Randol Maximal Functions and the Integrability of the Fourier Transform of Measures D. I. AkramovaI. A. Ikromov Research Articles 06 July 2021 Pages: 661 - 678
On Changes of Variable that Preserve the Absolute Convergence of Fourier–Haar Series of Continuous Functions K. R. Bitsadze Research Articles 06 July 2021 Pages: 679 - 693
Density of Smooth Functions in Anisotropic Weighted Sobolev Spaces with Weights that are Locally Bounded and Locally Bounded Away from Zero A. Yu. Golovko Research Articles 06 July 2021 Pages: 694 - 701
Some Properties of Homogeneous \(\mathcal E\)-Manifolds V. V. Gorbatsevich Research Articles 06 July 2021 Pages: 702 - 711
Homology of Digraphs A. A. Grigor’yanYu. V. MuranovR. Jimenez Research Articles 06 July 2021 Pages: 712 - 726
Chromatic Numbers of Distance Graphs without Short Odd Cycles in Rational Spaces Yu. A. DemidovichM. E. Zhukovskii Research Articles 06 July 2021 Pages: 727 - 734
Inequalities for Eigenvalues of the Sub-Laplacian on Strictly Pseudoconvex CR Manifolds He-Jun Sun Research Articles 06 July 2021 Pages: 735 - 747
Properties of Neighborhoods of Attractors of Dynamical Systems B. S. Kalitine Research Articles 06 July 2021 Pages: 748 - 758
Solutions of Super-Linear Elliptic Equations and Their Morse Indices Foued Mtiri Research Articles 06 July 2021 Pages: 759 - 776
New Approach to the Procedure of Quantum Averaging for the Hamiltonian of a Resonance Harmonic Oscillator with Polynomial Perturbation for the Example of the Spectral Problem for the Cylindrical Penning Trap E. M. Novikova Research Articles 06 July 2021 Pages: 777 - 793
On the Estimates of Periodic Eigenvalues of Sturm–Liouville Operators with Trigonometric Polynomial Potentials C. Nur Research Articles 06 July 2021 Pages: 794 - 807
Refinement of Estimates of Sums of Sine Series with Monotone Coefficients and Cosine Series with Convex Coefficients A. Yu. Popov Research Articles 06 July 2021 Pages: 808 - 818
Certain Polynomial Stochastic Operators U. U. Jamilov Short Communications 06 July 2021 Pages: 828 - 831
A Completeness Theorem for the System of Eigenfunctions of the Complex Schrödinger Operator with Potential \(q(x)=cx^\alpha\) S. N. Tumanov Short Communications 06 July 2021 Pages: 836 - 839
On the Growth of the Number of Determinants with Restricted Entries L. M. Arutyunyan Research Articles 06 July 2021 Pages: 843 - 848
On Classes of Subcompact Spaces V. I. BeluginA. V. OsipovE. G. Pytkeev Research Articles 06 July 2021 Pages: 849 - 858
Locally Weak Version of the Contraction Mapping Principle Priyam ChakrabortyBinayak S. Choudhury Research Articles 06 July 2021 Pages: 859 - 866
Uniqueness Criterion for the Solution of Boundary-Value Problems for the Abstract Euler–Poisson–Darboux Equation on a Finite Interval A. V. Glushak Research Articles 06 July 2021 Pages: 867 - 875
On the Approximation of Analytic Functions by Shifts of an Absolutely Convergent Dirichlet Series M. JasasA. LaurinčikasD. Šiaučiūnas Research Articles 06 July 2021 Pages: 876 - 883
On Harmonic Polynomials Invariant under Unitary Transformations A. V. LobodaB. M. DarinskiiD. V. Kozoriz Research Articles 06 July 2021 Pages: 896 - 908
Endomorphism of Abelian Groups as Modules over Their Endomorphism Rings O. V. Lyubimtsev Research Articles 06 July 2021 Pages: 909 - 917
Asymptotics of the Head Wave in the Cauchy Problem for a Difference Scheme Corresponding to the Two-Dimensional Wave Equation with Localized Initial Data S. A. Sergeev Research Articles 06 July 2021 Pages: 918 - 931
Codazzi and Killing Tensors on a Complete Riemannian Manifold S. E. StepanovI. I. Tsyganok Research Articles 06 July 2021 Pages: 932 - 939
On Multipliers of Fourier Series in the Haar System N. T. TleukhanovaA. N. Bashirova Research Articles 06 July 2021 Pages: 940 - 947
Projectively Invariant Subgroups of Abelian \(p\)-Groups A. R. Chekhlov Research Articles 06 July 2021 Pages: 948 - 953
Smooth Nonprojective Equivariant Completions of Affine Space K. V. Shakhmatov Research Articles 06 July 2021 Pages: 954 - 961
Global Structure of Positive Solutions of Fourth-Order Problems with Clamped Beam Boundary Conditions Dongliang YanRuyun MaLiping Wei Research Articles 06 July 2021 Pages: 962 - 970
Large Solutions to Elliptic Systems of \(\infty\)-Laplacian Equations Jianduo YuFeiyao MaWeifeng Wo Research Articles 06 July 2021 Pages: 971 - 979
On a Method for Studying the Asymptotics of Solutions of Odd-Order Differential Equations with Oscillating Coefficients N. F. ValeevÉ. A. NazirovaYa. T. Sultanaev Short Communications 06 July 2021 Pages: 980 - 985
Refinement of the Asymptotics of the Number of Labeled Series-Parallel Graphs V. A. Voblyi Short Communications 06 July 2021 Pages: 986 - 989
Semiclassical Asymptotics for a Difference Schrödinger Equation with Two Coalescent Turning Points A. A. Fedotov Short Communications 06 July 2021 Pages: 990 - 994
Erratum to: Elementary Theory of the Alexander–Conway Polynomial A. B. Sossinsky Erratum 06 July 2021 Pages: 995 - 995