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The power set of A is denoted by What is the size of the following set? (Enter your answer as a single integer). P(A) P(P(P(P(0))))

The power set of A is denoted by What is the size of the following set? (Enter your answer as a single integer). P(A) P(P(P(P(0))))

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
Section: Chapter Questions
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The power set of A is denoted by What is the size of the following set? (Enter your answer as a single integer). P(A) P(P(P(P(0))))
Transcribed Image Text:The power set of A is denoted by What is the size of the following set? (Enter your answer as a single integer). P(A) P(P(P(P(0))))
Expert Solution
Step 1

The power set of a set is the set of all possible subsets of that set, including the empty set and the set itself

ϕhas only one subset, namely of ϕ

Therefore, P(ϕ)={ϕ}


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