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Looking for a

  1. Oct 28, 2005 #1
    Is the an equation that can satify the following equation with out using any if statements?
    x(t) = \left\{
    1,&\mbox{ if }t = 0\\
    0, & \mbox{ if }{ t }{ does }{ not = 0 }
    Last edited: Oct 28, 2005
  2. jcsd
  3. Oct 28, 2005 #2
    The Dirac delta function is defined as a limit of functions, and so is not truly a function, but it does satisfy the rules you have imposed above.
  4. Oct 28, 2005 #3
    How about...
    Heh. Or...
    Though that one's kind of cheating since it uses sgn(x). :/
    There are others...
    Last edited: Oct 28, 2005
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