*HEADING
EXAMPLE PROBLEM: MODE 0 SPHERE USING ACINAX3
*PREPRINT,MODEL=YES,ECHO=YES,HISTORY=YES
*NODE,NSET=INNER
      1,           0.,           1.,     0.,        0.,           1.,        0.
      2,     0.104528,     0.994522,     0.,    0.104528,     0.994522    
      3,     0.207912,     0.978148,     0.,    0.207912,     0.978148 
      4,     0.309017,     0.951057,     0.,    0.309017,     0.951057,         
      5,     0.406737,     0.913545,     0.,    0.406737,     0.913545    
      6,          0.5,     0.866025,     0.,    0.5     ,     0.866025       
      7,     0.587785,     0.809017,     0.,    0.587785,     0.809017     
      8,     0.669131,     0.743145,     0.,    0.669131,     0.743145      
      9,     0.743145,     0.669131,     0.,    0.743145,     0.669131
     10,     0.809017,     0.587785,     0.,    0.809017,     0.587785     
     11,     0.866025,          0.5,     0.,    0.866025,          0.5
     12,     0.913545,     0.406737,     0.,    0.913545,     0.406737    
     13,     0.951057,     0.309017,     0.,    0.951057,     0.309017       
     14,     0.978148,     0.207912,     0.,    0.978148,     0.207912
     15,     0.994522,     0.104528,     0.,    0.994522,     0.104528
     16,           1.,          0.0,     0.,    1.      ,          0.0,            
     17,     0.994522,    -0.104528,     0.,    0.994522,    -0.104528    
     18,     0.978148,    -0.207912,     0.,    0.978148,    -0.207912      
     19,     0.951057,    -0.309017,     0.,    0.951057,    -0.309017    
     20,     0.913545,    -0.406737,     0.,    0.913545,    -0.406737    
     21,     0.866025,         -0.5,     0.,    0.866025,         -0.5    
     22,     0.809017,    -0.587785,     0.,    0.809017,    -0.587785    
     23,     0.743145,    -0.669131,     0.,    0.743145,    -0.669131    
     24,     0.669131,    -0.743145,     0.,    0.669131,    -0.743145    
     25,     0.587785,    -0.809017,     0.,    0.587785,    -0.809017   
     26,          0.5,    -0.866025,     0.,         0.5,    -0.866025    
     27,     0.406737,    -0.913545,     0.,    0.406737,    -0.913545    
     28,     0.309017,    -0.951057,     0.,    0.309017,    -0.951057    
     29,     0.207912,    -0.978148,     0.,    0.207912,    -0.978148    
     30,     0.104528,    -0.994522,     0.,    0.104528,    -0.994522    
     31,           0.,          -1.,     0.,          0.,          -1.,         
**
*ELEMENT, TYPE=ACINAX3,ELSET=EALL
1,   1,3,2
*ELGEN, ELSET=EALL
1,15,2,1
*ELEMENT,TYPE=ASI3A,ELSET=COUPLING
1001, 1,2,3
*ELGEN,ELSET=COUPLING
1001,15,2,1
**
** FLUID MATERIAL PROPERTIES; ARTIFICIAL MEDIUM FOR CONVENIENCE
** USING RHO = 1, BULKMOD = (2*PI)^2, WE HAVE C = 2*PI AND K = F.
**
*MATERIAL,NAME=AETHER
*DENSITY
1.000000, 
*ACOUSTIC MEDIUM,BULK MODULUS
39.4784176,
*SOLID SECTION,MATERIAL=AETHER,ELSET=EALL
1.0,  0.0,0.0,0.0
*INTERFACE,ELSET=COUPLING
**
*NSET,NSET=QA_TEST
1, 11, 16, 21, 31,
*TRANSFORM,NSET=INNER,TYPE=C
0.,0.,0.,  0.,0.,1.
*STEP
*STEADY STATE DYNAMIC,DIRECT
00.01, 
0.05, 
0.1, 
0.13, 
0.16, 
0.2, 
0.3, 
0.4, 
0.5, 
0.6, 
0.7, 
0.8, 
0.9, 
1.0, 
1.1, 
1.2, 
1.3, 
1.4, 
1.5, 
1.6, 
1.7, 
1.8, 
1.9, 
2.0, 
2.3, 
2.5, 
3.0, 
4.0, 
5.0, 
6.0, 
7.0, 
8.0, 
9.0, 
10.0, 
12.0, 
15.0, 
20.0, 
**
** SURFACE RADIAL ACCELERATION OF 1/(RHO C) MAGNITUDE
**
*BOUNDARY,TYPE=VELOCITY
INNER,1,1,0.159154943
INNER,2,2,0.0
*NODE PRINT,NSET=QA_TEST,FREQUENCY=10000
POR,v
*NODE FILE,NSET=QA_TEST,FREQUENCY=10000
POR,v
*OUTPUT,FIELD
*NODE OUTPUT
POR,v
*OUTPUT,HISTORY
*NODE OUTPUT,NSET=QA_TEST
POR,v
*END STEP
*****************************