OOIR: Observatory of International Research

Papers

(The TQCC of Periodica Mathematica Hungarica 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 2021-05-01 to 2025-05-01.)

Article	Citations
A class of wide neighborhood interior-point algorithms based on the algebraic equivalent transformation technique with specific functions	16
Ranks and presentations of some normally ordered inverse semigroups	11
Symmetric Shannon capacity is the independence number minus 1	9
Superclub, splitting, separating statements	8
Uniformly fully inert subgroups of abelian p-groups	7
Correction to: Functional graphs of rational maps induced by endomorphisms of ordinary elliptic curves over finite fields	7
Variable-exponent reaction–diffusion equations with a special medium void and damping effects	6
Hilbert’s inequalities with alternating signs	6
On the sums of squares of exceptional units in residue class rings	4
Coherent quivers	4
On open books for nonorientable 3-manifolds	3
Integrality and Thurston rigidity for bicritical PCF polynomials	3
On the Dirichlet problem at infinity on three-manifolds with multiple ends	3
Some q-supercongruences from the Bailey transformation	3
On the number of A-transversals in hypergraphs	3
The classification of $$\tau $$-tilting modules over algebras of type $$D_n$$	3
Normalized solutions for Choquard equations involving Hardy terms and local perturbations	3
A description via third degree character of quasi-symmetric semiclassical forms of class two	3
The algebraic equation $$xu=\lambda x^3 v$$ in the symmetric case	3
Correction to: A polynomial variant of diophantine triples in linear recurrences	3
On the $$\chi ^2$$ statistics of leading digits of irrational rotations with a large second or third partial quotient	3
FGF group rings	3
Sums of certain fractional parts	2
The impact of spatial and social structure on an SIR epidemic on a weighted multilayer network	2
Notes on general divisor problems related to Maass cusp forms	2

On singular values of products of matrices and log-majorization	2
On the $$L^1$$ and pointwise divergence of continuous functions	2
Quasi-quadratic modules in pseudo-valuation domain	2
Forcing axioms and the Galvin number	2
On the size of a linear combination of two linear recurrence sequences over function fields	2
Padovan numbers that are concatenations of a Padovan number and a Perrin number	2
Abelian p-groups with minimal full inertia	2
On E-curvature of homogeneous Finsler manifolds	2
The ascending chain condition on principal right ideals for semigroup constructions	2
On the sum of a Lucas number and a prime	2
Convergence rates for weighted sums of pairwise independent operators with applications	2
Proofs of Guo and Schlosser’s two conjectures	2
Description of the symmetric $$H_q$$-Laguerre–Hahn orthogonal q-polynomials of class one	2
A generalization of Gerzon’s bound on spherical s-distance sets	2
Tiltan and graphs with no infinite paths	2
Prime producing quadratic polynomials associated with real quadratic fields of class-number one	1
A molecular reconstruction theorem for $$H^{p(\cdot )}_{\omega }(\mathbb {R}^{n})$$	1
A description via second degree character of a family of quasi-symmetric forms	1
Characterizations of Kadison–Singer lattices and Lie triple derivations on Kadison–Singer algebras	1
On two tensors associated to the structure Jacobi operator of a real hypersurface in complex projective space	1
The lower bound of weighted representation function	1
Bifurcation and hybrid control in a discrete predator–prey model with Holling type-IV functional response	1
Gorenstein projective objects in comma categories	1
On some relations between ideals of nowhere dense sets in topologies on positive integers	1
On the integer solutions of the Diophantine equations $$z^2=f(x)^2 \pm f(y)^2$$	1
Unlimited accumulation by Shelah’s PCF operator	1
Parametric rigidity of the Hopf bifurcation up to analytic conjugacy	1
On the single partial Caputo derivatives for functions of two variables	1
A new corrector–predictor interior-point method for symmetric cone optimization	1
Extension of Mathieu series and alternating Mathieu series involving the Neumann function $$Y_\nu $$	1
Cauchy–Schwarz-type inequalities for solutions of Levi-Civita-type functional equations	1
Normal surface singularities with an integral homology sphere link related to space monomial curves with a plane semigroup	1
Abstract degenerate Volterra integro-differential equations: inverse generator problem	1
Corner’s theorem on modules with anti-isomorphic endomorphism algebras	1
On relations between partial moduli of smoothness in mixed metrics	1
The Redei–Berge Hopf algebra of digraphs	1
Classification of real hypersurfaces in complex quadric in terms of new tensors	1
Normal forms for rank two linear irregular differential equations and moduli spaces	1
Supercongruences involving Apéry-like sequences $$\{m^nG_n(x)\}$$ and $$\{m^nV_n(x)\}$$	1
Correction to: On positive integers n with σl(2n + 1) < σl(2n)	1
On a solvable system of p difference equations of higher order	1
On the number of weighted zero-sum subsequences	1
Notions of representability for cylindric algebras: some algebras are more representable than others	1
Packing a triangle by collections of its non-blocking homothetic copies	1
On the denominators of harmonic numbers, III	1
Center manifolds for delay-differential equations with variable argument	1
The lattice of one-sided congruences on an inverse semigroup	1
A radical theory for graphs that do not admit loops	1
Weighted least squares estimators for the Parzen tail index	1
On the symmetry measure of pseudorandom subsets	1

A construction of left equalizer simple medial semigroups	1
Some generalizations of a congruence by Sun and Tauraso	1
On closure compatibility of ideal topological spaces and idempotency of the local closure function	1
Hardy and Hardy–Littlewood–Pólya operators and their commutators on local fields	1
Asymptotic behavior of a logarithmic-viscoelastic wave equation with internal fractional damping	1
Zero-free neighborhoods around the unit circle for Kac polynomials	1
On the smallest area $$(n-1)$$-gon containing a convex n-gon	1
The automorphism group of certain polycyclic groups	1