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JOURNALS // Algebra i logika // Archive

2004, Volume 43, Number 6


Semigroup Varieties on Whose Free Objects Almost All Fully Invariant Congruences are Weakly Permutable
B. M. Vernikov
635
Complexity of Categorical Theories with Computable Models
S. S. Goncharov, B. Khoussainov
650
Comparing Classes of Finite Structures
W. Calvert, D. Cummins, J. F. Knight, S. Miller
666
The Computable Dimension of $I$-Trees of Infinite Height
N. T. Kogabaev, O. V. Kudinov, R. Miller
702
Elementary Equivalence of Derived Structures of Free Semigroups, Unars, and Groups
A. G. Pinus
730
The Löwenheim–Skolem–Mal'tsev Theorem for $\mathbb{HF}$-Structures
V. G. Puzarenko
749


© Steklov Math. Inst. of RAS, 2026