*HEADING
 Test import capability:
 HYPERELASTIC TEST with C3D8R. 
 Base for file: sx_x_c3d8r_hyper.inp
*RESTART,WRITE,FREQUENCY=5
*NODE,NSET=ALL
 11, 0., 0., 0.
 12, 1., 0., 0.
 13, 1., 1., 0.
 14, 0., 1., 0.
 15, 0., 0., 1.
 16, 1., 0., 1.
 17, 1., 1., 1.
 18, 0., 1., 1.
 21, 0., 0., 2.
 22, 1., 0., 2.
 23, 1., 1., 2.
 24, 0., 1., 2.
 25, 0., 0., 3.
 26, 1., 0., 3.
 27, 1., 1., 3.
 28, 0., 1., 3.
 31, 0., 0., 4.
 32, 1., 0., 4.
 33, 1., 1., 4.
 34, 0., 1., 4.
 35, 0., 0., 5.
 36, 1., 0., 5.
 37, 1., 1., 5.
 38, 0., 1., 5.
*NSET,NSET=FACE1
 11,12,13,14
 21,22,23,24
 31,32,33,34
*NSET,NSET=FACE2
 15,16,17,18
 25,26,27,28
 35,36,37,38
*NSET,NSET=FACE3
 11,12,15,16
 21,22,25,26
 31,32,35,36
*NSET,NSET=FACE4
 12,13,16,17
 22,23,26,27
 32,33,36,37
*NSET,NSET=FACE5
 13,14,17,18
 23,24,27,28
 33,34,37,38
*NSET,NSET=FACE6
 14,11,18,15
 24,21,28,25
 34,31,38,35
**
*ELEMENT,TYPE=C3D8R,ELSET=ONE
 1,11,12,13,14,15,16,17,18
*SOLID SECTION,ELSET=ONE,MATERIAL=TREL1
*MATERIAL,NAME=TREL1
*HYPERELASTIC
 80.0,20.0,0.001
*DENSITY
 0.036,
**
*ELEMENT,TYPE=C3D8R,ELSET=TWO
 2,21,22,23,24,25,26,27,28
*SOLID SECTION,ELSET=TWO,MATERIAL=TREL2
*MATERIAL,NAME=TREL2
*HYPERELASTIC,ARRUDA-BOYCE
 200.,5.,0.001
*DENSITY
 0.036,
**
*ELEMENT,TYPE=C3D8R,ELSET=THREE
 3,31,32,33,34,35,36,37,38
*SOLID SECTION,ELSET=THREE,MATERIAL=TREL3
*MATERIAL,NAME=TREL3
*HYPERELASTIC,VAN DER WAALS
 200.,10.,0.1,0.,0.001
*DENSITY
 0.036,
**
*ELSET,ELSET=EALL
 ONE,TWO,THREE
**
*STEP,NLGEOM,INC=50
 Step 1: Uniaxial Tension
*STATIC,DIRECT
 0.1, 1.0
*BOUNDARY,OP=NEW
 FACE1,3
 FACE3,2
 FACE6,1
 FACE4,1,1,1.
*ENERGY PRINT
*EL PRINT,FREQUENCY=5
 S,
 NE,
*NODE PRINT,FREQUENCY=5
 U,RF
*NODE FILE,FREQUENCY=2
 U,RF
*OUTPUT,HISTORY,VARIABLE=PRESELECT
*OUTPUT,FIELD
*NODE OUTPUT
 COORD,
*ELEMENT OUTPUT
S,LE,PE,PEEQ
*END STEP