On weakening the Deduction Theorem and s
β
FΓ©lix Bou; Josep Maria Font; JosΓ© Luis GarcΓa Lapresta
π
Article
π
2004
π
John Wiley and Sons
π
English
β 284 KB
## Abstract This paper studies, with techniques of Abstract Algebraic Logic, the effects of putting a bound on the cardinality of the set of side formulas in the Deduction Theorem, viewed as a Gentzenβstyle rule, and of adding additional assumptions inside the formulas present in Modus Ponens, view