function md=solversettoasm(md)
%SOLVERSETTOASM - associate solver asm to the model
%
%   Usage:
%      md=solversettoasm(md)

%md.solverstring=' -mat_type aij -ksp_type cgs -pc_type asm -sub_mat_type mumps -sub_pc_type lu -pc_asm_overlap 4 -pc_factor_shift_positive_definite true';
%md.solverstring=' -mat_type aij -ksp_type cgs -pc_type asm -sub_pc_type lu -pc_asm_overlap 4 ';
md.solverstring=' -mat_type aij -ksp_type gmres -pc_type asm -sub_pc_type lu -pc_asm_overlap 4 ';
