# zbMATH — the first resource for mathematics

## Aequationes Mathematicae

 Short Title: Aequationes Math. Publisher: Springer (Birkhäuser), Basel ISSN: 0001-9054; 1420-8903/e Online: http://link.springer.com/journal/volumesAndIssues/10 Comments: Indexed cover-to-cover
 Documents Indexed: 2,706 Publications (since 1968) References Indexed: 2,042 Publications with 26,979 References.
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#### Latest Issues

 95, No. 4 (2021) 95, No. 3 (2021) 95, No. 2 (2021) 95, No. 1 (2021) 94, No. 6 (2020) 94, No. 5 (2020) 94, No. 4 (2020) 94, No. 3 (2020) 94, No. 2 (2020) 94, No. 1 (2020) 93, No. 6 (2019) 93, No. 5 (2019) 93, No. 4 (2019) 93, No. 3 (2019) 93, No. 2 (2019) 93, No. 1 (2019) 92, No. 6 (2018) 92, No. 5 (2018) 92, No. 4 (2018) 92, No. 3 (2018) 92, No. 2 (2018) 92, No. 1 (2018) 91, No. 6 (2017) 91, No. 5 (2017) 91, No. 4 (2017) 91, No. 3 (2017) 91, No. 2 (2017) 91, No. 1 (2017) 90, No. 6 (2016) 90, No. 5 (2016) 90, No. 4 (2016) 90, No. 3 (2016) 90, No. 2 (2016) 90, No. 1 (2016) 89, No. 6 (2015) 89, No. 5 (2015) 89, No. 4 (2015) 89, No. 3 (2015) 89, No. 2 (2015) 89, No. 1 (2015) 88, No. 3 (2014) 88, No. 1-2 (2014) 87, No. 3 (2014) 87, No. 1-2 (2014) 86, No. 3 (2013) 86, No. 1-2 (2013) 85, No. 3 (2013) 85, No. 1-2 (2013) 84, No. 3 (2012) 84, No. 1-2 (2012) 83, No. 3 (2012) 83, No. 1-2 (2012) 82, No. 3 (2011) 82, No. 1-2 (2011) 81, No. 3 (2011) 81, No. 1-2 (2011) 80, No. 3 (2010) 80, No. 1-2 (2010) 79, No. 3 (2010) 79, No. 1-2 (2010) 78, No. 3 (2009) 78, No. 1-2 (2009) 77, No. 3 (2009) 77, No. 1-2 (2009) 76, No. 3 (2008) 76, No. 1-2 (2008) 75, No. 3 (2008) 75, No. 1-2 (2008) 74, No. 3 (2007) 74, No. 1-2 (2007) 73, No. 3 (2007) 73, No. 1-2 (2007) 72, No. 3 (2006) 72, No. 1-2 (2006) 71, No. 3 (2006) 71, No. 1-2 (2006) 70, No. 3 (2005) 70, No. 1-2 (2005) 69, No. 3 (2005) 69, No. 1-2 (2005) 68, No. 3 (2004) 68, No. 1-2 (2004) 67, No. 3 (2004) 67, No. 1-2 (2004) 66, No. 3 (2003) 66, No. 1-2 (2003) 65, No. 3 (2003) 65, No. 1-2 (2003) 64, No. 3 (2002) 64, No. 1-2 (2002) 63, No. 3 (2002) 63, No. 1-2 (2002) 62, No. 3 (2001) 62, No. 1-2 (2001) 61, No. 3 (2001) 61, No. 1-2 (2001) 60, No. 3 (2000) 60, No. 1-2 (2000) 59, No. 3 (2000) 59, No. 1-2 (2000) ...and 81 more Volumes
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#### Authors

 34 Ebanks, Bruce R. 30 Stetkær, Henrik 29 Benz, Walter 28 Matkowski, Janusz 27 Baron, Karol 25 Jarczyk, Witold 25 Páles, Zsolt 22 Brzdęk, Janusz 22 Schwaiger, Jens 21 Aczél, János Dezső 20 Székelyhidi, László 19 Moszner, Zenon 19 Ng, Che Tat 19 Sahoo, Prasanna K. 18 Reich, Ludwig 17 Alsina, Claudi 17 Zdun, Marek Cezary 15 Forti, Gian Luigi 15 Morawiec, Janusz 15 Nikodem, Kazimierz 14 Lundberg, Anders 14 Rätz, Jürg 14 Tabor, Jacek 13 Ger, Roman 13 Kannappan, Pl. 13 Kuczma, Marek 13 Maksa, Gyula 13 Paganoni, Luigi 12 Baker, John A. 12 Dunham, Charles B. 12 Járai, Antal jun. 12 Marichal, Jean-Luc 12 Sablik, Maciej 12 Światak, Halina 11 Daróczy, Zoltán 11 Heuvers, Konrad J. 11 Kairies, Hans-Heinrich 11 Losonczi, László 11 Martini, Horst 10 Alzer, Horst 10 Breen, Marilyn 10 Chudziak, Jacek 10 Haruki, Hiroshi 10 Neuman, František 10 O’Regan, Donal 10 Volkmann, Peter 9 Agarwal, Ravi P. 9 Brillouët-Belluot, Nicole 9 Davison, Thomas M. K. 9 Fripertinger, Harald 9 Mendelsohn, Nathan Saul 9 Pečarić, Josip 8 Berrone, Lucio R. 8 Haruki, Shigeru 8 Lindner, Charles Curtis 8 McKiernan, Michel A. 8 Mosić, Dijana 8 Mullin, Ronald Cleveland 8 Tabor, Józef 7 Bézivin, Jean-Paul 7 Chmieliński, Jacek 7 Chung, Jaeyoung 7 Fel’dman, Gennadiĭ Mikhaĭlovich 7 Gajda, Zbigniew 7 Haukkanen, Pentti 7 Kahlig, Peter 7 Kannappan, Palaniappan 7 Lajkó, Károly 7 Łukasik, Radosław 7 Ostaszewski, Adam J. 7 Riedel, Thomas 7 Sander, Wolfgang 7 Schweizer, Berthold 7 Sinopoulos, Pavlos 7 Sklar, Abe 7 Tyszka, Apoloniusz 7 Vukman, Joso 6 Badora, Roman 6 Bahyrycz, Anna 6 Fechner, Włodzimierz 6 Gselmann, Eszter 6 Halter-Koch, Franz 6 Jabłońska, Eliza 6 Jabłoński, Wojciech 6 Jarczyk, Justyna 6 Kimberling, Clark H. 6 Krapež, Aleksandar 6 Laczkovich, Miklós 6 Lester, June A. 6 Lewin, Leonard 6 Ostrowski, Alexander Markovich 6 Pasteczka, Paweł 6 Prager, Wolfgang 6 Shulman, Ekaterina V. 6 Sikorska, Justyna 6 Smajdor, Andrzej 6 Stanton, Ralph Gordon 6 Szostok, Tomasz 6 Volkmann, Lutz 6 Zhang, Weinian ...and 1,920 more Authors
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#### Fields

