Re: NDSolve EventLocator Method question about the Event option
- To: mathgroup at smc.vnet.net
- Subject: [mg72960] Re: [mg72570] NDSolve EventLocator Method question about the Event option
- From: "Chris Chiasson" <chris at chiasson.name>
- Date: Fri, 26 Jan 2007 07:26:39 -0500 (EST)
- References: <200701100726.CAA10455@smc.vnet.net>
Tom Zeller from WRI sent along this nice tip:
For some reason, in the case on which I am working, this causes the
"subtraction Event" to not be skipped over.
BTW, I think the event I was looking for happened at a discontinuity.
On 1/10/07, Chris Chiasson <chris at chiasson.name> wrote:
> I have a complicated NDSolve command, which I can produce for you if
> you want, that does not seem to "hit" the event I am looking for when
> I use subtraction, but hits the event just fine when I use Less.
> Here are the two options:
> doesn't work very well (produces NDSolve::evnf):
> height[i[x]] is always a positive number, as is Abs@y@x
> Does anyone have any ideas about why this might happen?
> P.S. Here is the full (working) Method option:
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