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From: | Daniel J Sebald |
Subject: | Re: [OctDev] A few (Octave) ideas |
Date: | Fri, 04 Jun 2010 23:17:23 -0500 |
User-agent: | Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20041020 |
John W. Eaton wrote:
On 3-Jun-2010, Jake wrote:| 1. Is there a reason why these functions haven't already been implemented? | Lack of information on the algorithms, perhaps?Or, given that we have other ODE/DAE solvers that are quite good, no compelling reason other than compatibility to write them?
Some are good. I recall about a year ago doing an ODE project and found that ode23 didn't converge so accurately. Perhaps the ODE I was trying to solve was in the stiff category. But, ode45 was OK; and odebda was excellent. Dan
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