*HEADING
 SSD, SP with Lanczos - one element test (CPE4)
*PREPRINT, ECHO=YES, HISTORY=NO, MODEL=NO
*NODE,NSET=NALL
 11, 0.,0.
 12, 1.,0.
 13, 1.,1.
 14, 0.,1.
*ELEMENT,TYPE=CPE4, ELSET=EALL
 1, 11, 12, 13, 14
*SOLID SECTION,MATERIAL=MAT1, ELSET=EALL
*MATERIAL,NAME=MAT1
*ELASTIC
 1.,.3
*DENSITY
 1.,
*DAMPING, ALPHA=0.01, BETA=0.03
*BOUNDARY
 11, ENCASTRE 
 12, ENCASTRE 
**
** Frequency extraction with AMS
**
*STEP, NAME=FREQ using Lanczos
*FREQUENCY, EIGENSOLVER=Lanczos, NORMALIZATION=MASS
5, ,1.
*END STEP
**
** Steady state dynamics analysis with material damping
**
*STEP, NAME=SSD SP, PERTURBATION
*STEADY STATE DYNAMICS,SUBSPACE PROJECTION, FREQUENCY SCALE=LINEAR, INTERVAL=RANGE
.1,
*SELECT EIGENMODES, definition=frequency range
0., 1., 
*CLOAD, LOAD CASE=2
13, 2, 2
*CLOAD, LOAD CASE=1
14, 1, 1
**
** OUTPUT REQUESTS
**
*OUTPUT, FIELD
*NODE OUTPUT
U,
*NODE PRINT
U,
*END STEP