*HEADING 
EXAMPLE: Wave Propagation in an Infinite Medium - CPE3 Elements
*NODE, NSET=QA_TEST_ALLNODES
1,0.0,0.0
181,.008,0.0
*NGEN,NSET=TOP
1,181
*NODE, NSET=QA_TEST_ALLNODES
21401, .000, -4.7555556E-3
21581, .008, -4.7555556E-3
*NGEN,NSET=BOTTOM
21401,21581
*NFILL,NSET=NALL
TOP,BOTTOM,107,200
*NSET,NSET=CLINE,GENERATE
1,21401,200
*NSET,NSET=TRANS,GENERATE
1,73,1
*NSET,NSET=NOUT,GENERATE
9074,14474,1800
*ELEMENT,TYPE=CPE3
1,201,2,1
2,201,202,2
3,2,202,203
4,203,3,2
401,201,401,402
402,201,402,202
403,402,203,202
404,402,403,203
*ELGEN,ELSET=EALL                                            
1,90,2,4,53,400,800
2,90,2,4,53,400,800
3,89,2,4,53,400,800
4,89,2,4,53,400,800
401,90,2,4,53,400,800
402,90,2,4,53,400,800
403,89,2,4,53,400,800
404,89,2,4,53,400,800
*ELSET,ELSET=TRANS,GEN
1,145,4
4,144,4
*ELEMENT,TYPE=CINPE4
300001,21202,21201,21401,21402
400001,180,380,381,181
*ELGEN,ELSET=INFIN
300001,179,1,1
400001,106,200,1
*ELEMENT,TYPE=CINPE4,ELSET=INFIN
300179,21380,21379,21579,21581
400106,21180,21380,21581,21181
*ELSET,ELSET=ALL
EALL,INFIN
**
*SOLID SECTION,ELSET=ALL,MATERIAL=MAT1
*MATERIAL,NAME=MAT1
*ELASTIC
7.3E10,.33
*DENSITY
2842.0, 
**
** 10 MegaHertz Raised Cosine Function
** f(t) = (1-cos(wt/3))cos(wt) where w=2*pi MRad/s and 0<t<6*pi/w
*AMPLITUDE,NAME=GAUSS,INPUT=waveprop_ef1.inp
*NSET, NSET=QA_TEST_ALLNODES
QA_TEST_ALLNODES, TOP, BOTTOM, NALL
CLINE, TRANS, NOUT
**
*STEP,NLGEOM=NO, INC=400
*DYNAMIC, NOHAF,DIRECT
1e-8,4.0E-6
**
*BOUNDARY
CLINE,1,
*DLOAD,OP=NEW,AMPLITUDE=GAUSS
TRANS,P2,1.0E9
*OUTPUT,FIELD,VARIABLE=PRESELECT, FREQUENCY=200
*OUTPUT,HISTORY,FREQUENCY=100
*NODE OUTPUT,NSET=NOUT
U,
*ENERGY OUTPUT
ALLKE,ALLSE,ALLWK,ALLVD,ALLAE,ETOTAL
*NODE FILE, NSET=NOUT, FREQUENCY=200
U
*END STEP