Aequationes Mathematicae

Article	Citations
On path-factor critical deleted (or covered) graphs	39
Dimension preserving approximation	23
Some sufficient conditions for path-factor uniform graphs	12
A note on the Choquet type operators	12
The weak core inverse	11
The small dimension lemma and d’Alembert’s equation on semigroups	10
Computer assisted solution of systems of two variable linear functional equations	9
Systems of functional equations and generalizations of certain functions	6
On isoptics and isochordal-viewed curves	6
Gradual transitivity in orthogonality spaces of finite rank	5
K-subadditive and K-superadditive set-valued functions bounded on “large” sets	5
A note on the g-angle between subspaces of a normed space	5
On the Hyers–Ulam stability of certain nonautonomous and nonlinear difference equations	5
Wilson’s functional equation with an anti-endomorphism	5
A survey on measures of noncompactness with some applications in infinite systems of differential equations	5
Fejér type inequalities for higher order convex functions and quadrature formulae	4
Constant diameter and constant width of spherical convex bodies	4
Limit theorems for Bajraktarević and Cauchy quotient means of independent identically distributed random variables	4
Countable zipper fractal interpolation and some elementary aspects of the associated nonlinear zipper fractal operator	4
Alienation of Cauchy’s and the quadratic functional equations on semigroups	4
On a new class of functional equations satisfied by polynomial functions	4
On the equality of two-variable general functional means	4
On curves with circles as their isoptics	4
On s-Stirling transform and poly-Cauchy numbers of the second kind with level 2	4
On alienation of two functional equations of quadratic type	4

Weighted Gaussian entropy and determinant inequalities	4
On a general bilinear functional equation	4
Regular polygons on isochordal-viewed hedgehogs	4
Distributivity equations for aggregation operations with annihilator over uninorms	3
Maximum number of subtrees in cacti and block graphs	3
A variant of d’Alembert’s functional equation on semigroups with an anti-endomorphism	3
Functional equations, alternating expansions, and generalizations of the Salem functions	3
On graphs with equal total domination and Grundy total domination numbers	3
A survey on composition operators on some function spaces	3
An Application of Viscosity Approximation Type Iterative Method in the Generation of Mandelbrot and Julia Fractals	3
Entropy results for Levinson-type inequalities via Green functions and Hermite interpolating polynomial	3
The domination game played on diameter 2 graphs	3
Area computation for triangular area or perimeter bisecting deltoids	3
A two-vertex theorem for normal tilings	3
Plenty of hyperbolicity on a class of linear homogeneous jerk differential equations	3
Alienation of Drygas’, Cauchy’s, Jensen’s and the quadratic equations on semigroups with an involutive automorphism	3
On restricted functional inequalities associated with quadratic functional equations	3
On symmetrized stochastic convexity and the inequalities of Hermite–Hadamard type	3
New inequalities related to superquadratic functions	3
Characterizations of reverse dynamic weighted Hardy-type inequalities with kernels on time scales	3
Sections in functional equations: stability and hyperstability	2
Moment functions and exponential monomials on commutative hypergroups	2
On the maximal part in unrefinable partitions of triangular numbers	2
Alternative Cauchy equation in three unknown functions	2
The forward order laws for the core inverse	2
On a new class of dynamic Hardy-type inequalities and some related generalizations	2
Computer assisted investigation of alienness of linear functional equations	2
On the packing coloring of base-3 Sierpiński graphs and H-graphs	2
Extensions of the sine addition law with an extra term	2
Iterative roots of continuous functions and Hyers–Ulam stability	2
Kadec-Klee property in Musielak-Orlicz function spaces equipped with the Orlicz norm	2
Hyers–Ulam stability of bijective $$\varepsilon $$-isometries between Hausdorff metric spaces of compact convex subsets	2
Points of monotonicity in F-normed Orlicz function spaces	2
Some construction approaches for t-norms and t-conorms on bounded lattices	2
