Drexel dragonThe Math ForumDonate to the Math Forum


Math Forum
 Ask Dr. Math
 Discussions
 Internet Newsletter
 MathTools
 Problems of the Week
 Teacher2Teacher
 Teacher Exchange
 Workshops

Search All of the Math Forum:
Browse our Internet Mathematics Library

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.


Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Dirac Delta Question
Replies: 11   Last Post: Mar 1, 2013 1:43 AM

Advanced Search
Reply to this Topic Reply to this Topic

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Greg Heath

Posts: 5,689
Registered: 12/7/04
Re: Dirac Delta Question
Posted: Mar 1, 2013 1:43 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

"Bruno Luong" <b.luong@fogale.findmycountry> wrote in message <kgo84k$jt5$1@newscl01ah.mathworks.com>...
> "M Antola" <matti.antola@helsinki.fi> wrote in message <kgo5g8$amh$1@newscl01ah.mathworks.com>...
>
> > In theoretical physics at least, one means with \delta(x), where x is a vector, the product \delta(x_1)\delta(x_2)\delta(x_3) .. and so on.
>
> OK
>
> >So the result is a scalar.
>
> This statement does not make sense. A distribution is NOT a scalar.
>
> Bruno

I think the biggest mistake is to even mention the words "function" and "value" when dealing with someone who does not understand the basic concept of distribution theory.

Greg

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2013. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.