Geodesic

Volume 29 (1990) no. 3

Sommaire

Countable models of superstable theories
p. 265-283
Hereditary and semihereditary rings without nilpotent
p. 284-302
Recursive-combinatorial properties of subsets of natural
p. 303-314
Automorphisms of unipotent subgroups of Chevalley groups
p. 315-338
On the intersection of noncharacterizable varieties of
p. 339-344
On the fundamental group of a 3-manifold
p. 345-349
Undecidable properties of extensions of provability logic
p. 350-367
A group in a group
p. 368-378
Sessions of the seminar “Algebra i Logika”