TSSetPostStep(); in your function use TSGetSolution() to get the current solution.
Please let us know how it works out Barry > On Feb 3, 2017, at 7:14 PM, Gideon Simpson <[email protected]> wrote: > > I’m interested in implementing a projection method for an ODE of the form: > > y’ = f(y), > > such that g(y) = 0 for all time (i.e., g is conserved). Note that in a > projection method, a standard time step is made to produce y* from y_{n}, and > then this is corrected to obtain y_{n+1} satisfying g(y) = 0. > > There were two ways I was thinking of doing this, and I was hoping to get > some input: > > Idea 1: Manually loop through using taking a time step and then implementing > the projection routine. I see that there is a TSStep command, but this > doesn’t seem to be much documentation on how to use it in this scenario. > Does anyone have any guidance? > > Idea 2: Is there some analog to TSMonitor that allows me to modify the > solution after each time step, instead of just allowing for some computation > of a statistic? > >
