Geodesic

Volume 22 (2019) no. 4

Sommaire

Al'fred L'vovich Shmel'kin (12.06.1938---22.12.2015)
p. 3-7
Solution of the problem of equality and conjugacy of words in a~certain class of Artin groups
p. 9-27
The problem of the power conjugacy words in a~tree product of free groups with cyclic amalgamation
p. 29-37
On the Artin semigroups
p. 39-49
On massive subsets in the space of finitely generated groups of diffeomorphisms of the line and the circle in the case of $C^{(1)}$ smoothness
p. 51-74
Algebraic geometry over algebraic structures. VIII. Geometric equivalences and special classes of algebraic structures
p. 75-100
Tame and wild automorphisms of differential polynomial algebras of rank~$2$
p. 101-114
Codimension sequences and their asymptotic behavior
p. 115-127
On the cardinality of relator sets of groups $F/\prod [N_i,N_j]$
p. 129-136
Invariants of classical braids valued in $G_{n}^{2}$
p. 137-146
Prime radicals of directed pseudo-ordered rings
p. 147-166
The group of quotients of the semigroup of invertible nonnegative matrices over local rings
p. 167-188
Quasi-simple finite groups of essential dimension~$3$
p. 189-199
Torsion-free Abelian groups of finite rank with marked bases
p. 201-228
On elementary and geometric equivalence of equational co-domains
p. 229-238
On convex directed subgroups of pseudo lattice-ordered groups
p. 239-252
Randomness and complexity in matrix groups
p. 253-262