A. I. Oblakova. Isometric Embeddings of Finite Metric Spaces
G. M. Sechkin. Minimal Triangulations of Two-Dimensional Manifolds
D. A. Fedoseev and E. A. Kudryavtseva. The Bertrand's Manifolds with Equators
A. A. Konik and E. V. Chizhonkov. A Difference Scheme for Plasma Wakefield Simulation
N. V. Kotlyarov. Square-Free Words with One Possible Mismatch
A. Yu. Konovalov. Arithmetical Realizability and Basic Logic
V. N. Chubarikov. Complete Rational Arithmetic Sums
S. D. Kovalevskaya. Shock Wave Acceleration in a Gravitational Field. A Special Case