Mathematical Notes

Article	Citations
Pivotal Weak Turaev $$\pi$$-Coalgebras	21
Weighted Estimates of the Fractional Type Marcinkiewicz Integral and Its Commutator on Morrey–Guliyev Spaces	14
A Note on $$L^1$$-Convergence of Fourier Series with Riesz Mean	13
Finite Groups in Which Maximal Subgroups of Sylow $$p$$-Subgroups are $$\mathcal{M}$$-Permutable	11
On the Krein–Rechtman Theorem in the Presence of Multiple Points	9
On the Gauss Maps of Minimal Surfaces Sharing Hyperplanes in Subgeneral Position	9
On the Reverse Dzyadyk Inequality for Polynomials with Zeros on a Closed Interval	8
Any Chebyshev Curve without Self-Intersections Is Monotone	8
S. R. Nasyrov’s Problem of Approximation by Simple Partial Fractions on an Interval	8
On the Representation of Sobolev Systems Orthogonal with Respect to the Inner Product with One Discrete Point	8
On the Boundedness of the Fractional Maximal Operator, the Riesz Potential, and Their Commutators in Orlicz Spaces	8
Lauricella Function and the Conformal Mapping of Polygons	8
On the Solvability of Nonlinear Parabolic Functional-Differential Equations with Shifts in the Spatial Variables	8
Weak Leibniz Algebras	8
On the Growth Function of $$n$$-Valued Dynamics	7
Some Algebraic Properties of Hermite–Padé Polynomials	7
Recognizability of the Groups $$PSp_8(7^m)$$ by the Set of Element Orders	7
Jackson–Stechkin Type Inequalities between the Best Polynomial Approximations and Generalized Moduli of Continuity in the Weighted Bergman Space $$\mathscr{B}_{2,\gamma}$$	7
Strong Polynomial Completeness of Almost All Quasigroups	7
Uniqueness of the Solution of the Inverse Problem for a Model of the Dynamics of an Age-Structured Population	6
A New Proof of a Result Concerning a Complete Description of $$ (n, n + 2) $$-Graphs with Maximum Value of the Hosoya Index	6
Auslander Condition and Gorenstein Rings	6
Lattices of Extensions of Cyclically Ordered Sets and Compactifications of Generalized Cyclically Ordered Spaces	6
Existence of Common Fixed Points of Generalized Set-Contractions on a $$b$$-Metric Space with a Directed Graph	6
On the Well-Posed Solvability of the Cauchy Problem for the Generalized Mainardi Equation	6

Calculation of the Asymptotics of the Solution of the Inhomogeneous Heat Equation by the Auxiliary Parameter Method	6
On the $$p(x)$$-Curl-System Problem with Indefinite Weight and Nonstandard Growth Conditions	6
Embedding of Free Nilpotent (Metabelian) Groups in Partially Commutative Nilpotent (Metabelian) Groups	5
On the Number of Minimum Dominating Sets in Trees	5
Lacunary Recurrence Relations with Gaps of Length 8 for the Bernoulli and Euler Polynomials	5
On a Refinement of the Schneider–Lang theorem	5
$$\pmb N$$-Laplacian Equation with a Nonlinear Neumann Boundary Condition and a Singular Nonlinearity	5
On Power Series Related to Multivariate Records	5
Asymptotic Solutions of Flow Problems with Boundary Layer of Double-Deck Structures	5
Characterizations of $$\sigma$$-Solvable Finite Groups	5
On Sufficient Conditions for the Consistency of Local Linear Kernel Estimators	5
Solution of a Boundary Value Problem for a System of Integro-Differential Equations Arising in a Model of Plasma Physics	5
Local Extremal Interpolation on the Semiaxis with the Least Value of the Norm for a Linear Differential Operator	5
Behavior of Solutions to the Fuzzy Difference Equation $$z_{n+1}=A+\dfrac{B}{z_{n-m}}$$	5
Counterexamples to the Hardy–Littlewood Theorem for Generalized Monotone Sequences	5
Fractional Kinetic Equations	5
Estimate of the Convergence Rate in the Riemann Localization Principle for Trigonometric Fourier Series of Continuous Functions	5
On Weyl Multipliers for Unconditional Convergence of Series in Ciesielski Systems	5
Extremality of Gibbs Measures for the $$HC$$-Blume–Capel Model on the Cayley Tree	5
On Analogues of Heilbronn’s Theorem	4
Contractibility of Sparse Clouds	4
Average Dimension of Shift Spaces and Their Subspaces	4
Linear Weingarten Spacelike Submanifolds in Semi-Riemannian Space Form	4
Theoretical Analysis of Weighted $$\ell_{1}$$ and $$\ell_{1-2}$$-Minimization with Multiple Weighting Sets	4