When are maps preserving semi-inner products linear?	2
On the p-invertibility in rings and Banach algebras	2
An alternative equation for generalized monomials	2
General criteria for hyperstability of Cauchy-type equations	2
Completely monotonic ratios of basic and ordinary gamma functions	2
On the existence of m-norms in vector spaces over valued fields	2
Cosine subtraction laws	2
On the extremal compatible linear connection of a generalized Berwald manifold	2
Extensions of recent combinatorial refinements of discrete and integral Jensen inequalities	2
On Cesàro triangles and spherical polygons	2
Sincov’s and other functional equations and negative interest rates	2
Conditional distributivity for semi-t-operators over uninorms	2
Ternary mappings of triangular algebras	2
Packing 13 circles in an equilateral triangle	2
Radon and Carathéodory type theorems for staircase convexity	1
Multiplicative functions additive on polygonal numbers	1

A note on the four color theorem	1
On the total and strong version for Roman dominating functions in graphs	1
Undirecting membership in models of Anti-Foundation	1
Functional equations and martingales	1
Apollonian packings in seven and eight dimensions	1
On digital sequences associated with Pascal’s triangle	1
Continuous solutions to two iterative functional equations	1
On the Cauchy difference of functions bounded modulo $$\mathbb {Z}$$ on “large” sets	1
The Artin-Hasse series and Laguerre polynomials modulo a prime	1
The equation $$\pmb {f(xy) = f(x)h(y) + g(x)f(y)}$$ and representations on $$\pmb {\mathbb {C}^2}$$	1
The classification of Kleinewillinghöfer types of 2-dimensional Laguerre planes	1
Refining the Hermite-Hadamard inequalities for operator convex maps in multiple operator variables	1
Finite dimensional varieties on hypergroups	1
On isosceles orthogonality and some geometric constants in a normed space	1
There is at most one continuous invariant mean	1
On the general solutions of three functional equations	1
Homogeneity of isosceles orthogonality, transitivity of the norm, and characterizations of inner product spaces	1
On linear functional equations modulo $${\mathbb {Z}}$$	1
On a family of matrix equalities that involve multiple products of generalized inverses	1
Quaternion-valued multiplicative functions on semigroups	1
The solvability of $$f(p(x)) = q(f(x))$$ for given strictly monotonous continuous real functions p, q	1
The Hardy–Littlewood–Pólya inequality of majorization in the context of $$\mathbf {\omega }$$–$$\textbf{m}$$–star-convex functions	1
Characterization of the Bernoulli polynomials via the Raabe functional equation	1
Some remarks on the stability of the Cauchy equation and completeness	1
On non-monotonicity height of piecewise monotone functions	1
Characterization of t-affine differences and related forms	1
Sections and projections of nested convex bodies	1
New generalizations of Steffensen’s inequality by Lidstone’s polynomial	1
Weighted $$L^2$$-norms of Gegenbauer polynomials	1
The conditional distributivity condition for T-uninorms revisited	1
A functional equation related to Wigner’s theorem	1
Set-valued solutions of a two-variable functional equation with involutions	1
Quadratic ellipsoids in Minkowski geometries	1
Global forcing number for maximal matchings in corona products	1
On multiplicative functions additive on Goldbach-type sets	1
On the balancing property of Matkowski means	1
Rigidity of hypersurfaces and Moser–Bernstein type results in certain warped products, with applications to pseudo-hyperbolic spaces	1
A characterization of generalized multinomial coefficients related to the entropic chain rule	1
Extreme area and perimeter bisectors in a triangle	1
Invariant vector means and complementability of Banach spaces in their second duals	1
Note on generalized Archimedes–Borchardt algorithm	1
Monomial functions, normal polynomials and polynomial equations	1
One-sided invertibility of discrete operators with bounded coefficients	1
On optimal inequalities between three-point quadratures	1
Orthogonality preserving property for pairs of operators on Hilbert $$C^*$$-modules	1
Packing squares into a rectangle with a relatively small area	1
Invariant affine subspaces	1
On the convergence of generalized power series solutions of q-difference equations	1
