Nuprl Lemma : qle-iff 11,40

ab:a  b  (a < b  (a = b)) 
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Definitions{T}, , P  Q, P  Q, P & Q, P  Q, P  Q, t  T, x:AB(x), False
Lemmasqless irreflexivity, qless transitivity 2 qorder, qle weakening eq qorder, qle weakening lt qorder, qle wf, qless wf, rationals wf, qless complement qorder, qless trichot qorder

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