Geodesic

Volume 108 (2020) no. 4

Sommaire

Two-Sided Estimates of the $L^\infty$-Norm of the Sum of a Sine Series with Monotone Coefficients~$\{b_k\}$ via the $\ell^\infty$-Norm of the Sequence~$\{kb_k\}$
p. 483-489
Spectral Analysis of Operator Polynomials and Second-Order Differential Operators
p. 490-506
Multiplicative Estimates for Derivatives on a Domain
p. 507-514
Accelerated and Unaccelerated Stochastic Gradient Descent in Model Generality
p. 515-528
On the Solvability of Riemann Problems in Grand Hardy Classes
p. 529-546
On Zeros of Sums of Cosines
p. 547-551
Inverse Subsemigroups of the Bicyclic Semigroup
p. 552-560
On Popular Sums and Differences for Sets with Small Multiplicative Doubling
p. 561-571
On Rational Approximation of Markov Functions by Partial Sums of Fourier Series on a Chebyshev--Markov System
p. 572-587
Distribution of Zeros of Exponential-Type Entire Functions with Constraints on Growth along a Line
p. 588-600
Localized Asymptotic Solution of a Variable-Velocity Wave Equation on the Simplest Decorated Graph with Initial Conditions on a Surface
p. 601-616
Periodic Besov Spaces and Generalized Moduli of Smoothness
p. 617-621
An Explicit Formula for the Number of Labeled Series-Parallel $k$-Cyclic Blocks
p. 622-624
Extremal Values of Moments of Nonnegative Polynomials
p. 625-628
On the Equality Relation Modulo a Countable Set
p. 629-631
Integral Representation of Sums of Series Associated with Special Functions
p. 632-637
Strengthening of Landau's Theorem for Holomorphic Self-Mappings of a Disk with Fixed Points
p. 638-640