*HEADING
: NAFEMS TEST FV41, [CAXA84] 
Stress displacement elements 
*RESTART,WRITE
*NODE
1,1.8,0.
17,1.8,10.
101,2.0,0.
117,2.0,10.
201,2.2,0.
217,2.2,10.
*NGEN,NSET=IN
1,17
*NGEN,NSET=MID
101,117,2
*NGEN,NSET=OUT
201,217
*NSET,NSET=Npl_1
IN,MID,OUT
*NSET,NSET=Npl_2,GEN
100001,100017
100101,100117,2
100201,100217
*NSET,NSET=Npl_3,GEN
200001,200017
200101,200117,2
200201,200217
*NSET,NSET=Npl_4,GEN
300001,300017
300101,300117,2
300201,300217
*NSET,NSET=Npl_5,GEN
400001,400017
400101,400117,2
400201,400217
*NSET,NSET=ALLN
Npl_1,Npl_2,Npl_3,Npl_4,Npl_5
**
*ELEMENT,TYPE=CAXA84
1, 1,201,203,3,101,202,103,2
*ELGEN,ELSET=ALLE
1, 8,2,1
*SOLID SECTION,ELSET=ALLE,MATERIAL=MAT
*MATERIAL,NAME=MAT
*ELASTIC
200.E9,0.3
*DENSITY
8000.,
*EQUATION
2,
Npl_5,1,1.0,Npl_4,1,-1.0
2,
Npl_5,2,1.0,Npl_4,2,-1.0
2,
Npl_4,1,1.0,Npl_3,1,-1.0
2,
Npl_4,2,1.0,Npl_3,2,-1.0
2,
Npl_3,1,1.0,Npl_2,1,-1.0
2,
Npl_3,2,1.0,Npl_2,2,-1.0
2,
Npl_2,1,1.0,Npl_1,1,-1.0
2,
Npl_2,2,1.0,Npl_1,2,-1.0
*STEP,PERT
*FREQUENCY, eigensolver=lanczos, SIM=NO
6, , ,-1. 
*MODAL FILE
*NODE PRINT,F=0
*EL PRINT,F=0
*ENDSTEP