I need to prove this plz help

With P i mean the power set

thx guys

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- January 24th 2008, 03:51 PMkuntahSet equality
I need to prove this plz help

With P i mean the power set

thx guys - January 24th 2008, 04:12 PMJaneBennet
. Now show that the following functions are bijections.

(1)

(2)

(2) - January 24th 2008, 04:15 PMPlato
From the given, there are bijections: .

Now define a function .

Prove that is a bijection.

I have no idea what the notation in part b means.

For part c, use the function: - January 24th 2008, 04:17 PMJhevon
Hint:

Quote:

2.

Quote:

3.

With P i mean the power set

EDIT: ...ok, so both JaneBennet and Plato have different methods from mine, and theirs are similar, so chances are what I did was foolishness :D. you may ignore this post. i'll leave it up for anyone to comment on it. - January 24th 2008, 05:00 PMThePerfectHacker
- January 24th 2008, 05:04 PMJhevon