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Math Help - sigma algebra question

  1. #1
    Junior Member
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    Exclamation sigma algebra question

    Hello

    Could you plese help me on this exercise?

    Let F1 and F2 two sigma algebras of subsets of  \Omega and F1\subseteq{F2}
    Prove that F1\cup{F2} is a sigma algebra.
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  2. #2
    Super Member TheChaz's Avatar
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    Re: sigma algebra question

    Please don't double-post
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