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ring [2014/06/18 22:53] nikolaj |
ring [2015/02/02 19:07] nikolaj |
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| ==== Discussion ==== | ==== Discussion ==== | ||
| - | {{ ueberall_blumen_und_girlanden_halb_zerknuellt.jpg?X500}} | + | {{ ueberall_blumen_und_girlanden_halb_zerknuellt.jpg?X400}} |
| One might call the commutative group operation "$+$" the //addition// and the other one "$*$" the //multiplication//. In a [[unital ring]], the latter has an identity too. | One might call the commutative group operation "$+$" the //addition// and the other one "$*$" the //multiplication//. In a [[unital ring]], the latter has an identity too. | ||
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| Wikipedia: [[http://en.wikipedia.org/wiki/Ring_%28mathematics%29|Ring]] | Wikipedia: [[http://en.wikipedia.org/wiki/Ring_%28mathematics%29|Ring]] | ||
| - | ==== Parents ==== | + | ----- |
| === Subset of === | === Subset of === | ||
| [[Semiring]] | [[Semiring]] | ||
| === Context === | === Context === | ||
| [[Abelian group]] | [[Abelian group]] | ||
