matita/matita/tests/fix_betareduction.ma

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  14
  15
  16 include "coq.ma".
  17
  18 alias id "eq" = "cic:/Coq/Init/Logic/eq.ind#xpointer(1/1)".
  19 alias id "n" = "cic:/Suresnes/BDD/canonicite/Canonicity_BDT/n.con".
  20 alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
  21 theorem a:
  22   (\forall p: nat \to Prop.
  23   \forall n: nat. p n \to p n ) \to (eq nat n n).
  24 intro.
  25 apply (H (\lambda n:nat.(eq nat n n))).
  26 reflexivity.
  27 qed.