Thms choice 1 Sections AutomataTheory Doc

NOTE: This operator coercing a to a Prop is normally invisible since it is pretty obvious when it is needed.

assert Def b == if b True else False fi

Thm* b:. b Prop

refl Def Refl(T;x,y.E(x;y)) == a:T. E(a;a)

Thm* T:Type, E:(TTProp). Refl(T;x,y.E(x,y)) Prop

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!abstractionalluniversefunctionpropmember
ifthenelsetruefalseboolassert