Nuprl Lemma : quotient_wf 13,42

T:Type, E:(TT). EquivRel(T;x,y.E(x,y))  ((x,y:T//E(x,y))  Type) 
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Upquot 1, quot 1
Definitionsx,yt(x;y), t  T, x(s1,s2), P  Q, , x:AB(x), Trans(T;x,y.E(x;y)), Sym(T;x,y.E(x;y)), Refl(T;x,y.E(x;y)), P & Q, EquivRel(T;x,y.E(x;y))
Lemmasequiv rel wf

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