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

Product with a delta function

  1. Aug 24, 2011 #1

    I was wondering about something a friend told me. He said that we can regularize this product in this form

    [itex]sgn(x)^2 \delta(x)=\frac{\delta(x)}{3}[/itex]

    Any guess on how to derive it

  2. jcsd
  3. Aug 24, 2011 #2
    Ok, finally I have it.
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook