Algebra i Logika. Sem., 1964, Volume 3, Number 5-6

Algebra i Logika. Seminar

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1964, Volume 3, Number 5-6

	Some examples of rings without zero divisors L. A. Bokut'		5–28
	On complexity of inference in phase-structure grammars A. V. Gladkii		29–44
	The reduction-class $\forall \exists ^n\forall $ V. F. Kostyrko		45–55
	On elementary theories of free nilpotent algebras M. A. Taitslin		57–63
	The definition of arithmetic operations in the Ackermann model Jan Mycielski		64–65