 1,333 Difference and functional equations (39-XX) 395 Real functions (26-XX) 268 Combinatorics (05-XX) 174 Geometry (51-XX) 171 Functional analysis (46-XX) 170 Group theory and generalizations (20-XX) 147 Number theory (11-XX) 137 Operator theory (47-XX) 115 Convex and discrete geometry (52-XX) 109 Functions of a complex variable (30-XX) 94 General topology (54-XX) 93 Probability theory and stochastic processes (60-XX) 89 Ordinary differential equations (34-XX) 87 Special functions (33-XX) 81 Linear and multilinear algebra; matrix theory (15-XX) 77 Dynamical systems and ergodic theory (37-XX) 77 Approximations and expansions (41-XX) 72 Measure and integration (28-XX) 70 Numerical analysis (65-XX) 65 Associative rings and algebras (16-XX) 48 Commutative algebra (13-XX) 46 Field theory and polynomials (12-XX) 46 Differential geometry (53-XX) 45 Information and communication theory, circuits (94-XX) 43 Topological groups, Lie groups (22-XX) 42 General and overarching topics; collections (00-XX) 42 Partial differential equations (35-XX) 39 History and biography (01-XX) 37 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 35 Statistics (62-XX) 34 Order, lattices, ordered algebraic structures (06-XX) 34 Abstract harmonic analysis (43-XX) 24 Manifolds and cell complexes (57-XX) 23 General algebraic systems (08-XX) 23 Calculus of variations and optimal control; optimization (49-XX) 21 Algebraic geometry (14-XX) 20 Mathematical logic and foundations (03-XX) 20 Integral equations (45-XX) 20 Computer science (68-XX) 14 Harmonic analysis on Euclidean spaces (42-XX) 14 Relativity and gravitational theory (83-XX) 13 Several complex variables and analytic spaces (32-XX) 13 Sequences, series, summability (40-XX) 13 Integral transforms, operational calculus (44-XX) 11 Nonassociative rings and algebras (17-XX) 11 Potential theory (31-XX) 10 Operations research, mathematical programming (90-XX) 9 Global analysis, analysis on manifolds (58-XX) 6 Category theory; homological algebra (18-XX) 6 Quantum theory (81-XX) 4 Mechanics of particles and systems (70-XX) 4 Systems theory; control (93-XX) 3 Algebraic topology (55-XX) 3 Statistical mechanics, structure of matter (82-XX) 2 Astronomy and astrophysics (85-XX) 2 Mathematics education (97-XX) 1 Biology and other natural sciences (92-XX)

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1,960 Publications have been cited 13,137 times in 8,769 Documents Cited by Year
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On the simultaneous associativity of F(x,y) and x+y-F(x,y). Zbl 0444.39003
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1979
Hyers-Ulam stability of functional equations in several variables. Zbl 0836.39007
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1995
Approximate homomorphisms. Zbl 0806.47056
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Ein algorithmisches Kriterium für die Lösbarkeit eines algebraischen Gleichungssystems. Zbl 0212.06401
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Discrete maximum principle for finite-difference operators. Zbl 0198.14601
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On the corona of two graphs. Zbl 0198.29302
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Some remarks on $$s$$-convex functions. Zbl 0823.26004
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The Tutte polynomial. Zbl 0197.50202
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Dynamics of the King and Jarratt iterations. Zbl 1068.30019
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2005
Functional equations in dynamic programming. Zbl 0397.39016
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1978
Constructing cospectral graphs. Zbl 0527.05051
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1982
Recent results on functional equations in a single variable, perspectives and open problems. Zbl 0972.39011
Baron, Karol; Jarczyk, Witold
2001
A graph-theoretical representation of PL-manifolds – a survey on crystallizations. Zbl 0623.57012
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1986
On Birkhoff orthogonality and isosceles orthogonality in normed linear spaces. Zbl 1241.46006
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A probabilistic interpretation of complete monotonicity. Zbl 0309.60012
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1974
On the stability of functional equations. Zbl 1207.39044
Moszner, Zenon
2009
On the definition of a probabilistic normed space. Zbl 0792.46062
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1993
On orthogonally additive mappings. Zbl 0569.39006
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1985
Stability of a functional inequality associated with the Jordan-von Neumann functional equation. Zbl 1098.39019
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2006
The existence of Room squares. Zbl 0315.05014
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1975
Singular boundary value problems for first and second order impulsive differential equations. Zbl 1073.34025
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2005
Remark on hyperstability of the general linear equation. Zbl 1304.39033
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2014
Gated sets in metric spaces. Zbl 0696.54022
Dress, Andreas W. M.; Scharlau, Rudolf
1987
Hermite and convexity. Zbl 0572.26004
Mitrinović, D. S.; Lacković, I. B.
