OOIR: Observatory of International Research

Papers

(The TQCC of Aequationes Mathematicae is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-07-01 to 2024-07-01.)

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
Exponential polynomials and the sine addition law on magmas	1
A note on the four color theorem	1

Undirecting membership in models of Anti-Foundation	1
Center-like subsets in prime rings with derivations and endomorphisms	1
On digital sequences associated with Pascal’s triangle	1
Redistributing algorithms and Shannon’s Entropy	1
Quasi-arithmetic-type invariant means on probability space	1
Radon and Carathéodory type theorems for staircase convexity	1
Multiplicative functions additive on polygonal numbers	1
Functional equations and martingales	1
On the total and strong version for Roman dominating functions in graphs	1
Continuous solutions to two iterative functional equations	1
Apollonian packings in seven and eight dimensions	1
The Artin-Hasse series and Laguerre polynomials modulo a prime	1
On the Cauchy difference of functions bounded modulo $$\mathbb {Z}$$ on “large” sets	1
The classification of Kleinewillinghöfer types of 2-dimensional Laguerre planes	1
The equation $$\pmb {f(xy) = f(x)h(y) + g(x)f(y)}$$ and representations on $$\pmb {\mathbb {C}^2}$$	1
Finite dimensional varieties on hypergroups	1
Refining the Hermite-Hadamard inequalities for operator convex maps in multiple operator variables	1
On a family of matrix equalities that involve multiple products of generalized inverses	1
On isosceles orthogonality and some geometric constants in a normed space	1
There is at most one continuous invariant mean	1
The Hardy–Littlewood–Pólya inequality of majorization in the context of $$\mathbf {\omega }$$–$$\textbf{m}$$–star-convex functions	1
On the general solutions of three functional equations	1
On non-monotonicity height of piecewise monotone functions	1
Sections and projections of nested convex bodies	1
Homogeneity of isosceles orthogonality, transitivity of the norm, and characterizations of inner product spaces	1
The conditional distributivity condition for T-uninorms revisited	1
On linear functional equations modulo $${\mathbb {Z}}$$	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
Characterization of the Bernoulli polynomials via the Raabe functional equation	1
Some remarks on the stability of the Cauchy equation and completeness	1
New generalizations of Steffensen’s inequality by Lidstone’s polynomial	1
Characterization of t-affine differences and related forms	1
A functional equation related to Wigner’s theorem	1
Weighted $$L^2$$-norms of Gegenbauer polynomials	1
Quadratic ellipsoids in Minkowski geometries	1
Set-valued solutions of a two-variable functional equation with involutions	1
On multiplicative functions additive on Goldbach-type sets	1
Global forcing number for maximal matchings in corona products	1
Note on generalized Archimedes–Borchardt algorithm	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
One-sided invertibility of discrete operators with bounded coefficients	1
A characterization of generalized multinomial coefficients related to the entropic chain rule	1
Packing squares into a rectangle with a relatively small area	1
Extreme area and perimeter bisectors in a triangle	1
A Levi–Civita functional equation on semigroups	1
Angular structure of equiangular cones in Euclidean spaces	1
Invariant vector means and complementability of Banach spaces in their second duals	1
Monomial functions, normal polynomials and polynomial equations	1
On optimal inequalities between three-point quadratures	1
Orthogonality preserving property for pairs of operators on Hilbert $$C^*$$-modules	1
Invariant affine subspaces	1
On the convergence of generalized power series solutions of q-difference equations	1
Using Aichinger’s equation to characterize polynomial functions	1
A functional equation of tail-balance for continuous signals in the Condorcet Jury Theorem	1
On the hyperstability of the generalized class of Drygas functional equations on semigroups	1
Bases consisting of self-referential functions in Banach spaces	1
Continuous selecting families and collectively fixed point theory	1
Commutants of the multidimensional Jennings group	1
Convex functions and approximate Birkhoff–James orthogonality	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
Transitivity and sensitivity of iterated function systems via Furstenberg families	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
Refinements of Jensen’s inequality by uniformly convex functions	1