]> matita.cs.unibo.it Git - helm.git/commit
* definition of implication free propositional formulas
authorClaudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Tue, 28 Aug 2007 15:32:32 +0000 (15:32 +0000)
committerClaudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Tue, 28 Aug 2007 15:32:32 +0000 (15:32 +0000)
commit196824e1752495b174da3cdc3c8219e90d166f85
treee1ebcf982de4813a1a60277ba1efba7ae91c4841
parentc8e3d6b2b4f4c74f0f5a671cb2e121475af85f86
* definition of implication free propositional formulas
* definition of a classical semantics
* proofs of correctness of some syntactical manipulations to reach
  normal forms
* definition of sequent calculus trees
* proof of soundness of sequent calculus derivations
* proof of completeness of sequent calculus derivations (unfinished)
matita/library/demo/propositional_sequent_calculus.ma [new file with mode: 0644]