Contents

Russian Mathematics

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Vol. 69, No. 6, 2025

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Exact Solution for Capillary Waves on Fluid Sheets

M. M. Alimov p. 1  abstract

Multiplicatively Idempotent Semirings with Annihilator Condition. II

E. M. Vechtomov p. 17  abstract

Oscillation Inequalities on Real and Ergodic H¹ Spaces. II

Sakin Demir p. 25  abstract

Conditions of Cantor and Co-Cantor Properties for Acts over the Trivial Semigroup

I. B. Kozhukhov, and A. S. Sotov p. 37  abstract

Uniqueness and Representation of Solutions to the Generalized Euler–Poisson–Darboux Equation

G. V. Krasnoschekikh, and Vit. V. Volchkov p. 47  abstract

On Closure of the Class of Homeomorphisms with Integrable Distortion and the Minimization of Functionals

S. K. Vodop’yanov, and S. V. Pavlov p. 61  abstract

On Universal Pairs Relative to the Vilenkin System

M. G. Grigoryan, L. N. Galoyan, and T. M. Grigoryan p. 67  abstract

Spectral Estimates for the Bounds of an Operator Matrix of Order Three

T. H. Rasulov, and M. Sh. Sharipova p. 73  abstract

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