*HEADING
CYCLIC SYMMETRIC MODEL WITH A SINGLE NODE AT ONE OF ITS ENDS
AXIS PARALLEL TO GLOBAL Y-AXIS
*PREPRINT, ECHO=YES, MODEL=YES, HISTORY=YES
*NODE, NSET=NALL
1,  1, 1, 1
2, 21, 1, 1
3, 41, 1, 1
4,  1, 1, -19
5,  1, 1, -39
**
11,  1, 11, 1
12, 21, 11, 1
13, 41, 11, 1
14,  1, 11, -19
15,  1, 11, -39
*ELEMENT, TYPE=C3D8R, ELSET=EALL
1, 2,3,5,4, 12,13,15,14
*ELEMENT, TYPE=C3D6, ELSET=EALL
2, 1,2,4, 11,12,14 
**
*SOLID SECTION, ELSET=EALL,MATERIAL=MAT
1.,
*MATERIAL,NAME=MAT
*ELASTIC
10E8,0.3
*DENSITY
100,
*NSET, NSET=NMASTER
1,4,5, 11,14,15
*NSET, NSET=NSLAVE
1,2,3, 11,12,13
*SURFACE, NAME=SSLAVE, TYPE=NODE
NSLAVE,
*SURFACE, NAME=SMASTER, TYPE=NODE
NMASTER,
*TIE, CYCLICSYM, POSITION=0.5, NAME=TIE1
SSLAVE, SMASTER
*CYCLIC SYMMETRY MODEL,N=4
1,0,1, 1,1,1
*STEP
*FREQUENCY,EIGENSOLVER=LANCZOS
14,
*OUTPUT, FIELD, FREQUENCY=0
*END STEP