Geodesic

Volume 28 (1989) no. 1

Sommaire

Completeness in the arithmetical hierarchy, and fixed points
p. 3-17
On the conjugacy problem for automorphisms of free groups
p. 18-28
Special varieties of Lie algebras
p. 29-40
Terminal trilinear operations
p. 41-60
Extensions of homogeneous models
p. 61-74
Applications of precomplete numerations to $tt$-degrees and
p. 75-82
Abelian groups with a $\tau$-adic relation
p. 83-104
The property of $t$-retraceability and automorphisms of the
p. 105-116
A sufficient condition for the algebraicity of an automorphism
p. 117-119
Sessions of the seminar “Algebra i Logika”