Geodesic

Volume 24 (2023) no. 1

Sommaire

Closed classes in the functional system of polynomials with real coefficients
p. 5-14
Congruences of a free unar
p. 15-26
Nonlinear method of angular boundary functions in problems with cubic nonlinearities
p. 27-39
The problem of solvability of a positive theory of an arbitrary group is algorithmically unsolvable
p. 40-49
Regularized asymptotics of the solution of a singularly perturbed mixed problem on the semiaxis for an equation of Schrodinger type in the presence of a strong turning point for the limit operator
p. 50-68
First Appelrot class of pseudo-Euclidean Kovalevskaya system
p. 69-88
Application of megastable system with 2-D strip of hidden chaotic attractors to secure communications
p. 89-103
Partially-isospectral Sturm--Liouville boundary value problems on the finite segment
p. 104-113
The left-invariant Sasakian structure on the group model of the real extension of the Lobachevsky plane
p. 114-126
Strengthening of Gaisin's lemma on the minimum modulus of even canonical products
p. 127-138
On symmetries of 3-dimensional algebraic continued fractions
p. 139-181
On the best polynomial approximation of functions in the Hardy space Hq,R,(1≤q≤∞,R≥1)
p. 182-193
A criterion for the unique solvability of the spectral Poincare problem for a class of multidimensional hyperbolic equations
p. 194-202
The de~Rham cohomology of the algebra of polynomial functions on a simplicial complex
p. 203-212
On the solvability of the occurrence problem in a certain class of Artin groups
p. 213-218
The neighborhood of the Voronoi main perfect form from five variables
p. 219-227
On Buschman--Erdelyi and Mehler--Fock transforms related to the group SO0(3,1)
p. 228-236
On the set of exceptions in the product of sets of natural numbers with asymptotic density~1
p. 237-242
Empirical mathematical model of the dynamics of change in the coefficient of friction of a polymer composite material on steel 20X13 in vacuum during ion bombardment
p. 243-252
Stress concentration in a layered plane with an elliptical cutout
p. 253-263
XVIII century. At the origins of regular mathematical education in Russia. course of pure Mathematics>> by Yefim Dmitrievich Voityakhovsky
p. 264-275
Methodology of teaching the basics of artificial intelligence in the school course of computer science
p. 276-293
On the crater of an ejection formed by an explosion of two flat surface cord charges
p. 294-303
Analytical substantiation of the gyroscopic effect in the works of ~O.~I.~Somov
p. 304-312
Alexey Nikolaevich Parshin in the world of humanitarian sciences
p. 313-324
Igor Moiseevich Krichever (in memoirs)
p. 325-333
Sergey Sergeevich Demidov (to the 80-th anniversary of his birth)
p. 334-355