Nuprl Lemma : fpf-empty-compatible-left 0,22

A:Type, eq:EqDecider(A), B:Top, f:a:A fp Top.  || f 
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Definitionsa:A fp B(a), EqDecider(T), f || g, P  Q, x(s), P & Q, Prop, Top, xt(x), x:AB(x), t  T, , x  dom(f), b, False
Lemmasfpf-dom wf, assert wf, fpf-empty wf, deq wf, top wf, fpf wf

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