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An undecidable intermediate calculus
S. V. Popov
Received: 21.12.1978 Revised: 08.04.1981
Citation:
S. V. Popov, “An undecidable intermediate calculus”, Algebra Logika, 20:6 (1981), 654–706
Linking options:
https://www.mathnet.ru/eng/al1752 https://www.mathnet.ru/eng/al/v20/i6/p654
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