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From: ken@turtlevax.UUCP (Ken Turkowski)
Newsgroups: net.math
Subject: Re: Re: Non-linear systems: discontinuous functions
Message-ID: <644@turtlevax.UUCP>
Date: Mon, 4-Feb-85 18:27:42 EST
Article-I.D.: turtleva.644
Posted: Mon Feb  4 18:27:42 1985
Date-Received: Thu, 7-Feb-85 07:30:02 EST
References: <209@talcott.UUCP> <328@rlgvax.UUCP> <384@hou2g.UUCP> <1027@sunybcs.UUCP> <386@hou2g.UUCP> <115@redwood.UUCP> <2619@umcp-cs.UUCPMon, 4-Feb-85 18:27:42 EST
Reply-To: ken@turtlevax.UUCP (Ken Turkowski)
Organization: CADLINC, Inc. @ Menlo Park, CA
Lines: 15
Summary: the Delta function

> Does anyone else have a favorite weird function that is also simple to
> define?

My favorite is the delta function, defined as:

	delta(x) = 0, x != 0

	   infinity
	integral      delta(x) = 1
	   -infinity
-- 

Ken Turkowski @ CADLINC, Menlo Park, CA
UUCP: {amd,decwrl,nsc,seismo,spar}!turtlevax!ken
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