[petsc-users] Questions about TS

[Blaise Bourdin]

On Oct 19, 2011, at 4:13 PM, Sean Farley wrote:

> Is it right to think of the division between ODE, DAE and IMEX in the documentation as Fully Explicit vs. Fully implicit vs. Semi-implicit?
> 
> Mostly, yes. Indeed, we made 'shortcuts' such as "if the user provides no IFunction, then treat it as udot = F(u,t)" and "if the user provides no RHS, then treat it as G(udot, u, t) = 0."
That make sense, yes.

Thanks,
Blaise

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Department of Mathematics and Center for Computation & Technology
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