Discrete & Computational Geometry 41 Communications in Algebra 41 Journal of Differential Equations 39 Journal d’Analyse Mathématique 39 Theoretical Computer Science 39 Abstract and Applied Analysis 37 Discrete Applied Mathematics 36 Statistics & Probability Letters 35 Annales de l’Institut Fourier 35 Mathematische Nachrichten 35 Positivity 33 Annali di Matematica Pura ed Applicata. Serie Quarta 33 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 33 Advances in Operator Theory 32 Journal of Number Theory 31 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 30 Acta Scientiarum Mathematicarum 30 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 29 Indagationes Mathematicae. New Series 29 Annals of Functional Analysis 27 Topology and its Applications 27 Journal of Function Spaces 26 Journal of Optimization Theory and Applications 25 Rendiconti del Seminario Matematico della Università di Padova 25 Computational Geometry 24 Acta Mathematica 24 Fuzzy Sets and Systems 24 International Journal of Algebra and Computation 24 Stochastic Processes and their Applications 24 Fixed Point Theory and Applications 23 Computers & Mathematics with Applications 23 Studia Logica 23 European Journal of Combinatorics 23 Soft Computing 23 Asian-European Journal of Mathematics 23 Nonlinear Analysis. Theory, Methods & Applications 22 Journal of Combinatorial Theory. 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Second Series 21 Algebra and Logic 21 Constructive Approximation 21 Journal of Theoretical Probability 21 The Journal of Geometric Analysis 21 Russian Mathematics 21 Mathematical Inequalities & Applications 20 Studia Mathematica 20 Mathematics of Computation 20 Manuscripta Mathematica 20 Memoirs of the American Mathematical Society 19 Arkiv för Matematik 19 Zeitschrift für Wahrscheinlichkeitstheorie und Verwandte Gebiete ...and 629 more Journals all top 5 Cited in 63 Fields 3,156 Operator theory (47-XX) 1,588 Functional analysis (46-XX) 856 Group theory and generalizations (20-XX) 755 Harmonic analysis on Euclidean spaces (42-XX) 632 Order, lattices, ordered algebraic structures (06-XX) 593 Approximations and expansions (41-XX) 551 Functions of a complex variable (30-XX) 510 Probability theory and stochastic processes (60-XX) 500 General algebraic systems (08-XX) 492 Combinatorics (05-XX) 411 Real functions (26-XX) 396 Linear and multilinear algebra; matrix theory (15-XX) 366 Number theory (11-XX) 281 Ordinary differential equations (34-XX) 253 Computer science (68-XX) 252 Associative rings and algebras (16-XX) 252 Partial differential equations (35-XX) 246 Convex and discrete geometry (52-XX) 243 Mathematical logic and foundations (03-XX) 240 Numerical analysis (65-XX) 234 Sequences, series, summability (40-XX) 207 Several complex variables and analytic spaces (32-XX) 198 Operations research, mathematical programming (90-XX) 196 Measure and integration (28-XX) 186 General topology (54-XX) 183 Statistics (62-XX) 168 Differential geometry (53-XX) 156 Abstract harmonic analysis (43-XX) 145 Special functions (33-XX) 143 Difference and functional equations (39-XX) 131 Topological groups, Lie groups (22-XX) 126 Dynamical systems and ergodic theory (37-XX) 125 Nonassociative rings and algebras (17-XX) 121 Calculus of variations and optimal control; optimization (49-XX) 117 Quantum theory (81-XX) 106 Information and communication theory, circuits (94-XX) 96 Commutative algebra (13-XX) 92 Category theory; homological algebra (18-XX) 85 Systems theory; control (93-XX) 83 Manifolds and cell complexes (57-XX) 77 Integral transforms, operational calculus (44-XX) 73 Geometry (51-XX) 68 Global analysis, analysis on manifolds (58-XX) 63 History and biography (01-XX) 61 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 60 Potential theory (31-XX) 49 Integral equations (45-XX) 37 Algebraic geometry (14-XX) 35 Field theory and polynomials (12-XX) 33 Statistical mechanics, structure of matter (82-XX) 28 Algebraic topology (55-XX) 24 Mechanics of particles and systems (70-XX) 23 Fluid mechanics (76-XX) 22 Mechanics of deformable solids (74-XX) 21 General and overarching topics; collections (00-XX) 19 Biology and other natural sciences (92-XX) 11 \(K\)-theory (19-XX) 11 Relativity and gravitational theory (83-XX) 5 Optics, electromagnetic theory (78-XX) 5 Astronomy and astrophysics (85-XX) 4 Classical thermodynamics, heat transfer (80-XX) 3 Mathematics education (97-XX) 2 Geophysics (86-XX) Citations by Year