1985
An inequality, equivalent to the parallelogram equation. (Eine zur Parallelogrammgleichung äquivalente Ungleichung.) Zbl 0992.39026
Gilányi, Attila
2001
Remarks on strongly convex functions. Zbl 1214.26007
Merentes, Nelson; Nikodem, Kazimierz
2010
On inequalities associated with the Jordan-von Neumann functional equation. Zbl 1078.39026
Rätz, Jürg
2003
Distributive lattices with an additional unary operation. Zbl 0395.06007
Berman, Joel
1977
Invariant and complementary quasi-arithmetic means. Zbl 0930.26014
Matkowski, Janusz
1999
Hyperidentities and hypervarieties. Zbl 0491.08009
Taylor, Walter
1981
Functional equations on abelian groups with involution. Zbl 0899.39007
Stetkær, H.
1997
Matrix versions of the Cauchy and Kantorovich inequalities. Zbl 0706.15019
Marshall, A. W.; Olkin, I.
1990
On the singular graph and the Weyl characteristic of an M-matrix. Zbl 0379.15009
Richman, Daniel J.; Schneider, Hans
1978
Combinatorial problems on the illumination of convex bodies. Zbl 0937.52006
Martini, Horst; Soltan, Valeriu
1999
Antinorms and Radon curves. Zbl 1108.52005
2006
Regular polyhedra - old and new. Zbl 0381.51012
Grünbaum, Branko
1977
Meromorphic solutions of generalized Schröder equations. Zbl 1012.30016
Gundersen, Gary G.; Heittokangas, Janne; Laine, Ilpo; Rieppo, Jarkko; Yang, Dequi
2002
The Gołąb-Schinzel equation and its generalizations. Zbl 1078.39021
Brzdȩk, Janusz
2005
Functional equations on semigroups. Zbl 0958.39028
Sinopoulos, Pavlos
2000
The partition dimension of a graph. Zbl 0939.05029
Chartrand, Gary; Salehi, Ebrahim; Zhang, Ping
2000
Block inclusions and cores of partitions. Zbl 1173.20010
Olsson, Jørn B.; Stanton, Dennis
2007
On an equation of linear iteration. Zbl 0872.39010
Jarczyk, Witold
1996
Remarks on hyperstability of the Cauchy functional equation. Zbl 1303.39016
Brzdȩk, Janusz
2013
A classification of toric varieties with few generators. Zbl 0664.14018
Kleinschmidt, Peter
1988
On the identric and logarithmic means. Zbl 0717.26014
Sándor, J.
1990
Problems on associative functions. Zbl 1077.39021
Alsina, C.; Frank, M. J.; Schweizer, B.
2003
D’Alembert’s other functional equation on monoids with an involution. Zbl 1316.39006
Ebanks, Bruce; Stetkær, Henrik
2015
The Hopf algebra of linearly recursive sequences. Zbl 0434.16008
Peterson, Brian; Taft, Earl J.
1980
On an integral inequality. Zbl 0198.08106
Ostrowski, A. M.
1970
On some additive mappings in rings with involution. Zbl 0691.16041
Brešar, M.; Vukman, J.
1989
On the functional equation $$f(p+qx+rf(x))=a+bx+cf(x)$$. Zbl 0289.39003
Nabeya, Seiji
1974
General and regular solutions of functional equations characterizing harmonic polynomials. Zbl 0157.46102
Aczél, János; Haruki, H.; McKiernan, M. A.; Sakovich, G. N.
1968
Puzzles and polytope isomorphisms. Zbl 0634.52005
Blind, Roswitha; Mani-Levitska, Peter
1987
The $$q$$-gamma function for $$q>1$$. Zbl 0437.33002
Moak, Daniel S.
1980
Affine resolvable balanced incomplete block designs: a survey. Zbl 0332.05010
Shrikhande, S. S.
1976
Characteristic solutions of polynomial-like iterative equations. Zbl 1060.39019
Yang, Dilian; Zhang, Weinian
2004
Ordinal sums and idempotents of copulas. Zbl 1205.62063
2010
A combinatorial theory of Gruenbaum’s new regular polyhedra. I: Gruenbaum’s new regular polyhedra and their automorphism group. Zbl 0506.51010
Dress, Andreas W. M.
1981
Mappings of acyclic and parking functions. Zbl 0274.05005
Foata, Dominique; Riordan, John
1974
Divergence-free tensorial concomitants. Zbl 0193.50602
Lovelock, D.
1970
A variant of d’Alembert’s functional equation. Zbl 1317.39036
Stetkær, Henrik
2015
A survey of Sylvester’s problem and its generalizations. Zbl 0717.52013
Borwein, P.; Moser, W. O. J.
1990
Multiplicative cones - a family of three eigenvalue graphs. Zbl 0481.05043
Bridges, W. G.; Mena, R. A.
1981
The associativity equation revisited. Zbl 0676.39005
Craigen, R.; Páles, Z.
1989
A result of Tosio Aoki about a generalization of Hyers-Ulam stability of additive functions – a question of priority. Zbl 1158.39019
Maligranda, Lech
2008
Multiplications on the space of probability distribution functions. Zbl 0305.22004
Schweizer, B.
