Nuprl Lemma : outl-inherence 0,22

a:Atom1, A:Type, v:A+Unit. AtomFree(Type;A isl(v outl(v):A>>a  v:A+Unit>>a 
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DefinitionsUnit, Type, #$n, , s = t, t  T, AtomFree(T;x), P  Q, x:AB(x), False, b, left+right, Atom$n, isl(x), outl(x), x:T>>a
Lemmasinheres wf, outl wf, assert wf, isl wf, atom-free wf, inl-inherence, unit wf

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