# Let A and B be sets. Prove that A = B if and only if A is a set of B and B is a set of A.?

• Let A and B be sets. Prove that A = B if and only if A is a set of B and B is a set of A.?

Answer #1 | 08/02 2014 10:30
you can use Galois Theory for that.
Positive: 56 %

Chapter 6.1 Set Theory: Definitions and the Element ... Prove that A = B In class work: Let A ... Operations on Sets. Let A and B be subsets of a set ...
Positive: 56 %
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Positive: 51 %
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