helm/software/matita/tests/a.ma

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  14
  15 axiom A : Prop.
  16 axiom B : Prop.
  17 axiom C : Prop.
  18 axiom a: A.
  19 axiom b: B.
  20
  21
  22 notation "#" non associative with precedence 90 for @{ 'sharp }.
  23 interpretation "a" 'sharp = a.
  24 interpretation "b" 'sharp = b.
  25
  26 ntheorem prova : ((A → A → B) → (A → B) → C) → C.
  27 # H;
  28 napply (H ? ?) [#L | #K1; #K2]
  29 napply #.
  30 nqed.