Introduction MUMPS is a MUltifrontal Massively Parallel sparse direct Solver developed CERFACS, ENSEEIHT-IRIT, and INRIA: http://graal.ens-lyon.fr/MUMPS/ MUMPS is a free solver but it is necessary to register to download it. It is relatively easy to compile MUMPS under Unix – it is just necessary to slightly modify Makefile.inc, several version of which come with the [...]