A Levi–Civita functional equation on semigroups	1
A functional equation of tail-balance for continuous signals in the Condorcet Jury Theorem	1
Angular structure of equiangular cones in Euclidean spaces	1
Using Aichinger’s equation to characterize polynomial functions	1
Bases consisting of self-referential functions in Banach spaces	1
On the hyperstability of the generalized class of Drygas functional equations on semigroups	1
Commutants of the multidimensional Jennings group	1
Continuous selecting families and collectively fixed point theory	1
On a linearization of the recursion $$\varvec{U(x_0,x_1,x_2,\ldots )}\varvec{=\varphi (x_0, U(x_1,x_2,\ldots ))}$$ and its application in economics	1
Convex functions and approximate Birkhoff–James orthogonality	1
Axiomatic characterization of the $$\chi ^{2}$$ dissimilarity measure	1
Row-summable matrices with application to generalization of Schröder’s and Abel’s functional equations	1
Exponential polynomials and the sine addition law on magmas	1
Center-like subsets in prime rings with derivations and endomorphisms	1
Redistributing algorithms and Shannon’s Entropy	1
Transitivity and sensitivity of iterated function systems via Furstenberg families	1
Quasi-arithmetic-type invariant means on probability space	1
Refinements of Jensen’s inequality by uniformly convex functions	1
Convexity properties of functions defined on metric Abelian groups	0
On metric stability of set-valued subadditive functions	0
Complex ellipsoids and complex symmetry	0
Complementary means with respect to a nonsymmetric invariant mean	0
On a multiplicative distribution of functions in complex plane	0
On a polygonal mean value property	0
k-Valued Wilson functions	0
On polyhedral graphs and their complements	0
Interview with Ludwig Reich	0
Semi-classical 2-dimensional Minkowski planes	0
On methods for solving composite functional equations	0
Zero utility principles coinciding on binary risks	0
Odd strength spherical designs attaining the Fazekas–Levenshtein bound for covering and universal minima of potentials	0
Correction to: Embeddability of pairs of weighted quasi-arithmetic means into a semiflow	0

Numerical semigroups bounded by the translation of a plane monoid	0
Non-existence of measurable solutions of certain functional equations via probabilistic approaches	0
On sets related to integer partitions with quasi-required elements and disallowed elements	0
The chromatic number of triangle-free and broom-free graphs in terms of the number of vertices	0
Deviation from equidistance for one-dimensional sequences	0
When a word in Riordan involutions is a Riordan involution?	0
A note on convex solutions to an equation on open intervals	0
Mathematical models of functional extreme leaning machins: operator-algebraic and free-probabilistic approaches	0
Remarks on partitions into expanders	0
On an alternative additive-quadratic functional equation	0
Transitive quasi-uniform structures depending on a parameter	0
Polynomially EP operators	0
Refinements of discrete and integral Jensen inequalities with Jensen’s gap	0
Position of the centroid of a planar convex body	0
Distance signless Laplacian spectral radius for the existence of path-factors in graphs	0
Properties of Motzkin triangle and t-generalized Motzkin sequences	0
On a class of functional difference equations: explicit solutions, asymptotic behavior and applications	0
On a generalized notion of metrics	0
On a functional equation on groups in two variables	0
Correction to: There is at most one continuous invariant mean	0
Equalities for mixed operations of Moore–Penrose and group inverses of a matrix	0
General hyperstability criteria for Jensen-type equations	0
The minmin coalition number in graphs	0
Basic sets for some basic functional equations	0
On graceful antimagic graphs	0
A note on the Radiant formula and its relations to the sliced Wasserstein distance	0
On double Roman domination problem for several graph classes	0
On a combinatorial identity of Gavrea and Ivan and related results	0
Continuous solutions of a system of composite functional equations	0
A divided-difference characterization of polynomials over finite fields of characteristic two	0
Bisector fields and pencils of conics	0
Generalizations of certain conditions for Drazin inverse expressions of anti-triangular partitioned matrices	0
