Geodesic

Sommaire du Fascicule no. 1

Certain algorithmic problems for context-free grammars
p. 5-13
On infinite Frobenius groups
p. 15-29
Groups of automorphisms of group rings of right-orderable groups
p. 31-45
The complexity of the recognition of symmetry on Turing machines
p. 47-58

Sommaire du Fascicule no. 2

On elementary theories of local fields
p. 5-30
On infinite aggregates of identities in semi-groups
p. 31-32
The structure of isolated subgroups in finite groups
p. 33-50
On the universal equivalence for ordered abelian groups
p. 51-55
On unions of denumerable models
p. 57-58
Two remarks on $3$-step nilpotent groups
p. 59-65
On completely orderable rings
p. 67-85

Sommaire du Fascicule no. 3

On Cohn rings
p. 5-30
On elementary theory of maximal normalized fields
p. 31-70
On classes of axioms closed with respect to the given reduced
p. 71-77
On the theory of polycyclic groups
p. 79-83
On recursive isomorphism
p. 85-88

Sommaire du Fascicule no. 4

A criterion of pseudonormability of topological rings
p. 3-24
Factorization theorems for certain classes of rings without
p. 25-52
The algorithmic undecidability of inherent ambiguity of
p. 53-63
Прямое доказательство теоремы Мэтьюза
p. 65-70
Existential interpretation
p. 71-85
On radical ideals of an alternative ring
p. 87-102
On the theory of finite rings with division
p. 103-114

Sommaire du Fascicule no. 5

On the theory of biternary algebras
p. 5-16
Factorization theorems for certain classes of rings without
p. 17-46
On the decomposability of algebras in a certain quasivariety
p. 47-53
Maximum primitive classes in certain quasivarieties
p. 55-65
Nil-radical of a Mal'cev algebra
p. 67-78
Optimal computations and the frequency phenomenon of Jablonski\u{\i}
p. 79-93

Sommaire du Fascicule no. 6

Solvability of the elementary theory of certain classes of free
p. 5-14
Quasivarieties of Abelian groups
p. 15-19
On the theory of orderable groups
p. 21-27
Completely orderable rings
p. 29-46
On the elementary theory of maximal normed fields. II
p. 47-48