Results 1 to 3 of 3

Math Help - Need the Exact value

  1. #1
    Junior Member xterminal01's Avatar
    Joined
    Nov 2007
    Posts
    52

    Need the Exact value

    • \sum_{ x=1}^\infty \frac{1}{x^3}
    Follow Math Help Forum on Facebook and Google+

  2. #2
    GAMMA Mathematics
    colby2152's Avatar
    Joined
    Nov 2007
    From
    Alexandria, VA
    Posts
    1,172
    Awards
    1
    Quote Originally Posted by xterminal01 View Post
    • \sum_{ x=1}^\infty \frac{1}{x^3}
    To how many decimal places?

    Summing 1st Term = 1
    Summing Through 2nd Term = 1.125
    ........................ 3rd Term = 1.162037037
    ........................ 4th Term = 1.177662037
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Senior Member
    Joined
    Dec 2007
    From
    Melbourne
    Posts
    428
    The simplest expression for this exact value is
    This number is known as Apery's constant
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 5
    Last Post: September 21st 2011, 12:12 AM
  2. to be exact or not exact? this is the question...
    Posted in the Differential Equations Forum
    Replies: 2
    Last Post: February 5th 2011, 08:56 AM
  3. Why are exact ODEs called exact?
    Posted in the Differential Equations Forum
    Replies: 6
    Last Post: December 27th 2009, 09:48 AM
  4. exact value
    Posted in the Calculus Forum
    Replies: 1
    Last Post: April 27th 2009, 04:40 PM
  5. Exact value of sin
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: October 9th 2008, 04:41 PM

Search Tags


/mathhelpforum @mathhelpforum