Vector-valued invariant means	0
The monomial functional equation for connected Lie groups	0
A new approach with new solutions to the Matkowski and Wesołowski problem	0
Common positive solutions for two non-linear matrix equations using fixed point results in b-metric-like spaces	0
Some characterizations of the disc by properties of isoptic triangles	0
The order structure of forts iterated by quadratic polynomials	0
Continuous selections and collectively fixed point theory with applications to generalized games	0
The solvability cardinal of the class of polynomials	0
Homi-repair under iteration (I): removable and jumping cases	0
On the equality problem of two-variable Bajraktarević means under first-order differentiability assumptions	0
Hyers-Ulam stability of a general linear partial differential equation	0
Casting light on integer compositions	0
Correction to: Regularity properties of k-Brjuno and Wilton functions	0
On the variable-order fractional derivatives with respect to another function	0
Twisted coefficients on coarse spaces and their corona	0
A generalization of the cosine addition law on semigroups	0
Mountain-climbing constructions for piecewise monotone functions	0
Correction to: Kadec-Klee property in Musielak-Orlicz function spaces equipped with the Orlicz norm	0
A note on iterated maps of the unit sphere	0
n-gon centers and central lines	0
An explicit example of an iteration group in the ring of formal power series	0
The cosine addition and subtraction formulas on non-abelian groups	0
Generalized Vincze’s functional equations on any group in connection with the maximum functional equation	0
Another approach to K-subadditivity	0
On the functional equation $$\hbox {f}(\hbox {x}+\hbox {y})=\hbox {g}(\hbox {xy})$$	0
Spatial graphoids	0
Eri Jabotinsky, mathematician and politician: a short biography	0
Remarks on Wright-convex functions	0
Regularity properties of k-Brjuno and Wilton functions	0
Partitions associated to class groups of imaginary quadratic number fields	0
Maciej Sablik	0
Correction to: One-sided invertibility of discrete operators with bounded coefficients	0
Inequalities of Sherman type involving both $$h_1$$-convex and $$h_2$$-concave functions with applications	0
On distance spectral radius of graphs with given number of pendant paths of fixed length	0
Cartesian closedness in categories with an idempotent closure operator and closed morphisms	0
The water capacity of geometrically distributed words	0
Addition theorems for $${\mathcal {C}}^k$$ real functions and applications in ordinary differential equations	0
Recent progress on minimal hypersurfaces with cylindrical tangent cones	0
Homi-repair under iteration (II): oscillating discontinuities and pre-discontinuities	0
Continuity of operators intertwining with translation operators on hypergroups	0
Reduction formulas for higher order derivations and a hypergeometric identity	0
An upper bound of the density for packing of congruent hyperballs in hyperbolic $$3-$$space	0
On symbolic computation of C.P. Okeke functional equations using Python programming language	0
On q-poly-Bernoulli numbers arising from combinatorial interpretations	0
An orthogonality type based on invariant inner products	0
The singular evolutoids set and the extended evolutoids front	0
Finite dimensional varieties over the Heisenberg group	0
A Birkhoff-James cosine function for normed linear spaces	0
On surface of Apollonius of two ellipsoids	0
Proof of a conjecture due to Chu on Gosper-type sums	0
Embedding euclidean distance graphs in $${\mathbb {R}}^n$$ and $${\mathbb {Q}}^n$$	0
Means of Cauchy’s difference type	0
A characterization of the Euclidean ball via antipodal points	0
About Sobolev spaces on fractals: fractal gradians and Laplacians	0
Symmetric spectral synthesis	0
On the $${A_{\!\mathbb {C}}}$$-rank of multidigraphs	0
A Kannappan-sine subtraction law on semigroups	0
Prefixes of bargraph paths	0
Certain density theorems applied to the embeddability of iteration semigroups	0
Some Cauchy mean-type mappings for which the arithmetic mean is invariant	0
Skew Dyck paths with air pockets	0
Gromov hyperbolicity of Johnson and Kneser graphs	0
Vector valued invariant means, complementability and almost constrained subspaces	0