Results 1 to 2 of 2

Math Help - Quick Q about intervals

  1. #1
    Super Member Deadstar's Avatar
    Joined
    Oct 2007
    Posts
    722

    Quick Q about intervals

    If a closed interval (in R) has positive length does that mean that it can be written out like (a_1 , a_2 , a_3 , ... , a_n)
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor

    Joined
    Aug 2006
    Posts
    18,406
    Thanks
    1488
    Awards
    1
    It always dangerous to answer a question about notation. It is not always standard.
    Usually a closed interval means: a < b\,\& \,[a,b] = \left\{ {x:a \leqslant x \leqslant b} \right\}.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. intervals
    Posted in the Differential Geometry Forum
    Replies: 1
    Last Post: January 10th 2011, 07:29 PM
  2. [SOLVED] Quick question on confidence intervals
    Posted in the Statistics Forum
    Replies: 9
    Last Post: October 10th 2010, 11:50 PM
  3. intervals of increase and the intervals of decrease?
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: February 28th 2010, 09:00 PM
  4. How many squares? quick quick quick!
    Posted in the Math Challenge Problems Forum
    Replies: 8
    Last Post: December 10th 2007, 08:11 PM
  5. Quick's quick question
    Posted in the Number Theory Forum
    Replies: 22
    Last Post: July 9th 2006, 04:38 PM

Search Tags


/mathhelpforum @mathhelpforum