共 50 条
- [2] TRANSLATION WITH OPTIMIZATION FROM RELATIONAL CALCULUS TO RELATIONAL ALGEBRA HAVING AGGREGATE FUNCTIONS ACM TRANSACTIONS ON DATABASE SYSTEMS, 1990, 15 (04): : 518 - 557
- [4] Fuzzy relational algebra and fuzzy relational calculus Xiyou Jinshu Cailiao Yu Gongcheng/Rare Metal Materials and Engineering, 27 (01): : 1 - 6
- [5] FIXED POINTS OF SET-VALUED MAPPINGS IN RELATIONAL METRIC SPACES JOURNAL OF THE KOREAN SOCIETY OF MATHEMATICAL EDUCATION SERIES B-PURE AND APPLIED MATHEMATICS, 2021, 28 (03): : 253 - 266
- [6] OPTIMIZATION IN THE TRANSLATION FROM THE RELATIONAL CALCULUS TO THE RELATIONAL ALGEBRA ACTA CIENTIFICA VENEZOLANA, 1978, 29 : 31 - 31
- [9] A CALCULUS FOR SET-VALUED MAPS AND SET-VALUED EVOLUTION-EQUATIONS SET-VALUED ANALYSIS, 1995, 3 (03): : 213 - 261