
Re: dirac delta function is not a TRUE function??
Posted:
Jul 11, 2011 10:36 PM


In article <4c1e3a1663c5470ab6178528f4005a6a@u6g2000prc.googlegroups.com>, MBALOVER <mbalover9@gmail.com> wrote:
> Hi all, > > From WIKI, I learn that dirac delta function is not a true function. > However, I do not understand the explanation in WIKI and still get > confused, why it is not a TRUE function. > > Could you please help me to understand it? > > Thank you.
A function from a set A to a set B is an assignment of an element of B to each element of A.
If A and B are not specified, it is often assumed that both are taken to be the set R of real numbers.
The Dirac delta function does not assign a real number to zero, and is thus not a true function.
 Gerry Myerson (gerry@maths.mq.edi.ai) (i > u for email)

