ON THE GENERAL THEORY OF OPERATIONS ON SETS
I I Parovichenko · Russian Mathematical Surveys · 1973
CONTENTS Introduction § 0. Notation and terminology § 1. Binary relations § 2. Abstract operations § 3. Set-theoretical operations § 4. The comparative strength of two set-theoretical operations § 5. Set-theoretical operations with variable basis and variable relations; iterative operations § 6. Some special classes of set-theoretical operations § 7. δs-operationsReferences