1975
On the existence of super-simple designs with block size 4. Zbl 0854.05013
Adams, Peter; Bryant, Darryn E.; Khodkar, A.
1996
Pairs of edge-disjoint Hamiltonian circuits. Zbl 0331.05118
Grünbaum, Branko; Malkevitch, Joseph
1976
On stability of the general linear equation. Zbl 1337.39007
Bahyrycz, Anna; Olko, Jolanta
2015
An atlas of abstract regular polytopes for small groups. Zbl 1114.51009
Leemans, Dimitri; Vauthier, Laurence
2006
On Wigner’s theorem: Remarks, complements, comments, and corollaries. Zbl 0860.39033
Rätz, Jürg
1996
Non-injective collineations on some sets in Desarguesian projective planes and extension of non-commutative valuations. Zbl 0202.51101
1970
Functional equations on restricted domains. Zbl 0386.39002
Kuczma, Marek
1978
On the fundamental approximation theorems of D. Jackson, S.N. Bernstein and theorems of M. Zamansky and S.B. Stechkin. Zbl 0179.09101
Butzer, Paul L.; Scherer, K.
1969
A combinatorial theory of Grünbaum’s new regular polyhedra. II: Complete enumeration. Zbl 0588.51022
Dress, Andreas W. M.
1985
Delta sets of numerical monoids are eventually periodic. Zbl 1204.20078
Chapman, Scott T.; Hoyer, Rolf; Kaplan, Nathan
2009
Boundary value problems for differential equations with deviating arguments. Zbl 0198.13201
Grimm, L. J.; Schmitt, K.
1970
On Jensen’s functional equation. Zbl 0755.39008
Parnami, J. C.; Vasudeva, H. L.
1992
Room designs and one-factorizations. Zbl 0466.05012
Horton, J. D.
1981
Bridges and Hamiltonian circuits in planar graphs. Zbl 0357.05039
Tutte, W. T.
1977
Some monotonicity properties and characterizations of the gamma function. Zbl 0386.33001
Muldoon, Martin E.
1978
Iterative functional equations in the class of Lipschitz functions. Zbl 1009.39021
Kulczycki, Marcin; Tabor, Jacek
2002
Stability of a functional equation of Drygas. Zbl 1022.39028
Jung, Soon-Mo; Sahoo, Prasanna K.
2002
Pexider’s equation and aggregation of allocations. Zbl 0625.39007
1987
On left Jordan derivations of rings and Banach algebras. Zbl 1155.46019
Vukman, Joso
2008
Non-existence of meromorphic solutions of a Fermat type functional equation. Zbl 1161.30022
Yang, Lian-Zhong; Zhang, Ji-Long
2008
View-obstruction problems. Zbl 0265.52003
Cusick, T. W.
1973
On convex stochastic processes. Zbl 0443.60032
Nikodem, Kazimierz
1980
Equations fonctionnelles et recherche de sous-groupes. Zbl 0611.39004
Brillouet, N.; Dhombres, J.
1986
Realizations of regular polytopes. Zbl 0676.51008
McMullen, Peter
1989
Mean-value inequalities for the polygamma functions. Zbl 0968.33003
Alzer, Horst
2001
Hermite-Hadamard type inequalities for the $$m$$- and $$(\alpha,m)$$-geometrically convex functions. Zbl 1264.26033
Xi, Bo-Yan; Bai, Rui-Fang; Qi, Feng
2012
Symmetric bi-derivations on prime and semi-prime rings. Zbl 0687.16031
Vukman, J.
1989
On $$q$$- difference functional equations. (Sur les équations fonctionnelles aux $$q$$-différences.) Zbl 0757.39002
Bézivin, Jean-Paul
1992
On two- and three-element subsets of groups. Zbl 0489.20020
Freiman, G. A.
1981
Some remarks on inequalities of Landau and Kolmogorov. Zbl 0309.47007
Ditzian, Z.
1975
On $$\tau_T$$ semigroups of probability distribution functions II. Zbl 0386.22005
Moynihan, R.
1978
Subgroups of the group $$Z_ n$$ and a generalization of the Gołąb- Schinzel functional equation. Zbl 0757.39003
Brzdȩk, Janusz
1992
Approximation of monomials by lower degree polynomials. Zbl 0327.41005
Newman, D. J.; Rivlin, T. J.
1976
Hyers-Ulam stability for quantum equations. Zbl 1466.39004
Anderson, Douglas R.; Onitsuka, Masakazu
2021
A probabilistic method of solving Lobachevsky’s functional equation. Zbl 07333528
Mania, Michael
2021
A class of functional equations associated with almost periodic functions. Zbl 1457.42016
Sepulcre, J. M.; Vidal, T.
2021
Characterizations of inner product spaces via angular distances and Cauchy-Schwarz inequality. Zbl 1462.46022
Krnić, Mario; Minculete, Nicuşor
2021
Geometric properties of discontinuous fixed point set of $$( \epsilon -\delta )$$ contractions and applications to neural networks. Zbl 07245819
Bisht, Ravindra Kishor; Özgür, Nihal
2020
More about Wilson’s functional equation. Zbl 1441.39026
Stetkær, Henrik
2020
A functional equation on groups with involutions. Zbl 1440.39013
Ng, Che Tat; Zhao, Hou Yu; Lin, Xia
2020
Maps on positive cones in operator algebras preserving power means. Zbl 07229524
Molnár, Lajos
2020
Some generalized quadratic functional equations on monoids. Zbl 1450.39012
Ebanks, Bruce
2020
Invariant means and iterates of mean-type mappings. Zbl 1440.26028
Matkowski, Janusz; Pasteczka, Paweł
2020
On a class of linear functional equations without range condition. Zbl 1440.39010
Gselmann, Eszter; Kiss, Gergely; Vincze, Csaba
2020
The Levi-Civita equation in function classes. Zbl 1444.39026
Laczkovich, Miklós
2020
$$p$$-angular distance orthogonality. Zbl 1450.46011
Rooin, J.; Rajabi, S.; Moslehian, M. S.
