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    Set Theory : Proof

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    (A union B)* = (A*B*)* = (A* union B*)*

    © BrainMass Inc. brainmass.com March 4, 2021, 5:49 pm ad1c9bdddf
    https://brainmass.com/math/discrete-math/set-theory-proof-12980

    Solution Preview

    First, A belongs to A*, B belongs to B*, so (A union B) belongs to (A* union B*). Thue (A union B)* belongs to (A* union B*)*.
    Conversely, A belongs to (A union B) implies A* belongs to (A union B)*. Similarly, B* belongs to ...

    Solution Summary

    A set relation is proven. Set theory proofs are analyzed.

    $2.49

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