1                     !01 ipart (...partitioning option = -1,0,1,2)
'tst.mtx'             !02 name_a   
'tst.rhs'             !03 name_b   
1e-6                !04 eps 
0999                !05 nit
1                   !06 kgmr (BiCGStab: kgmr=1;  GMR[kdeg]: kgmr>3*kdeg+2)   
1                   !07 kdeg (ignored if kgmr=1) 
3                   !08 kovl     
3e-3                !09 tau     
'res'                 !10 name_out 
'none'                !11 name_x