/PREP7 ET,1,COMBIN14,,,2 ! TWO-DIMENSIONAL LONGITUDINAL SPRING ET,2,MASS21,,,4 ! TWO-DIMENSIONAL MASS R,1,48 R,2,.006477 N,1 N,2,,1 E,1,2 TYPE,2 REAL,2 E,2 M,2,UY ! MASTER DOF IN Y DIRECTION AT FREE END OF SPRING OUTPR,ALL,1 OUTRES,ALL,0 D,1,ALL D,2,UX FINISH /SOLU ANTYPE,MODAL MODOPT,REDUC,1,,,1 ! PRINT ALL REDUCED MODE SHAPES SOLVE