Geodesic

Sommaire du Fascicule no. 1

Lattices of subvarieties of algebra varieties
p. 5-25
Almost torsion-free nilpotent groups
p. 27-32
The extension of isomorphisms of rings
p. 33-45
A certain hierarchy of sets. I
p. 47-74
One-place primitively recursive functions
p. 75-90
Extended elementary and universal theories of lattice-ordered
p. 91-103
Groups which can be almost approximated by finite $p$-groups
p. 105-111
Periodic group with almost regular involutions
p. 113-121

Sommaire du Fascicule no. 2

Complexity of computation of pseudorandom sequences
p. 4-19
Absolute convexity of certain subgroups of an orderable group
p. 20-26
Compact classes of algebraic systems
p. 27-41
Algebraic sets in Mal'cev algebras
p. 42-47
Answer to a question of P. R. Young
p. 48-54
The calculus of strict implication
p. 55-76
Some questions of recursive function theory
p. 77-84
The Frattini subgroup
p. 85-93
The elementary theories of lattices of ideals in polynomial rings
p. 94-97

Sommaire du Fascicule no. 3

Two theorems on recursively enumerable sets
p. 4-8
A theorem of G. Higman
p. 9-22
The minimization of a certain complexity function in the class of
p. 23-37
Restricted theories of totally ordered sets
p. 38-47
Intersection and union of relatively convex subgroups of orderable
p. 48-50
Matrix groups
p. 51-59
The $2$-signalizers of finite groups
p. 60-62
Matrix representation of automorphisms, extensions and solvable
p. 63-104
Hypersolvable groups of automorphisms of finite solvable groups
p. 105-107
Finite groups with cyclic nonprimary nilpotent subgroups
p. 108-118
The power of the set of maximal subalgebras of the algebra of
p. 119-121
Letter to the editor
Letter to the editor

Sommaire du Fascicule no. 4

Nilpotent groups and Lie algebras
p. 4-14
A certain hierarchy of sets. II
p. 15-47
Mal'cev algebras and their representations
p. 48-69
Nonperiodic groups with certain systems of invariant subgroups
p. 70-86
Bases in algebras of partial recursive functions
p. 87-105
Finite approximability of metabelian groups
p. 106-113
The preservation of elementary and universal equivalence in the
p. 114-119
The representation of groups over rational function fields
p. 120-123

Sommaire du Fascicule no. 5

Degrees of unsolvability of the conjugacy problem for finitely presented groups
p. 4-70
Computable enumerations
p. 71-99
A certain class of locally nilpotent rings
p. 100-108
Clusters of algebra
p. 109-116

Sommaire du Fascicule no. 6

Degrees of unsolvability of the conjugacy problem for finitely presented groups
p. 4-52
The solvability of the occurrence problem in finitely generated
p. 53-63
Prime ideals in polynomial rings
p. 64-66