/usr/share/axiom-20170501/src/algebra/OAGROUP.spad is in axiom-source 20170501-3.
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1 2 3 4 5 6 7 8 | )abbrev category OAGROUP OrderedAbelianGroup
++ Description:
++ Ordered sets which are also abelian groups, such that the
++ addition preserves the ordering.
OrderedAbelianGroup() : Category == SIG where
SIG ==> Join(OrderedCancellationAbelianMonoid, AbelianGroup)
|