Ambivalence is direct product-closed
From Groupprops
This article gives the statement, and possibly proof, of a group property (i.e., ambivalent group) satisfying a group metaproperty (i.e., direct product-closed group property)
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Statement
Statement with symbols
Suppose is an indexing set and
, is a collection of ambivalent groups. Let
be the external direct product of the
s. Then,
is also an ambivalent group.