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• Prove the absorption law AU (ADB) = A. by universal generalization, applied twice to use the double subset Property. -

• Prove the absorption law AU (ADB) = A. by universal generalization, applied twice to use the double subset Property. -

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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● Prove the absorption law AU (ANB) = A. by universal generalization, applied twice to use the double subset property. -
Transcribed Image Text:● Prove the absorption law AU (ANB) = A. by universal generalization, applied twice to use the double subset property. -
Expert Solution
Step 1

Introduction

The absorption identity, sometimes known as the absorption law, in algebra is an identity that connects two binary operations.

The absorption law is said to connect two binary processes, and, if:

a ¤ (a ⁂ b) = a ⁂ (a ¤ b) = a.

 

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