Nuprl Lemma : grp_leq_complement 13,42

g:OCMon, ab:|g|. ((a  b))  (b < a
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Upgroups 1
Definitions of StatementMon, AbMon, gset, OMon, OCMon, goset, a  b, a < b
Definitionsx,yt(x;y), , x f y, OMon, t  T, x:AB(x), t.2, t.1, , gset, Mon, x(s1,s2), P & Q, AbMon, goset, a  b, |p|, OCMon, a < b, a  b
Lemmasocmon wf, grp le wf, assert wf, grp car wf, linorder wf, oset of ocmon wf, set leq complement

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