CONTRIBUTION TO THE THEORY OF DATA-BASE RELATIONS

被引：13

作者：

BEKESSY, A

DEMETROVICS, J

机构：

[1] Computer and Automatition Institute, Hungarian Academy of Sciences, Budapest

来源：

DISCRETE MATHEMATICS | 1979年 / 27卷 / 01期

关键词：

D O I：

10.1016/0012-365X(79)90064-5

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

After a summary of basic definitions and results concerning data base relations, an algebraic method is worked out which enables us to prove some new results of combinatorial type in this subject. © 1979.

引用

页码：1 / 10

页数：10

共 8 条

[1]

Armstrong W., 1974, INFORM PROCESSING, P580

[2]

CODD EF, 1970, COMMUN ACM, V13, P377, DOI [10.1145/362384.362685, 10.1145/357980.358007]

[3]

CODD EF, 1971, 6 COUR COMP SCI S DA, P33

[4] DECOMPOSITION OF A DATA BASE AND THEORY OF BOOLEAN SWITCHING FUNCTIONS [J].

DELOBEL, C ;

CASEY, RG .

IBM JOURNAL OF RESEARCH AND DEVELOPMENT, 1973, 17 (05) :374-386

[5]

FADOUS RY, 1975, THESIS MICHIGAN U

[6]

OSBORNE SL, TOMPA COMMENT YU JOH

[7] A clause about subsets in a fiurts set [J].

Sperner, E .

MATHEMATISCHE ZEITSCHRIFT, 1928, 27 :544-548

[8]

Yu C. T., 1976, Information Processing Letters, V5, P100, DOI 10.1016/0020-0190(76)90003-X

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