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What bracket is used to denote a number is excluded from a domain?

  1. Jan 13, 2008 #1
    When asked to find the domain, what bracket is used to denote that a number is excluded or included in the domain, ( or [?
     
  2. jcsd
  3. Jan 13, 2008 #2

    nicksauce

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    ( or ) means excluded, [ or ] means included.
    Example: For The Unit cirlce [tex]\theta \in [0,2\pi)[/tex]
     
  4. Jan 13, 2008 #3
    Thanks a bunch nicksauce!
     
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