Nuprl Lemma : rels_iso_wf 13,42

TT':Type, R:(TT), R':(T'T'), f:(TT').
RelsIso(T;T';x,y.R(x,y);x,y.R'(x,y);f  
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Upgen algebra 1
Definitions of StatementRelsIso(T;T';x,y.R(x;y);x,y.R'(x;y);f)
Definitionsx(s1,s2), RelsIso(T;T';x,y.R(x;y);x,y.R'(x;y);f), t  T, , x:AB(x)
Lemmasiff wf

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