A Precise Definition of Basic Relational Notions and of the Relational Algebra.

@article{DBLP:journals/sigmod/Pirotte82,
  author    = {Alain Pirotte},
  title     = {A Precise Definition of Basic Relational Notions and of the Relational
               Algebra},
  journal   = {SIGMOD Record},
  volume    = {13},
  number    = {1},
  year      = {1982},
  pages     = {30-45},
  ee        = {http://doi.acm.org/10.1145/984514.984516, db/journals/sigmod/Pirotte82.html},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

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Online Edition

Referenced by

1. Umeshwar Dayal: Processing Queries with Quantifiers: A Horticultural Approach. PODS 1983: 125-136
2. Victor M. Markowitz, Yoav Raz: A Modified Relational Algebra and its Use in an Entity-Relationship Environment. ER 1983: 315-328
3. Georges Louis, Alain Pirotte: A Denotational Definition of the Semantics of DRC, A Domain Relational Calculus. VLDB 1982: 348-356
4. Dines Bjørner, Hans Henrik Løvengreen: Formalization of Database Systems - and a Formal Definition of IMS (Invited Paper). VLDB 1982: 334-347