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MathGroup Archive 2000

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Re: NDSolve and DiracDelta function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg25542] Re: NDSolve and DiracDelta function
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Sat, 7 Oct 2000 03:35:45 -0400 (EDT)
  • Organization: Universitaet Leipzig
  • References: <6ctjuj$luk@smc.vnet.net> <8rjkn9$ojv@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

you got no answer because it is not possible.
A numerical solution require thet the right hand
side is Lipshitz continuous and tha is *not* the case
if there is a DiracDelta[] is inside.

You can try to transform it to an integral equation and solve
this.

Regards
  Jens

Bill Brown wrote:
> 
> I know it has been a long, long time, but did you ever get a reply or
> find out how to numerically solve a differential equation that
> includes the dirac delta funcion?  Any help would be appreciated.
> 
> Bill Brown


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