Results 1 to 2 of 2

Math Help - sum operator

  1. #1
    Newbie
    Joined
    Jun 2012
    From
    Croatia
    Posts
    15

    sum operator

    Is there formula for getting f(k) if I know F(n) in this equation:

    sum_(k=1, to n) f(k) = F(n)

    for example:

    sum_(k=1, to n) f(k) = n^3

    f(k)=?
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member girdav's Avatar
    Joined
    Jul 2009
    From
    Rouen, France
    Posts
    678
    Thanks
    32

    Re: sum operator

    What is F(n)-F(n-1)?
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Zero Operator
    Posted in the Differential Geometry Forum
    Replies: 2
    Last Post: April 4th 2011, 12:23 AM
  2. Operator
    Posted in the Advanced Algebra Forum
    Replies: 10
    Last Post: May 6th 2010, 08:39 AM
  3. Operator in R^n
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: January 21st 2010, 08:22 AM
  4. D Operator
    Posted in the Differential Equations Forum
    Replies: 3
    Last Post: September 15th 2009, 11:54 AM
  5. Operator Help
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: June 25th 2009, 07:13 PM

Search Tags


/mathhelpforum @mathhelpforum