Varieties of Commutative Residuated Integral Pomonoids and Their Residuation Subreducts
Varieties of Commutative Residuated Integral Pomonoids and Their Residuation Subreducts
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交换剩余积分Pomonoid的变体及其剩余减约
DOI:
10.1006/jabr.1996.6834
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发表时间:
1997
期刊:
影响因子:
--
通讯作者:
J. Raftery
中科院分区:
文献类型:
--
作者:
Willem J. Blok;J. Raftery
The notion of residuation can already be found in Dedekind’s work on modules, and it has played an important role in ideal theory ever since. If R is a commutative ring with 1, and I and J are ideals of R then the residual of I with respect to J is the ideal commonly denoted I: J and 4 defined as x g R: xJ : I . That is, I: J is the ideal characterized by the condition KJ : I iff K : I: J. This operation is well defined on the collection of all ideals of R and serves to capture the concept of division in the ring in terms of its ideals. Indeed, if R is an integral domain and Ž . Ž . Ž . i, j g R are such that i s kj for some element k g R, then i : j s k ; Ž . w x for r g R, r stands here for the ideal generated by r. Krull Kru24 and w x Ward and Dilworth WD39 started a long line of investigation showing that much of the structure theory of Noetherian rings can be obtained in the abstract setting of lattices with a suitable multiplication operation Ž . Ž abstracted from ideal multiplication and residuation abstracted from . ideal residuation as described above .