A formalization of Sambins's normalizati
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Edward Hermann Haeusler; Luiz Carlos Pereira
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Article
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1993
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John Wiley and Sons
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English
⚖ 529 KB
## Abstract Sambin [6] proved the normalization theorem (Hauptsatz) for GL, the modal logic of provability, in a sequent calculus version called by him GLS. His proof does not take into account the concept of reduction, commonly used in normalization proofs. Bellini [1], on the other hand, gave a n