What is a power set ? PLease explain with examples

Asked by Abdul Hadi Naseem | 25th Apr, 2014, 05:18: PM

Expert Answer:

A power set any set A is a set made of all subsects of A.
 
for example
 
A equals open curly brackets 1 comma space 2 comma space 3 close curly brackets s u b s e t s space o f space A space : open curly brackets 1 close curly brackets comma open curly brackets 2 close curly brackets comma open curly brackets 3 close curly brackets comma open curly brackets 1 comma 2 close curly brackets comma open curly brackets 2 comma 3 close curly brackets comma open curly brackets 3 comma 1 close curly brackets comma open curly brackets 1 comma 2 comma 3 close curly brackets comma open curly brackets blank close curly brackets T h u s comma space t h e r e space a r e space 8 space s u b s e t s space o f space A T h e r e f o r e comma space p o w e r space s e t space o f space A space i s space g i v e n space b y space equals open curly brackets open curly brackets 1 close curly brackets comma open curly brackets 2 close curly brackets comma open curly brackets 3 close curly brackets comma open curly brackets 1 comma 2 close curly brackets comma open curly brackets 2 comma 3 close curly brackets comma open curly brackets 3 comma 1 close curly brackets comma open curly brackets 1 comma 2 comma 3 close curly brackets comma open curly brackets blank close curly brackets close curly brackets

Answered by  | 26th Apr, 2014, 12:10: PM

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