Vol. 120, No. 1-2, 2026
Generalized Dense Chains
p. 3 abstract
Solvability Conditions for Convolution Type Integral Equations
p. 8 abstract
Constructive Gibbs Measures for the Three-State Ising–Potts Model on a Cayley Tree
p. 17 abstract
On Constructible Sets in Simpson’s Set Theory
p. 27 abstract
On Some Generalizations of \(E\)-Groups
p. 41 abstract
On the Fixed Point Theorems of Meir–Keeler Type and Applications on Fréchet Algebras
p. 55 abstract
On the Frattini Subgroup and the \(p\mathfrak{F}\)-Hypercenter of a Finite Group
p. 70 abstract
On the Behavior of the Shannon Function for the Depth of Boolean Functions in the Standard Basis
p. 77 abstract
Double Factorization Systems in an Equivariant Topology
p. 83 abstract
On Some Property of a Simplex Inscribed in a Ball
p. 105 abstract
On Boundary Layer Solutions in the Reaction–Diffusion Problem with a Singularly Perturbed Nonlinear Boundary Condition of Integral Type
p. 111 abstract
Intuitionistic Epistemic Logic from the Point of View of Classical Logic
p. 132 abstract
Correlation Length Lower Bound for the Random-Field Potts Model with the Greedy Lattice Animal
p. 150 abstract
Degenerate Resonance in Systems with Damped Oscillatory Perturbations
p. 157 abstract
Partial Sums of the Reciprocal Gaussian \(Q\)-Binomial Coefficients
p. 170 abstract
Solvability of Neumann–Dirichlet Inverse Problem for Stieltjes String with Mixed Spectral Data
p. 178 abstract
Parity of Extremal Functions of Embedding of Sobolev Spaces on an Interval with Uniform Norm and Dirichlet Boundary Conditions
p. 196 abstract
Bilinear Addition Theorems and Somos Sequences
p. 200 abstract
Generalized Abel Integral Operator on an Interval with Constant Coefficients and Nonlinear Equations
p. 207 abstract
Nonharmonic Fourier Series and Sharp Bernstein Type Inequalities
p. 216 abstract
Comparison Theorems for a Fourth-Order Variational Equation on a Metric Graph
p. 231 abstract
A Short Note on \(\rho\)-Semipermutable Subgroups of Finite Groups
p. 242 abstract
Mechanics-Like Singularly Perturbed Optimal Control Problems
p. 246 abstract
A Note on Absolutely Minimal Extensions in Finite Metric Spaces
p. 262 abstract
Inverse Problem for the Inhomogeneous One-Dimensional Euler–Poisson–Darboux Equation with Variable Potential
p. 270 abstract
On a Distribution of Edges of Higher-Dimensional Klein Polyhedra
p. 281 abstract
An Interchange Lemma for Categorial Dependency Grammars
p. 292 abstract
On the Monotonicity of Sequences Related to the Dirichlet and Lagrange Spectra
p. 306 abstract
Averaging Abstract Hyperbolic Equations
p. 320 abstract
A Source Identification Problem for a Class of Subdiffusion Equations Involving Nonlinear Intensity
p. 327 abstract
Analysis of Normalized Solution to an Elliptic Free Boundary Value Problem Driven by a Critical Nonlinearity
p. 346 abstract
Homogeneous Polynomials Defined on Spaces of Measurable Vector Functions
p. 358 abstract
On an Inequality for Critical Values of \(k\)-Symmetric Polynomials
p. 366 abstract
Integration of the Nonlinear Complex Modified Korteweg–de Vries (CMKdV) Equation with a Self-Consistent Source in the Form of a Series
p. 372 abstract
Robust Stability of High-Order Delay Systems with Unknown Parameters
p. 386 abstract
Ergodic Support of a Dynamical System and a Natural Representation of Choquet Distributions for Invariant Measures
p. 392 abstract
On Bloch Eigenfunctions of Sarnak Operator
p. 396 abstract