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JOURNALS // Algebra i logika // Archive
Algebra Logika, 1971 Volume 10, Number 6, Pages 620–650 (Mi al1321)
This article is cited in 16 papers

Positive equivalences

Yu. L. Ershov


UDC: 517.11:518.5

Received: 25.11.1971



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© Steklov Math. Inst. of RAS, 2025