Alexandroff Homology and Path Homology	4
Trigonometric Polynomials with Frequencies in the Set of Cubes	4
Quotients of Dense Subsets of Integers and Short Distances between Product Elements	4
On a Polynomial Version of the Sum-Product Problem for Subgroups	4
A Finite Group with a Maximal Miller–Moreno Subgroup	4
The Cost of Symmetry in Connected Graphs	4
Complex Appell–Bessel Functions and Their Degenerate Analogs	4
On the Convergence of Negative-Order Cesàro Means of Fourier and Fourier–Walsh Series	4
On Embeddings in the Class of Partially Commutative Nilpotent Groups	4
Spectral Expansion for Nonself-Adjoint Differential Operators with Periodic Matrix Coefficients	4
On the Torsion in the Group $$F/[M,N]$$ in the Case of Combinatorial Asphericity of the Groups $$F/M$$ and $$F/N$$	4
Approximation Numbers of the Two-Dimensional Rectangular Hardy Operator	4
Basic Predicate Calculus is Sound with Respect to a Modified Version of Strictly Primitive Recursive Realizability	4
Davenport Constant for Finite Abelian Groups with Higher Rank	4
Limit Theorem on Convergence to the Local Time of a Brownian Bridge	4
Eta-Invariants for Parameter-Dependent Operators Associated with an Action of a Discrete Group	4
Complete Shrinking General Ricci Flow Soliton Systems	4
Invariants of Permutational Unitary Equivalence Classes of the Parseval Frames	4
Weakly Dissipative Linear Dynamical Systems and a Quadratic Keldysh Pencil	4
Approximate Search for the $$k$$th Order Distance in a System of Unit Square Points	3
On Two-Distance $$(0,1)$$-Counterexamples to Borsuk’s Conjecture in $$l_p$$ Metrics	3
Relation between Regularity of Quadratic Stochastic Operators and Associativity of Algebras Generated by These Operators	3
Sub-Riemannian Coarea Formula for Classes of Noncontact Mappings of Carnot Groups	3
Basic Predicate Calculus is not Sound with Respect to the Strong Variant of Strictly Primitive Recursive Realizability	3
Asymptotics of the Relaxation Cycle in the Modified Logistic Equation with Delay	3
Underlying Manifolds of High-Dimensional Morse–Smale Diffeomorphisms with Saddles of Codimension 1	3

On Disjointness-Preserving Biadditive Operators	3
On Algebraic Properties of Integrals of Products of Some Hypergeometric Functions	3
On Various Notions of Representability of $$l_r$$-Spaces in Orlicz Function Spaces	3
The Space $$H_p$$ of Solutions of Degenerate Parabolic Equations	3
A Mixed Problem for a Class of Second-Order Nonlinear Hyperbolic Systems with Dirichlet and Poincaré Boundary Conditions	3
Maslov Viktor Pavlovich (1930–2023)	3
On the Asymptotics of the Traveling Wave Velocity on a Saddle-Node Trajectory	3
$$\beta_1$$-Triangulations of 3-Manifolds	3
Erratum to: Exact Discretization of the $$L_2$$-Norm with Negative Weight	3
On the Properties of Rings of Integro-Differential Operators and Their Corresponding Equations	3
Rate of Convergence of Chernoff Approximations of Operator $$C_0$$-Semigroups	3
Almost Geodesic Mappings and Projections of the Sphere	3
Sharp $$L^p$$-Estimates for the Fourier Transform of Surface Measures	3
Local Dynamics of a Singularly Perturbed Second Order Equation with State-Dependent Delay	3
On the Delocalization of a Quantum Particle under the Adiabatic Evolution Generated by a One-Dimensional Schrödinger Operator	3
Approximation of Mathieu Functions by Parabolic Cylinder Functions	3
On the Marcinkiewicz–Calderón Interpolation Theorem for Integral Operators	3
On the Connection between the Growth of Zeros and the Decrease of Taylor Coefficients of Entire Functions	3
Stechkin’s Problem on Approximation of the Differentiation Operator in the Uniform Norm on the Half-Line	3
Constructive Semiclassical Asymptotics of Bound States of Graphene in a Constant Magnetic Field with Small Mass	3
Zeros of Generalized Hermite Polynomials and Ensemble of Gaussian Random Matrices	3
Generalized Vilenkin Groups	3
Construction of Partial Solutions Using Special Functions for Equations with Fractional Derivative	3
Periodic Gibbs Measures and Their Extremality for the HC-Blume–Capel Model in the Case of a Wand with a Chemical Potential on a Cayley Tree	3
