Algebra Logika, 2013, Volume 52, Number 2

JOURNALS // Algebra i logika // Archive

2013, Volume 52, Number 2

	Computable categoricity of the Boolean algebra $\mathfrak B(\omega)$ with a distinguished automorphism N. A. Bazhenov, R. R. Tukhbatullina	131
	An application of the method of orthogonal completeness in graded ring theory A. L. Kanunnikov	145
	Topologizability of countable equationally Noetherian algebras M. V. Kotov	155
	The projective Beth property in well-composed logics L. L. Maksimova	172
	Describing ring varieties in which all finite rings have Hamiltonian zero-divisor graphs Yu. N. Mal'tsev, A. S. Kuz'mina	203
	Algorithmic decidability of the universal equivalence problem for partially commutative nilpotent groups A. A. Mishchenko, A. V. Treier	219
	Collapsing probabilistic hierarchies. I S. O. Speranskii	236

Communications
	The number of $P$-expansions of Abelian groups E. A. Palyutin	255

	Sessions of the seminar “Algebra i Logika”, Extended Sessions of the Seminar within the Framework of the Conference “Mal'tsev Readings” Dedicated to the 80th Anniversary of V. P. Shunkov (November 13–15, 2012)	259