ref="userhtml.html#userhtmlse5.html" ><span 
class="cmr-12">up</span></a><span 
class="cmr-12">] </span></p></div>
   <h3 class="sectionHead"><span class="titlemark"><span 
class="cmr-12">5   </span></span> <a 
 id="x17-160005"></a><span 
class="cmr-12">Getting Started</span></h3>
<!--l. 5--><p class="noindent" ><span 
class="cmr-12">We describe the basics for building and applying MLD2P4 one-level and multilevel</span>
<span 
class="cmr-12">(i.e., AMG) preconditioners with the Krylov solvers included in PS