2020
Alienation of two general linear functional equations. Zbl 1434.39015
Szostok, Tomasz
2020
When is a spherical body of constant diameter of constant width? Zbl 1436.52010
Lassak, Marek
2020
Starshaped sets. Zbl 1454.52001
Hansen, G.; Herburt, I.; Martini, H.; Moszyńska, M.
2020
New refinements of the discrete Jensen’s inequality generated by finite or infinite permutations. Zbl 1458.26045
Horváth, László
2020
On a preorder relation for Schur-convex functions and a majorization inequality for their gradients and divergences. Zbl 1455.26010
Niezgoda, Marek
2020
On Ulam stability of a third order linear difference equation in Banach spaces. Zbl 1454.39024
Baias, Alina Ramona; Popa, Dorian
2020
On Wigner’s theorem in smooth normed spaces. Zbl 07286384
Ilišević, Dijana; Turnšek, Aleksej
2020
Correction to: “Weak limit of iterates of some random-valued functions and its application”. Zbl 1441.39019
Baron, Karol
2020
Fractals for minimalists. Zbl 1440.28005
Bessenyei, Mihály; Pénzes, Evelin
2020
Akkaoui, A.; Fatini, M. El; Fadli, B.; Zeglami, D.
2020
A variety of Steiner loops satisfying Moufang’s theorem: a solution to Rajah’s problem. Zbl 1443.20094
Drápal, Aleš; Vojtěchovský, Petr
2020
New results for the multiplicative symmetric equation and related conjecture. Zbl 1436.39016
Hooshmand, M. H.
2020
The James constant in Radon planes. Zbl 1450.46010
Mizuguchi, Hiroyasu
2020
A combinatorial identity for rooted labeled forests. Zbl 1435.05033
Hackl, Benjamin
2020
An extension of Levin-Stečkin’s theorem to uniformly convex and superquadratic functions. Zbl 1435.26029
Niezgoda, Marek
2020
Phase-isometries between two $$\ell^p(\Gamma , H)$$-type spaces. Zbl 1448.39041
Zeng, Xianhua; Huang, Xujian
2020
Packing colorings of subcubic outerplanar graphs. Zbl 1447.05074
Brešar, Boštjan; Gastineau, Nicolas; Togni, Olivier
2020
Embeddings of hermitian unitals into Pappian projective planes. Zbl 1430.51006
Grundhöfer, Theo; Stroppel, Markus J.; Van Maldeghem, Hendrik
2019
The variety of domination games. Zbl 1428.05218
Brešar, Boštjan; Bujtás, Csilla; Gologranc, Tanja; Klavžar, Sandi; Košmrlj, Gašper; Marc, Tilen; Patkós, Balázs; Tuza, Zsolt; Vizer, Máté
2019
Variants on the Berz sublinearity theorem. Zbl 1411.26005
Bingham, N. H.; Ostaszewski, A. J.
2019
On the invariance equation for two-variable weighted nonsymmetric Bajraktarević means. Zbl 1418.39020
Páles, Zsolt; Zakaria, Amr
2019
Geometric properties of $$F$$-normed Orlicz spaces. Zbl 1421.46026
Cui, Yunan; Hudzik, Henryk; Kaczmarek, Radosław; Kolwicz, Paweł
2019
Functions generating $$(m,M,\Psi)$$-Schur-convex sums. Zbl 1411.26010
Dragomir, Silvestru Sever; Nikodem, Kazimierz
2019
On a functional equation related to a problem of G. Derfel. Zbl 1409.39014
Sudzik, Mariusz
2019
Two refinements of Frink’s metrization theorem and fixed point results for Lipschitzian mappings on quasimetric spaces. Zbl 1416.54013
Chrząszcz, Katarzyna; Jachymski, Jacek; Turoboś, Filip
2019
A new application of the Gram points. Zbl 07109883
Korolev, Maxim; Laurinčikas, Antanas
2019
Some results for conjugate equations. Zbl 1429.39020
Okamura, Kazuki
2019
The weak group matrix. Zbl 07135057
Wang, Hongxing; Liu, Xiaoji
2019
A generalized orthogonality relation via norm derivatives in real normed linear spaces. Zbl 1428.46008
Dehghani, Mahdi; Abed, Mohammed; Jahanipur, Ruhollah
2019
Vertex-edge domination in graphs. Zbl 1416.05218
Żyliński, Paweł
2019
The hyperstability of general linear equation via that of Cauchy equation. Zbl 1417.39085
Phochai, Theerayoot; Saejung, Satit
2019
Bisymmetric and quasitrivial operations: characterizations and enumerations. Zbl 1442.06001
Devillet, Jimmy
2019
Necessary and sufficient conditions for nonlinear matrix identities to always hold. Zbl 1414.15022
Jiang, Bo; Tian, Yongge
2019
Weak law of large numbers for iterates of random-valued functions. Zbl 1451.60030
Baron, Karol
2019
A probabilistic note on the Cauchy functional equation. Zbl 1408.39020
Smirnov, Sergey N.
