1) Armstrong axiom Armstrong公理1. In this paper,based on rough set theory and relational database,the relationship between rough relational database and fuzzy relational database is analyzed systematically from functional dependency,normal form and Armstrong axiom. 以粗糙集理论(Rough Set Theory)和...
5) Armstrongs axiom 阿姆斯特朗公里6) Armstrong metal 阿姆斯特朗金补充资料:[3-(aminosulfonyl)-4-chloro-N-(2.3-dihydro-2-methyl-1H-indol-1-yl)benzamide] 分子式:C16H16ClN3O3S分子量:365.5CAS号:26807-65-8性质:暂无制备方法:暂无用途:用于轻、中度原发性高血压。 说明:补充资料仅用于学习参考,...
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2) The "balance of terror" theory is founded on the axiom that the men in control of every power, the men whose fingers rest on "the buttons," are, if nothing else, rational. Now, while the great majority of world leaders today are indeed rational, we are not dealing with a democrat...
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Armstrong relationsAxiom systemfunctional dependenciesincomplete relationsIncomplete relations are relations which contain null values, whose meaning is ''value is ... M Levene,G Loizou - Elsevier Science Publishers Ltd. 被引量: 142发表: 1998年 Armstrong Relations, Functional Dependencies and Strong Depen...
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塞缪尔·查普曼·阿姆斯特朗(Samuel Chapman Armstrong)(1839-1893)是汉普顿师范和农业学院(Hampton Normal and Agricultural Institute)的创始人及第一任校长,其办学理念和实践形成了独特的汉普顿模式。2) Michael Armstrong 《迈克尔·阿姆斯特朗》 1. The Value of Testimony:John Brown's Memoir of Robert Blincoe an...