Thanks! On Fri, Aug 28, 2020, 6:34 AM Roland Haas <[email protected]> wrote:
> Hello Bilal, > > > Thanks Sir. But I am still confused about, why changing "itlast" > generated > > that issue as it only controls "last iteration"? > Changing itlast to > 0 makes Cactus enter an evolution loop where it > will cycle time levels bringing fresh, unitialized time levels to the > top of the set of time levels. Since there is nothing that would evolve > the data or re-initialize the timelevels your are left with unitialized > time levels, i.e. NaNs. > > Just to be explicit: iteration is not some sort of iteration in a > non-linear solver. It is (more or less) the time step of a hyperbolic > evolution. > > If you want more multigrid (W, V, whatnot) cycles then you have to > change CT_MultiLevel's parameters. I would suggest having a look at > param.ccl of CT_MultiLevel to see which ones are available. > > Yours, > Roland > > -- > My email is as private as my paper mail. I therefore support encrypting > and signing email messages. Get my PGP key from http://pgp.mit.edu . >
_______________________________________________ Users mailing list [email protected] http://lists.einsteintoolkit.org/mailman/listinfo/users
