Reduced Input
*Node and *Element Cards are removed.
*KEYWORD *TITLE Natural Frequency of a Linear Spring-Mass System *CONTROL_TERMINATION 0.150000 0 0.0 0.0 0.0 *CONTROL_TIMESTEP 1.000e-04 1.000e-04 0 0.0 0.0 0 0 0 0.0 0 0 *DATABASE_NODOUT 0.000100 *DATABASE_BINARY_D3PLOT 0.001000 *DATABASE_HISTORY_NODE 1 *PART 1 1 1 *SECTION_DISCRETE 1 0 0.0 0.0 0.0 0.0 0.0 0.0 *MAT_SPRING_ELASTIC 1 5.00 *ELEMENT_DISCRETE *ELEMENT_MASS *NODE *BOUNDARY_SPC_NODE 2 0 1 1 1 1 1 1 *END