Mixed Problem for a Nonlinear Schrödinger Equation of Negative Order in the Class of Periodic Infinite-Gap Functions	3
On Periodicity of the Somos Sequences Modulo $$m$$	3
On Global Solutions of Second-Order Quasilinear Elliptic Inequalities	3
Large Gaps between Sums of Two Squareful Numbers	3
Proof of the Brunn–Minkowski Theorem by Brunn Cuts	3
Lichnerowicz Laplacian from the Point of View of the Bochner Technique	3
On a Finite Group Generated by Subnormal Supersoluble Subgroups	3
On the Best Simultaneous Approximation in the Bergman Space $$B_2$$	2
Banach–Mazur Distance from $$\ell_p^3$$ to $$\ell_\infty^3$$	2
Approximation of Periodic Functions of High Generalized Smoothness by Fourier Sums	2
Pointwise Semicommutative Rings	2
Extremal Interpolation in the Mean in the Space $$L_1(\mathbb R)$$ with Overlapping Averaging Intervals	2
Boundedness of Solutions of the Ginzburg–Landau System Involving a Subelliptic Operator	2
On Old and New Formulas for the Catalan and Apéry Constants	2
Hochschild Cohomology of Some Finite Category Algebras as Simplicial Cohomology	2
Andrei Andreevich Shkalikov	2
Estimation of the Norm of the Hermite–Fejér Interpolation Operator with Variable Order Derivatives in Sobolev Spaces	2
Jacobi’s Triple-Product Identity and an Associated Family of Theta-Function Identities	2
Gibbs Measures for the $$\mathrm{HC}$$-Model in the Case of a Graph of Type “Key” on a Cayley Tree	2
A Remarkable Quadratic Form of Voronoi	2
Controllability of Nonstationary Discrete Descriptor Systems under Conditions of Invertibility of a Transformation to a Structural Form	2
On Questions Posed by Shemetkov, Ballester-Bolinches, and Perez-Ramos in Finite Group Theory	2
Ideal of the Variety of Flexes of Plane Cubics	2
Weighted Integrability of Multiple Multiplicative Fourier Transforms	2
Unique Response Roman Domination Versus 2-Packing Differential in Complementary Prisms	2
Covering a Set by a Convex Compactum: Error Estimates and Computation	2
Bernstein Inequality for the Riesz Derivative of Order $$0<\alpha<1$$ of Entire Functions of Exponential Type in the Uniform Norm	2
Sharp Bernstein Inequalities for Jacobi–Dunkl Operators	2
Spectral Properties of the Friedrichs Model with Involution	2
An Efficient Algorithm for Decomposing a Vector into Two Vectors with a Small Uniform Norm	2
Lyapunov Inequality for Second-Order Equation with Operator of Distributed Differentiation	2
Functional Ghobber–Jaming Uncertainty Principle	2
Kolmogorov Widths of the Class $$W_1^1$$	2
A Note on Systems of Equations of Power Sums	2
Investigation of Data Dependence and Convergence Behavior of $$\mathcal{M}$$-Iteration on Banach Spaces with an Application	2
Reconstruction of Functions in Sobolev- and Korobov-Type $$p$$-Ary Classes with Small Smoothness Parameters	2
A Note on Some New Sharp Results on the Zeros of New Area Nevanlinna Type Spaces in the Unit Disk	2
Close Turning Points and the Harper Operator	2
Word Transformations Using Left Quasigroups	2
Massive Helson Sets	2
To the Problem of a Point Source in an Inhomogeneous Medium	2
On Operator Estimates for Elliptic Operators with Mixed Boundary Conditions in Two-Dimensional Domains with Fast Oscillating Boundary	2
John–Nirenberg Inequality for Riemann Type Series	2
Uniformly Convex Sets in Banach Spaces	2
Fields of Algebraic Numbers Whose Multiplicative Groups are Free Modulo the Group of Units	2
Chaotic Laminations and Their Properties	2
On the Smirnov-Type Inequality for Polynomials	2
Reidemeister Classes, Wreath Products, and Solvability	2
On the Lagrangian Geometry of the Tangent Bundle of a Toric Variety	2
Feedback Strategies in a Game-Theoretical Control Problem for a Nonlocal Continuity Equation	2
On the Existence of a Nonextendable Solution of the Cauchy problem for a $$(1+1)$$-Dimensional Thermal-Electrical Model	2
Uniform Convergence of Sine Series with Fractional-Monotone Coefficients	2
Inheritance of Generic Singularities of Solutions of a Linear Wave Equation by Solutions of Isoentropic Gas Motion Equations	2
