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{{jargon}}
A '''ring''' in [[mathematics]] is a set ''R'' equipped with two [[binary]] [[operation]]s, usually called addition and multiplication, that is a [[group]] under the operation of addition and a monoid (no inverses) under the operation of multiplication.
A '''ring''' in [[mathematics]] is a set ''R'' equipped with two [[binary]] [[operation]]s, usually called addition and multiplication, that is a [[group]] under the operation of addition and a monoid (no inverses) under the operation of multiplication.