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 2020-11-01 to 2024-11-01.)

Article	Citations
Searchlight asymptotics for high-frequency scattering by boundary inflection	7
Cantor uniqueness and multiplicity along subsequences	7
Homogenization of hyperbolic equations with periodic coefficients in ℝ^{?}: Sharpness of the results	7
Short wave diffraction on a contour with a Hölder singularity of the curvature	6
Threshold approximations for the resolvent of a polynomial nonnegative operator pencil	6
Szegő-type limit theorems for “multiplicative Toeplitz” operators and non-Følner approximations	5
Clebsh–Gordan coefficients for the algebra ??₃ and hypergeometric functions	5
Criteria for the absence and existence of bounded solutions at the threshold frequency in a junction of quantum waveguides	5
The set of zeros of the Riemann zeta function as the point spectrum of an operator	5
On meso-scale approximations for vibrations of membranes with lower-dimensional clusters of inertial inclusions	5
Balayage of measures and subharmonic functions to a system of rays. II. Balayages of finite genus and growth regularity on a single ray	4
Improved resolvent ?²-approximations in homogenization of fourth order operators	3
Solvability of a critical semilinear problem with the spectral Neumann fractional Laplacian	3
Metaharmonic functions: Mean flux theorem, its converse and related properties	3
Nonstandard Liouville tori and caustics in asymptotics in the form of Airy and Bessel functions for 2D standing coastal waves	3
Cauchy problem for the nonlinear Hirota equation in the class of periodic infinite-zone functions	3
Rubio de Francia extrapolation theorem and related topics in the theory of elliptic and parabolic equations. A survey	3
Homogenization of Kirchhoff plates joined by rivets which are modeled by the Sobolev point conditions	3
Nonuniqueness of Leray–Hopf solutions for a dyadic model	3
$L_2$-theory for two viscous fluids of different types: Compressible and incompressible	3
Structure of the maximal ideal space of ?^{∞} on the countable disjoint union of open disks	2
Classes of convolutions with a singular family of kernels: Sharp constants for approximation by spaces of shifts	2
Extraction of harmonics from trigonometric polynomials by phase-amplitude operators	2
Spectral asymptotics for a family of LCM matrices	2
Inverse mean value property of solutions to the modified Helmholtz equation	2

Scattering of a surface wave in a polygonal domain with impedance boundary	2
The regular free boundary in the thin obstacle problem for degenerate parabolic equations	2
Steady state non-Newtonian flow in a thin tube structure: equation on the graph	2
Sharp estimates for mean square approximations of classes of periodic convolutions by spaces of shifts	2
On the constants in abstract inverse theorems of approximation theory	2
Functions of perturbed pairs of noncommutative dissipative operators	2
Overgroups of subsystem subgroups in exceptional groups: A 2?₁-proof	2
Eigenvalue asymptotics for polynomially compact pseudodifferential operators	2
Elliptic solitons and “freak waves”	2
Reflection groups and the pizza theorem	2
Automorphisms of algebraic varieties and infinite transitivity	2
Weighted Littlewood–Paley inequality for arbitrary rectangles in ℝ²	2
Global pointwise estimates of positive solutions to sublinear equations	1
Overgroups of subsystem subgroups in exceptional groups: nonideal levels	1
Growth theorems for metric spaces with applications to PDE	1
A note on the centralizer of a subalgebra of the Steinberg algebra	1
Projective free algebras of bounded holomorphic functions on infinitely connected domains	1
Characterizing compact coincidence sets in the obstacle problem—a short proof	1
Asymptotics and estimates for the discrete spectrum of the Schrödinger operator on a discrete periodic graph	1
General elementary solution of a ?-sided convolution type homogeneous equation	1
Power dilation systems {?(?^{?})}_{?∈ℕ} in Dirichlet-type spaces	1
Radiation and scattering in electromagnetic waveguides near thresholds	1
Donoghue ?-functions for Singular Sturm–Liouville operators	1
Quaternionic Grassmannians and Borel classes in algebraic geometry	1
On Cayley representations of finite graphs over Abelian $p$-groups	1
Banach limits: extreme properties, invariance and the Fubini theorem	1
Almost minimizers for certain fractional variational problems	1
Schrödinger operator with decreasing potential in a cylinder	1
Dihedral modules with ∞-simplicial faces and dihedral homology for involutive ?_{∞}-algebras over rings	1
Complex WKB method for a system of two linear difference equations	1
Joint weighted universality of the Hurwitz zeta-functions	1
Classification of taut irreducible real linear representations of compact connected Lie groups	1
Floquet problem and center manifold reduction for ordinary differential operators with periodic coefficients in Hilbert spaces	1
Problems on the loss of heat: herd instinct versus individual feelings	1
Maxwell operator in a cylinder with coefficients that do not depend on the cross-sectional variables	1
Solutions of Gross–Pitaevskii equation with periodic potential in dimension three	1
Embeddings of Orlicz–Lorentz spaces into $L_1$	1
A note on weak solutions to the Navier–Stokes equations that are locally in ?_{∞}(?^{3,∞})	1
Lagrange multipliers for evolution problems with constraints on the derivatives	1
Twisted quadratic foldings of root systems	1
A posteriori estimates of the deviation from exact solutions to variational problems under nonstandard coerciveness and growth conditions	1
Functions of perturbed noncommuting unbounded selfadjoint operators	1
Triangulated categories of framed bispectra and framed motives	1
Functions with small and large spectra as (non)extreme points in subspaces of ?^{∞}	1
Jackson type inequalities for differentiable functions in weighted Orlicz spaces	1
Distance difference functions on nonconvex boundaries of Riemannian manifolds	1
Index of a singular point of a vector field or of a 1-form on an orbifold	1