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(*         *   The Coq Proof Assistant / The Coq Development Team       *)
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(**** Tactics Tauto and Intuition ****)
(**** Tauto: Tactic for automating proof in Intuionnistic Propositional Calculus, based on the contraction-free LJT* of Dickhoff ****)
(**** Intuition: Simplifications of goals, based on LJT* calcul ****)
(**** Examples of intuitionistic tautologies ****)
Parameter A B C D E F : Prop.
Parameter even : nat -> Prop.
Parameter P : nat -> Prop.

Lemma tauto : (forall x : nat, P x) -> forall y : nat, P y.