2019
On a problem of Janusz Matkowski and Jacek Wesołowski. II. Zbl 1416.39014
Morawiec, Janusz; Zürcher, Thomas
2019
The geometric rate of convergence of random iteration in the Hutchinson distance. Zbl 07035778
Kapica, Rafał
2019
Independence of additive, multiplicative, exponential and logarithmic functions. Zbl 1423.39029
Ponpetch, Kanet; Laohakosol, Vichian; Mavecha, Sukrawan
2019
A Tingley’s type problem in $$n$$-normed spaces. Zbl 1434.46006
Huang, Xujian; Tan, Dongni
2019
Single-valley solutions of the second type of FKS equation. Zbl 07109886
Shi, Yong-Guo
2019
On simultaneous linearization. Zbl 1435.37071
Fletcher, Alastair; Macclure, Douglas
2019
Continuous solutions of the equation $$x+g(y+f(x))=y+g(x+f(y))$$. Zbl 1429.39014
Laczkovich, Miklós
2019
Extensions of Kannan contraction via $$w$$-distances. Zbl 07135055
Lakzian, Hossein; Rakočević, Vladimir; Aydi, Hassen
2019
Products of graceful bipartite graphs. Zbl 1428.05265
Bell, Jocelyn R.
2019
Double precision of the Jensen-type operator inequalities for bounded and Lipschitzian functions. Zbl 07086048
Krnić, Mario; Mikić, Rozarija; Pečarić, Josip
2019
Sandwich with periodicity. Zbl 1418.26004
Izumi, Hideaki; Li, Lin; Matkowski, Janusz; Wróbel, Małgorzta
2019
A generalized truncated logarithm. Zbl 1418.33004
Avitabile, Marina; Mattarei, Sandro
2019
Generalized convex functions on normal decomposition systems. Zbl 1420.26009
Niezgoda, Marek
2019
An extension of the Hermite-Hadamard inequality for convex and $$s$$-convex functions. Zbl 1416.26047
Kórus, Péter
2019
A new orthogonality and angle in a normed space. Zbl 1426.46010
Nur, M.; Gunawan, H.
2019
On a functional equation characterizing linear similarities. Zbl 1414.39012
Wójcik, Paweł
2019
On certain approximate functional equations that are related to the Gauss transformation. (Sur certaines équations fonctionnelles approchées, liées à la transformation de Gauss.) Zbl 1435.11126
Balazard, Michel; Martin, Bruno
2019
Compositions with a fixed number of inversions. Zbl 1429.05004
Knopfmacher, A.; Mays, M. E.; Wagner, S.
2019
An inequality for the length of isoptic chords of convex bodies. Zbl 1416.52004
Jerónimo-Castro, Jesús; Yee-Romero, Carlos
2019
Derivations and Leibniz differences on rings. Zbl 1426.13014
Ebanks, Bruce
2019
The images of orthogonally additive mappings from inner product spaces to groups. Zbl 1418.39024
Toborg, Imke
2019
On Fermat Diophantine functional equations, little Picard theorem and beyond. Zbl 07041934
Chen, Wei; Han, Qi; Liu, Jingbo
2019
Extensions of the sine addition law on groups. Zbl 1419.39049
Stetkær, Henrik
2019
Local approach to monotonicity properties in $$\psi$$-direct sums of Köthe spaces. Zbl 1420.46017
Płuciennik, Ryszard
2019
Extension problem for principles of equivalent utility. Zbl 1411.91274
Chudziak, Jacek
2019
Simultaneous difference equations on a restricted domain. Zbl 1409.39013
Jarczyk, Witold; Pasteczka, Paweł
2019
Vector valued Banach limits and generalizations applied to the inhomogeneous Cauchy equation. Zbl 1410.39042
Prager, Wolfgang; Schwaiger, Jens
2019
Around Jensen’s inequality for strongly convex functions. Zbl 06830138
2018
The CMP inverse for rectangular matrices. Zbl 1394.15003
Mosić, Dijana
2018
Super-biderivations of classical simple Lie superalgebras. Zbl 1393.17030
Yuan, Jixia; Tang, Xiaomin
2018
Invariance of means. Zbl 1435.26037
Jarczyk, Justyna; Jarczyk, Witold
2018
Packing chromatic number versus chromatic and clique number. Zbl 1390.05186
Brešar, Boštjan; Klavžar, Sandi; Rall, Douglas F.; Wash, Kirsti
2018
A comprehensive study of $$r$$-Dowling polynomials. Zbl 1420.11048
Gyimesi, Eszter; Nyul, Gábor
2018
On a problem of Janusz Matkowski and Jacek Wesołowski. Zbl 1404.39024
Morawiec, Janusz; Zürcher, Thomas
2018
Spherical bodies of constant width. Zbl 1396.52018
Lassak, Marek; Musielak, Michał
2018
On the Hausdorff and packing measures of typical compact metric spaces. Zbl 06920391
Jurina, S.; MacGregor, N.; Mitchell, A.; Olsen, L.; Stylianou, A.
2018
Characterization of orthomaps on the Cayley plane. Zbl 1406.51001
Dolinar, G.; Kuzma, B.; Stopar, N.
2018
Packing coloring of Sierpiński-type graphs. Zbl 1400.05079
Brešar, Boštjan; Ferme, Jasmina
2018
On the eigenvalues and spectral radius of starlike trees. Zbl 1432.05063
2018
Remarks on solutions to a generalization of the radical functional equations. Zbl 1397.39016
Brzdęk, Janusz; Schwaiger, Jens
2018
A perimeter-based angle measure in Minkowski planes. Zbl 1396.46012
Obst, Martin
2018
Weighted entropy and optimal portfolios for risk-averse Kelly investments. Zbl 1442.91087
Kelbert, M.; Stuhl, I.; Suhov, Y.
