Nuprl Lemma : mon_itop_op 13,42

g:IAbMonoid, ab:.
(a  b)
 (EF:({a..b}|g|).
 ( a  i < bE(i) * F(i)) = (( a  i < bE(i)) * ( a  i < bF(i)))  |g|) 
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Upgroups 1
Definitions of StatementIMonoid, IAbMonoid
Definitionst  T, x:AB(x), xt(x), {T}, , x(s), x f y, P  Q, P & Q, P  Q, P  Q, False, A, A  B, i  j < k, {i..j}, IMonoid, {i...}, IAbMonoid
Lemmasiabmonoid wf, int upper wf, grp op wf, mon itop wf, grp car wf, int seg wf, int le to int upper, int upper ind, mon ident, grp id wf, mon itop unroll base, mon itop unroll hi, abmonoid ac 1, mon assoc, le wf

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