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Article #5Re: State of the Art stiff ODE solvers.
From: Pedro J Mendes
Date: Tue, 27 Oct 1992 13:50
Date: Tue, 27 Oct 1992 13:50
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In article <1992Oct26.232640.2110@seas.smu.edu> mhosea@seas.smu.edu (Mike Hosea) writes: > >It is not. At least not unless the stiffness is mild. You might tell your >friend to investigate some of Hindmarsh's codes on Netlib (in odepack, I >think). The heart of these codes to handle stiffness is still the BDF (a.k.a. >Gear's methods), but the implementations might be better than the IMSL code > (...) >-- >Regards, >Mike Hosea (mhosea@seas.smu.edu) I can certainly recommend LSODA which is a modification of LSODE to automatically switch between BDF and Adams methods according to the stiffness of the problem. At least for what I am using it (metabolic modelling where in some cases stiffness is high) it works just fine and *very* fast. Both LSODE and LSODA can be found in odepack. Pedro Mendes prm@aber.ac.uk
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<1cho36INN3m7@fido.asd.sgi.com> <1992Oct26.232640.2110@seas.smu.edu>Show Full Headers
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Path: arc1-ca.pugleaf.net!sparky!uunet!usc!zaphod.mps.ohio-state.edu!cis.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!agate!doc.ic.ac.uk!uknet!gdt!aber!prm From: prm@aber.ac.uk (Pedro J Mendes) Newsgroups: sci.math.num-analysis Subject: Re: State of the Art stiff ODE solvers. Keywords: stiffness Message-ID: <1992Oct27.135021.17405@aber.ac.uk> Date: 27 Oct 92 13:50:21 GMT References: <1cho36INN3m7@fido.asd.sgi.com> <1992Oct26.232640.2110@seas.smu.edu> Distribution: inet Organization: University of Wales, Aberystwyth Lines: 19