2018
Mappings of preserving $$n$$-distance one in $$n$$-normed spaces. Zbl 1403.46010
Huang, Xujian; Tan, Dongni
2018
Redheffer type bounds for Bessel and modified Bessel functions of the first kind. Zbl 1401.33004
Baricz, Árpád; Mehrez, Khaled
2018
On functional equations stemming from actuarial mathematics. Zbl 1393.39013
Chudziak, Jacek
2018
Ebanks, Bruce
2018
$$M$$-affine functions composing Sturm-Liouville families. Zbl 1407.26030
Berrone, Lucio R.; Sbérgamo, Gerardo E.
2018
On Banach-Mazur distance between planar convex bodies. Zbl 1398.52004
Brodiuk, Serhii; Palko, Nazarii; Prymak, Andriy
2018
Arithmetically homogeneous functions: characterizations, stability and hyperstability. Zbl 1400.39021
Dăianu, Dan M.; Mîndruţă, Cristina
2018
On mappings which approximately preserve angles. Zbl 06975542
Nabavi Sales, S. M. S.
2018
Lower estimation of the difference between quasi-arithmetic means. Zbl 1391.26067
Pasteczka, Paweł
2018
Relation-induced connectedness in the digital plane. Zbl 1390.68732
Šlapal, Josef
2018
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#### Cited by 7,638 Authors

 137 Park, Choonkil 73 Brzdęk, Janusz 60 Jung, Soon-Mo 58 Argyros, Ioannis Konstantinos 58 Mesiar, Radko 52 Matkowski, Janusz 51 Páles, Zsolt 48 Eshaghi Gordji, Madjid 48 Kabbaj, Samir 45 Dragomir, Sever Silvestru 45 Zhang, Weinian 43 Chung, Jaeyoung 41 Rassias, John Michael 40 Chu, Yuming 38 Lee, Jung-Rye 36 Martini, Horst 35 Rassias, Themistocles Michael 34 Alzer, Horst 34 Sahoo, Prasanna K. 33 Ebanks, Bruce R. 32 Klement, Erich Peter 30 El-Fassi, Iz-Iddine 30 Schulte, Egon 29 Leemans, Dimitri 29 Qi, Feng 29 Stinson, Douglas Robert 28 Nikodem, Kazimierz 28 Zeglami, Driss 26 Ciepliński, Krzysztof 26 Pečarić, Josip 25 Chudziak, Jacek 25 Kim, Hark-Mahn 24 De Baets, Bernard 24 Fechner, Włodzimierz 24 Morawiec, Janusz 24 Moslehian, Mohammad Sal 24 Neta, Beny 24 Shin, Dong-Yun 23 Aczél, János Dezső 23 Benz, Walter 23 Saadati, Reza 22 Baron, Karol 22 Bennett, Frank E. 22 Jabłońska, Eliza 22 Lindner, Charles Curtis 22 Najati, Abbas 22 Ng, Che Tat 22 Ostaszewski, Adam J. 22 Popa, Dorian 22 Zdun, Marek Cezary 21 Bahyrycz, Anna 21 Kim, Gwang Hui 21 Reich, Ludwig 21 Székelyhidi, László 20 Cho, Yeol Je 20 Marichal, Jean-Luc 20 Wójcik, Paweł 20 Xu, Bing 19 Agarwal, Ravi P. 19 Chen, Yuqun 19 Jarczyk, Witold 19 Sikorska, Justyna 19 Vanstone, Scott Alexander 18 Alsina, Claudi 18 Ebadian, Ali 18 Fadli, Brahim 18 Kannappan, Pl. 18 McMullen, Peter 18 Mosić, Dijana 18 Moszner, Zenon 18 Stetkær, Henrik 17 Azadi-Kenary, Hassan 17 Chun, Changbum 17 Couceiro, Miguel 17 Haemers, Willem H. 17 Lamken, Esther R. 17 Rodríguez-Velazquez, Juan Alberto 17 Wu, Senlin 16 Balestro, Vitor 16 Bingham, Nicholas Hugh 16 Fernández-Sánchez, Juan 16 Fernández, Jose Ramon 16 Jun, Kil-Woung 16 Kang, Shin Min 16 Kashuri, Artion 16 Lee, Yang-Hi 16 Ozdemir, Muhamet Emin 16 Yero, Ismael Gonzalez 15 Casali, Maria Rita 15 Chahbi, Abdellatif 15 Dunham, Charles B. 15 Durante, Fabrizio 15 Forti, Gian Luigi 15 Ger, Roman 15 Leśniak, Zbigniew 15 Magreñán, Ángel Alberto 15 Xu, Hongyan 14 Abel, R. Julian R. 14 Alikhani, Saeid 14 Almahalebi, Muaadh ...and 7,538 more Authors
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#### Cited in 715 Journals

 955 Aequationes Mathematicae 460 Journal of Mathematical Analysis and Applications 320 Discrete Mathematics 207 Results in Mathematics 203 Linear Algebra and its Applications 170 Journal of Inequalities and Applications 168 Fuzzy Sets and Systems 129 Journal of Combinatorial Theory. Series A 128 Applied Mathematics and Computation 121 Abstract and Applied Analysis 100 Journal of Approximation Theory 91 Proceedings of the American Mathematical Society 86 Acta Mathematica Hungarica 79 Communications in Algebra 77 European Journal of Combinatorics 76 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 75 Bulletin of the Australian Mathematical Society 74 Journal of Computational and Applied Mathematics 71 Linear and Multilinear Algebra 69 Discrete Applied Mathematics 65 Transactions of the American Mathematical Society 62 Journal of Geometry 62 Advances in Difference Equations 61 Journal of Number Theory 58 Journal of Difference Equations and Applications 56 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 56 Journal of Combinatorial Theory. Series B 56 Applied Mathematics Letters 50 Computers & Mathematics with Applications 50 Discrete & Computational Geometry 49 Journal of Function Spaces 48 Archiv der Mathematik 47 Advances in Mathematics 47 Numerische Mathematik 47 Acta Mathematica Sinica. English Series 46 Monatshefte für Mathematik 44 Fixed Point Theory and Applications 43 Semigroup Forum 42 Journal of Algebra 41 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 