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ON THE RABIN’S SPEED-UP OF PROOFS FOR SOME SYSTEMS OF FIRST ORDER LOGIC

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CC BY-NC 4.0 This work is licensed under Creative Commons Attribution–NonCommercial International License (CC BY-NC 4.0).

Abstract

In the paper a notion of ordinary theory is considered. It is proved that some systems of first order predicate calculus are ordinary. This property is used for a proof complexity comparison in the considered systems.

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