g:OCMon, a, b:|g|. (a  b)  (b  a)  (a = b) 

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Up	groups 1
Definitions of Statement	Mon, AbMon, gset, OMon, OCMon, goset, a  b
Definitions	x,y. t(x;y), , x f y, OMon, t  T, x:A. B(x), t.2, t.1, , gset, Mon, x(s1,s2), P & Q, AbMon, LOSet, goset, a  b, |p|, OCMon, a  b
Lemmas	ocmon wf, loset wf, grp le wf, assert wf, grp car wf, linorder wf, oset of ocmon wf, set leq antisymmetry