40 Journal of Mathematical Sciences (New York) 40 Journal of Fixed Point Theory and Applications 39 Algebra Universalis 39 Information Sciences 39 Advances in Applied Mathematics 39 Graphs and Combinatorics 39 Journal of Symbolic Computation 37 Journal of Mathematical Physics 36 Mathematics of Computation 35 Kybernetika 35 Mathematische Zeitschrift 34 Mediterranean Journal of Mathematics 33 Journal of Statistical Planning and Inference 32 Designs, Codes and Cryptography 29 Beiträge zur Algebra und Geometrie 29 Proyecciones 28 Journal of Soviet Mathematics 28 Topology and its Applications 28 The Ramanujan Journal 28 Annales Mathematicae Silesianae 28 Journal of Mathematical Inequalities 27 Periodica Mathematica Hungarica 27 Rocky Mountain Journal of Mathematics 26 Israel Journal of Mathematics 26 Numerical Algorithms 26 Indagationes Mathematicae. New Series 26 Journal of Algebraic Combinatorics 23 Chaos, Solitons and Fractals 23 Journal of Differential Equations 23 Journal of Multivariate Analysis 23 Mathematical Inequalities & Applications 23 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 23 Boundary Value Problems 22 Quaestiones Mathematicae 22 Theoretical Computer Science 21 Applied Numerical Mathematics 21 Discrete Dynamics in Nature and Society 21 Journal of High Energy Physics 21 Journal of Algebra and its Applications 20 Ukrainian Mathematical Journal 20 Czechoslovak Mathematical Journal 20 Geometriae Dedicata 20 Manuscripta Mathematica 20 The Electronic Journal of Combinatorics 20 International Journal of Number Theory 19 Applicable Analysis 19 Mathematical Proceedings of the Cambridge Philosophical Society 19 Journal of Pure and Applied Algebra 19 Mathematica Slovaca 19 Insurance Mathematics & Economics 18 Mathematical Notes 18 Mathematika 18 International Journal of Computer Mathematics 18 Tbilisi Mathematical Journal 18 Journal of Nonlinear Science and Applications 17 Demonstratio Mathematica 17 Statistics & Probability Letters 17 Journal of Mathematics 16 Studia Logica 16 Mathematical and Computer Modelling ...and 615 more Journals
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#### Cited in 63 Fields

 2,192 Difference and functional equations (39-XX) 1,461 Combinatorics (05-XX) 964 Real functions (26-XX) 674 Functional analysis (46-XX) 660 Operator theory (47-XX) 569 Group theory and generalizations (20-XX) 542 Numerical analysis (65-XX) 500 Number theory (11-XX) 461 Convex and discrete geometry (52-XX) 454 Geometry (51-XX) 352 Ordinary differential equations (34-XX) 344 Linear and multilinear algebra; matrix theory (15-XX) 323 General topology (54-XX) 292 Special functions (33-XX) 291 Statistics (62-XX) 290 Probability theory and stochastic processes (60-XX) 282 Associative rings and algebras (16-XX) 280 Dynamical systems and ergodic theory (37-XX) 280 Approximations and expansions (41-XX) 276 Functions of a complex variable (30-XX) 237 Computer science (68-XX) 231 Mathematical logic and foundations (03-XX) 226 Partial differential equations (35-XX) 212 Measure and integration (28-XX) 183 Commutative algebra (13-XX) 175 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 170 Order, lattices, ordered algebraic structures (06-XX) 154 Information and communication theory, circuits (94-XX) 121 Differential geometry (53-XX) 119 Algebraic geometry (14-XX) 119 Manifolds and cell complexes (57-XX) 110 Operations research, mathematical programming (90-XX) 109 Field theory and polynomials (12-XX) 103 Topological groups, Lie groups (22-XX) 102 Calculus of variations and optimal control; optimization (49-XX) 100 Nonassociative rings and algebras (17-XX) 95 General algebraic systems (08-XX) 75 Abstract harmonic analysis (43-XX) 75 Integral equations (45-XX) 74 Quantum theory (81-XX) 70 Harmonic analysis on Euclidean spaces (42-XX) 64 Global analysis, analysis on manifolds (58-XX) 63 Relativity and gravitational theory (83-XX) 49 History and biography (01-XX) 48 Sequences, series, summability (40-XX) 45 Mechanics of deformable solids (74-XX) 43 Several complex variables and analytic spaces (32-XX) 34 Systems theory; control (93-XX) 30 Mechanics of particles and systems (70-XX) 30 Statistical mechanics, structure of matter (82-XX) 27 Potential theory (31-XX) 27 Integral transforms, operational calculus (44-XX) 25 Biology and other natural sciences (92-XX) 20 Algebraic topology (55-XX) 18 Category theory; homological algebra (18-XX) 17 General and overarching topics; collections (00-XX) 16 Fluid mechanics (76-XX) 6 Geophysics (86-XX) 5 Mathematics education (97-XX) 4 Astronomy and astrophysics (85-XX) 3 Classical thermodynamics, heat transfer (80-XX) 2 $$K$$-theory (19-XX) 2 Optics, electromagnetic theory (78-XX)