Abstract
An original result about Hilbert Positive Propositional Calculus introduced in [11] is proven. That is, it is shown that the pseudo-canonical formulae of that calculus (and hence also the canonical ones) are a subset of the classical tautologies.
Original language | English |
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Pages (from-to) | 99-104 |
Number of pages | 6 |
Journal | Formalized Mathematics |
Volume | 2 |
DOIs | |
Publication status | Published - 2014 |
Keywords
- Hilbert positive propositional calculus
- classical logic
- canonical formulae