On Projection from $$A^P_\Omega$$ to the Hardy Spaces $$H^p$$	2
On Spaces Associated with Weighted Cesàro and Copson Spaces	2
A Series of Spectral Gaps for the Almost Mathieu Operator with a Small Coupling Constant	2

Density of Zeros of the Cartwright Class Functions and the Helson–Szegő Type Condition	2
Hereditary Saturated Subsets and the Invariant Basis Number Property of the Leavitt Path Algebra of Cartesian Products	2
Improving Cardinality Estimation of Sums of Sets with Convexity	2
Sets of Uniqueness for Subsystems of the Trigonometric System	2
Aggrandization of Spaces of Holomorphic Functions Reduces to Aggrandization on the Boundary	2
Deficiency Indices of Block Jacobi Matrices That Do Not Satisfy the Carleman Condition, and Operators with Point Interactions	2
Values of the Riemann Zeta Function and the Dirichlet Beta Function at Positive Integer Points and Multiple Numerical Series	2
First Asymptotics of Solutions of Degenerate Second-Order Differential Equations	2
On the Energy of Roots	2
Kolmogorov Widths of an Intersection of Anisotropic Finite-Dimensional Balls in the Case of $$2\le q_j<\infty$$	2
Simulation of Delay Using a System of Ordinary Differential Equations	2
Letter to the Editor	2
A Refinement of the Two-Radius Theorem on the Bessel–Kingman Hypergroup	2
Many-Dimensional Morse–Smale Diffeomeophisms with a Dominant Saddle	2
Isothermic Surfaces Associated with the Cylinder Obtained by Ribaucour Transformations	2
Definition and Properties of Measures of Stability and Instability of Zero Solution of a Differential System	2
Compactifications of Homeomorphism Groups of Linearly Ordered Compacta	2
On Hereditarily Undecidable Fragments of Basic Elementary Theories	2
Uniqueness of the Solution of a Class of Integral Equations with Sum-Difference Kernel and with Convex Nonlinearity on the Positive Half-Line	2
On Solving the Pell Equation with Right-Hand Side $$\pm2$$ Using Continued Fractions	2
Construction of Solutions to Analogs of Nonstationary Schrödinger Equations Corresponding to a Pair of Isomonodromic Hamiltonian Systems $$H^{5/2+3/2}$$ and $$H^{5/2+2}$$ of the Hierarc	2
Qualitative Properties of the Obstacle Problem Solution for the Stieltjes String	2
Numerical Simulation of the Variable Order Fractional Integro-Differential Equation via Chebyshev Polynomials	1
Limit Theorems for Random Walks in the Hyperbolic Space	1
On the Minimal Number of Edges in Induced Subgraphs of Special Distance Graphs	1
On the Absolute Convergence of Fourier Series of Functions of Two Variables in the Space $$C^{1,\omega}$$	1
On the Estimate of Integral Norm of Solution of the Dirichlet Problem for Quasilinear Elliptic Equation	1
On Lie Algebras Defined by Tangent Directions to Homogeneous Projective Varieties	1
Sturm Separation Theorems for a Fourth-Order Equation on a Graph	1
Residue Designs Modulo a Given Number on the Circle	1
Regularity of Calderón–Zygmund Operators in Domains	1
On the Norms and Eigenvalues of $$r$$-Circulant Matrices with $$k$$-Mersenne and $$k$$-Mersenne–Lucas Numbers	1
Accelerated Algorithm for Splitting a Vector into Two Vectors with Small Uniform Norm	1
On Some Quotients of Hyperbolic Groups	1
On the Approximability and Parametrization of Preimages of Elements of Carnot Groups on Sub-Lorentzian Structures	1
On Existence of Periodic Points in a System of Intervals	1
On the Sum of Negative Eigenvalues of the Three-Dimensional Schrödinger Operator	1
On a Property of Quasi-Kähler Manifolds	1
On a Problem with Conjugation Conditions for an Equation of Even Order Involving a Caputo Fractional Derivative	1
On Algebraic Properties of Functions Related to Hypergeometric Functions	1
On the Additive Complexity of Some Integer Sequences	1
Perturbed Toeplitz Matrices and Their LU-Decompositions	1
On the Conditions for the Solvability of Boundary-Value Problems for Higher-Order Equations with Discontinuous Coefficients	1
On the Existence of a Positive Solution of a Boundary Value Problem for a Nonlinear Second-Order Functional-Differential Equation with Integral Boundary Conditions	1
