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Solve a simple limit

  1. Jul 4, 2012 #1
    here is the Q. i want a general term for Ʃx^(-1) for which limits are x from 0 to n
    or simply a general term for 1-1+2-1+3-1+4-1+..... till n
     
  2. jcsd
  3. Jul 4, 2012 #2

    micromass

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  4. Jul 5, 2012 #3
    ok thanks but i didn't get the result????
     
  5. Jul 5, 2012 #4

    mathman

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    There is no exact expression - it is ≈ ln(n).
     
  6. Jul 5, 2012 #5
    The section on Rate of divergence gives a formula for the kth partial sum:
    4f1b3c25918c64066f4e69245ada8e56.png
     
  7. Jul 6, 2012 #6
    ok now i know its out of my domain... thanks for helping
     
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