oindent" ><span class="cite"><span 
class="cmr-12">[</span><a 
href="userhtmlli5.html#XMUMPS"><span 
class="cmr-12">2</span></a><span 
class="cmr-12">]</span></span> <span 
class="cmr-12">A sparse LU factorization package available from </span><a 
href="mumps.enseeiht.fr" class="url" ><span 
class="cmtt-12">mumps.enseeiht.fr</span></a><span 
class="cmr-12">;</span>
     <span 
class="cmr-12">it  provides  sequential  and  parallel  factorizations  and  triangular  system</span>
     <span 
class="cmr-12">so