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单词 TotalRingOfFractions
释义

total ring of fractions


For a commutative ring R having regular elementsPlanetmathPlanetmath, we may form  T=S-1R, the total ring of fractionsMathworldPlanetmath (quotients) of R, as the localizationMathworldPlanetmath of R at S, where S is the set of all non-zero-divisors of R.  Then, T can be regarded as an extension ring of R (similarly as the field of fractionsMathworldPlanetmath of an integral domainMathworldPlanetmath is an extension ring).  T has the non-zero unity 1.

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更新时间:2025/5/5 1:53:49