Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Problem with an intergral!

  1. Sep 27, 2005 #1

    paul-martin

    User Avatar

    Solved

    sorry that i disturbed you guys with this, of course the problem as always was simpel i jsut missed one little detail, i was at first scared i had missed something in the defintion of integration by parts.

    Thx for your time!
     
    Last edited: Sep 28, 2005
    paul-martin, Sep 27, 2005
  2. jcsd
    Phys.org - latest science and technology news stories on Phys.org
  3. Sep 27, 2005 #2

    paul-martin

    User Avatar

    It can be hard to se the integration variables which is pi and cero. I am using partial integration there.
     
    paul-martin, Sep 27, 2005
  4. Sep 27, 2005 #3

    paul-martin

    User Avatar

    It is nothing advanced sen all the sins turn out to be cero.
     
    paul-martin, Sep 27, 2005
  5. Sep 27, 2005 #4

    Tom Mattson

    User Avatar
    Staff Emeritus
    Science Advisor
    Gold Member

    I don't understand why you dropped the [itex]\Omega[/itex] when proceeding from Step 4 to Step 5.
     
    Tom Mattson, Sep 27, 2005
  6. Sep 28, 2005 #5

    paul-martin

    User Avatar

    http://img388.imageshack.us/img388/4140/integration29jv.jpg [Broken]

    Omega=2*pi/T and T= 2pi
     
    Last edited by a moderator: May 2, 2017
    paul-martin, Sep 28, 2005
  7. Sep 28, 2005 #6

    paul-martin

    User Avatar

    I should mention the answer should be 4/pi
     
    paul-martin, Sep 28, 2005
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook