<div class="gmail_quote">On Fri, Apr 15, 2011 at 12:06, Thomas Witkowski <span dir="ltr"><<a href="mailto:thomas.witkowski@tu-dresden.de">thomas.witkowski@tu-dresden.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Which package must be installed to make use of "ml" (algebraic multigrid?) as a preconditioner?</blockquote></div><br><div>ML, --download-ml</div><div>also -pc_type hypre (BoomerAMG is default) from, you guessed it, Hypre, --download-hypre</div>