Nuprl Lemma : R-compat-Rall2 11,40

T:Type, L:(T List), R:({x:T| (x  L)} es_realizer{i:l}), A:es_realizer{i:l}.
R-compat{i:l}(Rall(Lx.R(x)); A (x:T. (x  L R-compat{i:l}(R(x); A)) 
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Definitionsprop{i:l}, xt(x), P  Q, P  Q, t  T, P  Q, x(s), P  Q, x:AB(x)
Lemmases realizer wf, R-compat wf, l member wf, Rall wf, R-compat-symmetry, R-compat-Rall

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