This directory contains  the MLD2P4 set of preconditioners.
  
developed by 
Salvatore  Filippone 
Pasqua     D'Ambra
Daniela    di Serafino


To compile:
0. Unpack the tar file in a directory of your choice; it can be inside
   the main PSBLAS directory, or somewhere else.
1. Edit Makefile and point PSBLASDIR to the main PSBLAS directory
2. Edit the Makefile in the main PSBLAS dir modifying the PREC
   variable to make it point to this directory, e.g.
   PREC=./mld2p4
3. Run make from the main PSBLAS directory.