Christophe Ortiz <[email protected]> writes: > But just to understand what I'm doing, what does TSSetEquationType do > internally ?
It tells the method what is necessary to evaluate stage derivatives, and affects the starting method and (possibly) what can be carried over from the last step. > For the type of problem I'm trying to solve, is TS_EQ_DAE_IMPLICIT_INDEX1 > ok ? Yes. > What is the difference with TS_EQ_DAE_IMPLICIT_INDEX2,3 or _INDEXHI ? I believe these are currently unused, but if we add support for computing consistent initial conditions, we'll have to know the index.
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