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Summation Problem

  1. Sep 4, 2012 #1
    Hello
    i want to know if we have a series with this equation
    gif.gif

    and change it to this form
    gif.gif
    the statement in Summation change or not?( gif.gif

    this changes it right?
    gif.gif

    where can i find the Summation notes?
     
  2. jcsd
  3. Sep 4, 2012 #2

    mathman

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    Science Advisor

    (Assuming convergence) The first change makes no difference. The second change, you have n=0 twice.
     
  4. Sep 4, 2012 #3
    Thanks mathman
    could you tell me how can i improve myself Summation? where can i find the Summation tips?
     
  5. Sep 5, 2012 #4

    mathman

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    Science Advisor

  6. Sep 6, 2012 #5
    Thanks mathman
    i have another questions

    you assume that series is: gif.gif

    can i multiple (-) (t and 0) ?
    gif.gif
    if yes what about argument (it changed?)?
     
  7. Sep 6, 2012 #6
    what about this series ?

    gif.gif

    this changes is it right?
    gif.gif
     
  8. Sep 6, 2012 #7

    mathman

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    Science Advisor

    I don't understand what you are trying to do. If you change the limits the summation index must be changed in a consistent manner.
     
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