*include,input=tr_all_nodes.inp
*include,input=tr_parameters_inphase.inp
*include,input=tr_parameters.inp
*include,input=tr_materials.inp
*include,input=tr_bumper_elts.inp
*include,input=tr_bumper_coup.inp
*include,input=tr_bumper_mpc.inp
**----------------------------------
***step
***frequency,eigen=lanc, SIM=NO
**<neigenmodes>,
***boundary
**retained_bumper,1,6
***end step
**-----------------------------------
*step
*substructure generate, type=z46, overwrite, 
recovery matrix=<recov_yes_no>, mass matrix=yes,grav=yes,
libr=tr_body_parts
**
**
*RETAINED NODAL DOFS,sorted=no
retained_bumper,
***Retained Eigenmodes,generate
**1,<neigenmodes>,1
**
**
*substructure matrix output, stiffness=yes, 
mass=yes, recovery=no,grav=yes,
file=lib_bumper
*end step
**-----------------------------------