Geodesic

Volume 30 (1991) no. 4

Sommaire

The structure of finite lattices of subsemilattices
p. 385-404
On the upper semilattice of recursively enumerable ${\rm
p. 405-413
Semantically universal classes of models
p. 414-431
On generalizations of purity
p. 432-456
Decidability of the elementary theories of some finitely
p. 457-476
One-dimensional subalgebras of a Bernstein algebra
p. 477-504
Sessions of the seminar “Algebra i Logika”