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Homework Help: Set theory

  1. Feb 10, 2004 #1
    Prove that for all y there's a transitive p such that y is an element of p. Don't use foundation.
     
  2. jcsd
  3. Feb 10, 2004 #2

    Hurkyl

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    What have you tried already? Have you experimented with simple examples?
     
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