Applying Lauricella’s Function to Construct Conformal Mapping of Polygons’ Exteriors	1
Smoothness of Generalized Eigenfunctions of Differential–Difference Operators on a Finite Interval	1
On Commuting Automorphisms of a Finite Nonabelian Group with Metacyclic Central Quotient	1
Finite Groups with Three Nonconjugate Maximal Formational Subgroups	1
Historic Behavior in Discrete-time Replicator Dynamics	1
System of Inequalities in Continued Fractions from Finite Alphabets	1
Symmetrization and Integral Inequalities	1
Topological and Homological Properties of the Orbit Space of a Simple Three-Dimensional Compact Linear Lie Group	1
Spectral Synthesis on the Reduced Heisenberg Group	1
Nonsingular Morse–Smale Flows with Three Periodic Orbits on Orientable $$3$$-Manifolds	1
On the Problems Associated with Sum of Dilates	1
On the Topological Index of Elliptic Operators on Two-Dimensional Manifolds with Cylindrical Ends	1
Blow-up of Solutions of the Cauchy Problem for the Doubly Nonlinear Equation of a Thermoelectric Model	1
Associativity and Distributivity of Analytic Functions	1
Topologically Mixing Diffeomorphisms on the Infinite-Dimensional Torus	1
Instability of Equilibria in a Solenoidal Force Field	1
Rigid Poisson Suspensions without Roots	1
Inequalities for Rational Functions with Prescribed Poles	1
Dynamics of Moments and Stationary States for GKSL Equations of Classical Diffusion Type	1
A New Approach to the Complexification of Max-Stable Distributions Using Random Angles	1
On $$\mathfrak{L}_{\infty}$$-Liftings of the Gelfand–Naimark Morphism	1
Emergence of a Hierarchy of Singularities in Zero-Pressure Media. Two-Dimensional Case	1
Multiplicatively Idempotent Semirings in which All Congruences Are Ideal	1
Localization of Solutions of Ordinary Differential Equations near an Unstable Singular Point	1
On Additive Semigroups of Idempotent Semirings with Identity	1
On Generalizations of Statistical Convergence and Lacunary Statistical Convergence in Neutrosophic Normed Spaces	1
On the Question of the Definability of Certain Classes of Completely Decomposable Abelian Torsion-Free Groups by Their Homomorphism Groups	1
Class Preserving Automorphisms of Some Nilpotent Groups of Class 2	1
On the Equivalence of Borel Sets	1
Existence, Asymptotics, and Lyapunov Stability of Solutions of Periodic Parabolic Problems for Tikhonov-Type Reaction–Diffusion Systems	1
Perverse Sheaves on Toric Varieties and Stacks	1
On the Uniform Stability of Recovering Sine-Type Functions with Asymptotically Separated Zeros	1
Continuity of a Metric Function and Projection in Asymmetric Spaces	1
Blaschke Products and Smale’s Conjecture on Complex Polynomials	1
Existence of Bargaining Sets for Cooperative Games with Fuzzy Payoffs	1
Algebraic Turbulent Foliations	1
On the Blow-Up Result for a Viscoelastic Plate Equation with Nonlinear Frictional Damping	1
Analytic Complexity: Functions with One-Dimensional Stabilizer in the Gauge Group	1
Sufficient Conditions for a Minimum of a Strongly Quasiconvex Function on a Weakly Convex Set	1
On New Orthogonally Generalized Additive-Quadratic Functional Equations in the Sense of Rätz and Their Stability	1
Solution of the Mixed Problem for a Third-Order Partial Differential Equation	1
Quasi-Classical Approximation of Monopole Harmonics	1
Some Classes of Tetradiagonal Determinants via Certain Polynomial Families	1
On the Positive Definiteness of Functions of the Form $$h(\rho(x))+\beta\rho(x)h'(\rho(x))$$	1
On Joint Universality of the Riemann and Hurwitz Zeta-Functions	1
Sufficient Conditions for the Linear Convergence of an Algorithm for Finding the Metric Projection of a Point onto a Convex Compact Set	1
Analog of Schoenberg’s Theorem for $$a$$-Conditionally Negative Definite Matrix-Valued Kernels	1
Extremal Positivity Problem for Integrals of Sine Series with Monotone Coefficients	1
Solution of the Quantum Three-Body Problem in a Neighborhood of the Three-Particle Forward Scattering Direction	1
Cubical and Simplicial Sets in the Category of Quivers	1
Ricci Solitons on Generalized Sasakian-Space-Forms with Kenmotsu Metric	1