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» Normal Natural Deduction Proofs (in classical logic)
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JAR
2010
123views more  JAR 2010»
13 years 4 months ago
A Framework for Proof Systems
Meta-logics and type systems based on intuitionistic logic are commonly used for specifying natural deduction proof systems. We shall show here that linear logic can be used as a m...
Vivek Nigam, Dale Miller
RTA
2004
Springer
13 years 11 months ago
Rewriting for Fitch Style Natural Deductions
Logical systems in natural deduction style are usually presented in the Gentzen style. A different definition of natural deduction, that corresponds more closely to proofs in ord...
Herman Geuvers, Rob Nederpelt
LPAR
2005
Springer
13 years 11 months ago
Strong Normalization of the Dual Classical Sequent Calculus
We investigate some syntactic properties of Wadler’s dual calculus, a term calculus which corresponds to classical sequent logic in the same way that Parigot’s λµ calculus co...
Daniel J. Dougherty, Silvia Ghilezan, Pierre Lesca...
ACL
1989
13 years 7 months ago
Parsing as Natural Deduction
The logic behind parsers for categorial grammars can be formalized in several different ways. Lambek Calculus (LC) constitutes an example for a natural deduction 1 style parsing m...
Esther König
CADE
2007
Springer
14 years 6 months ago
Bidirectional Decision Procedures for the Intuitionistic Propositional Modal Logic IS4
We present a multi-context focused sequent calculus whose derivations are in bijective correspondence with normal natural deductions in the propositional fragment of the intuitioni...
Samuli Heilala, Brigitte Pientka