1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Fourier cosine/sine transforms

  1. Jun 6, 2006 #1
    why doesn't e^x have fourier cosine/sine transforms?
  2. jcsd
  3. Jun 6, 2006 #2

    Meir Achuz

    User Avatar
    Science Advisor
    Homework Helper
    Gold Member

    It is too singular as x-->infty.
  4. Jun 7, 2006 #3
    could you please explain the meaning of singular?
  5. Jun 7, 2006 #4
    f(x) must vanish as x goes to infinity in order for the the Fourier transform of f(x) to exist
  6. Jun 8, 2006 #5
    i see!!! thank you very much!!!
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?

Similar Discussions: Fourier cosine/sine transforms
  1. Fourier Sine Transform (Replies: 2)