OOIR: Observatory of International Research

Papers

(The TQCC of St Petersburg Mathematical Journal 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 2021-02-01 to 2025-02-01.)

Article	Citations
Functions with small and large spectra as (non)extreme points in subspaces of ????^{∞}	7
Diagonal complexes for surfaces of finite type and surfaces with involution	7
Power dilation systems {????(????^{????})}_{????∈ℕ} in Dirichlet-type spaces	7
	6
Compact Hankel operators on compact Abelian groups	6
Smooth weight structures and birationality filtrations on motivic categories	5
Solution asymptotics for the system of Landau–Lifshitz equations under a saddle-node dynamical bifurcation	5
Singular matrix conjugacy problem with rapidly oscillating off-diagonal entries. Asymptotics of the solution in the case when a diagonal entry vanishes at a stationary point	5
	5
Geometry of planar curves intersecting many lines at a few points	5
Two stars theorems for traces of the Zygmund space	3
Parametrized symmetric groups and the second homology of a group	3
	3
	3
Extraction of harmonics from trigonometric polynomials by phase-amplitude operators	3
Weighted string equation where the weight is a noncompact multiplier: continuous spectrum and eigenvalues	3
Existence theory for the EED inpainting problem	3
On a Bellman function associated with the Chang–Wilson–Wolff theorem: a case study	3
Structure of the algebra of transition types, and the cut-and-join operator	2
Elliptic solitons and “freak waves”	2
On finite algebras with probability limit laws	2
Estimates of Green matrix entries of selfadjoint unbounded block Jacobi matrices	2
Norm inequalities with fractional integrals	2
Weighted means and an analytic characterization of discs	2
Bellman function method for general operators on martingales: arbitrary regular filtrations	2

Clebsh–Gordan coefficients for the algebra ????????₃ and hypergeometric functions	2
	2
Functions of perturbed noncommuting unbounded selfadjoint operators	2
Invariant subspaces of analytic perturbations	2
Key polynomials and preminimal pairs	2
Threshold approximations for the resolvent of a polynomial nonnegative operator pencil	2
Behavior of large eigenvalues for the two-photon asymmetric quantum Rabi model	2
Differentiable functions on modules and the equation ????????????????(????)=????????????????????(????)	2
Torsion divisors of plane curves and Zariski pairs	2
Steady state non-Newtonian flow in a thin tube structure: equation on the graph	2
Three dimensions of metric-measure spaces, Sobolev embeddings and optimal sign transport	2
	1
	1
Criteria for the absence and existence of bounded solutions at the threshold frequency in a junction of quantum waveguides	1
An effective algorithm for deciding the solvability of a system of polynomial equations over ????-adic integers	1
A new characterization of GCD domains of formal power series	1
The prime spectrum of an automorphism group of an ????????4(????,????+2,????)-graph	1
On normalizers of maximal tori in classical Lie groups	1
On meso-scale approximations for vibrations of membranes with lower-dimensional clusters of inertial inclusions	1
Eigenvalue asymptotics for polynomially compact pseudodifferential operators	1
On the least common multiple of several consecutive values of a polynomial	1
Metaharmonic functions: Mean flux theorem, its converse and related properties	1
Projective free algebras of bounded holomorphic functions on infinitely connected domains	1
	1
Sufficient conditions for the minimality of biconcave functions	1
On a mathematical model of a repressilator	1
Dihedral modules with ∞-simplicial faces and dihedral homology for involutive ????_{∞}-algebras over rings	1
Bernoulli numbers in embedding constants for Sobolev spaces with diverse boundary conditions	1
Symbol length of classes in Milnor ????-groups	1
Classes of convolutions with a singular family of kernels: Sharp constants for approximation by spaces of shifts	1
Nevanlinna characteristic and integral inequalities with maximal radial characteristic for meromorphic functions and for differences of subharmonic functions	1
Positivity principle for measures on uniformly convex Banach spaces	1
Do some nontrivial closed ????-invariant subspaces have the division property?	1
The regular free boundary in the thin obstacle problem for degenerate parabolic equations	1
Characterizing compact coincidence sets in the obstacle problem—a short proof	1
Arrangements of a plane ????-sextic with respect to a line	1
Complex WKB method for a system of two linear difference equations	1
On the algebraic cobordism spectra ???????????? and ????????????	1
Overgroups of subsystem subgroups in exceptional groups: inside a sandwich	1
Homogenization of hyperbolic equations with periodic coefficients in ℝ^{????}: Sharpness of the results	1