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JOURNALS // Algebra i logika // Archive

1973, Volume 12, Number 2


Constructive models of complete decidable theories
S. S. Goncharov, A. T. Nurtazin
125
$tt$- and $m$-degrees
A. N. Degtev
143
An example of a solvable but not nilpotent $(-1,1)$-ring
G. V. Dorofeev
162
The upper semilattice $L(\gamma )$
Yu. L. Ershov, I. A. Lavrov
167
btt-reducibility. I
G. N. Kobzev
190
Undecidability of fields of rational functions over fields of characteristic $2$
Yu. G. Penzin
205
Every recursively enumerable extension of a theory of linear order has a constructive model
M. G. Peretyat'kin
211
Certain questions on generalized computability
L. N. Pobedin
220
Certain algorithmic questions for metabelian groups
E. I. Timoshenko
232


© Steklov Math. Inst. of RAS, 2026