*HEADING
 BASIC VERIFICATION - QUADRATIC AND C BIQUAD MPC TYPES
 ELEMENT: C3D20, TEST TYPE:5 ,TEST NUMBER:6  --  
*NODE
1, 0., 0., 10.
5, 0., 20., 10.
6, 5., 0., 10.
10, 5., 20., 10.
11, 10., 0., 10.
14, 10., 15, 10.
99, 10., 20., 10.
15, 10., 0., 5.
19, 10., 20., 5.
20, 10., 0., 0.
24, 10., 20., 0.
25, 5., 0., 0.
29, 5., 20., 0.
30, 0., 0., 0.
34, 0., 20., 0.
35, 0., 0., 5.
39, 0., 20., 5.
40, 2.5, 10., 10.
41, 2.5, 10., 0.
42, 2.5, 20., 0.
43, 2.5, 20., 10.
44, 7.5, 10., 10.
45, 7.5, 10., 0.
46, 7.5, 20., 0.
47, 7.5, 20., 10.
50, 5., 10., 5.
51, 5., 20., 5.
*NGEN,NSET=LEFT
1,5,1
35,39,1
30,34,1
*NGEN
6,10,1
11,14,1
15,19,1
20, 24,1
25,29,1
*NSET,NSET=BOTTOM
1,6,11,15,20,25,30,35
*ELEMENT,TYPE=C3D20,ELSET=ELALL
1, 1,11,20,30,3,13,22,32,6,15,25,35, 8,17,27,
      37,2,12,21,31
2, 3,8,27,32,5,10,29,34,40,50,41,37,43,51,42,
     39,4,9,28,33
3, 8,13,22,27,10,99,24,29,44,17,45,50,47,19,46,
     51,9,14,23,28
*SOLID SECTION,ELSET=ELALL,MATERIAL=MAT
*MATERIAL,NAME=MAT
*ELASTIC
 3E6,.3
*NSET,NSET=BACK
30,25,20,31,26,21,32,27,22,45,28,23,34,42,29,46,
24,33,41
*BOUNDARY
BACK,3
LEFT,1
BOTTOM,2
*MPC
QUADRATIC,40,3,8,13
QUADRATIC,44,3,8,13
QUADRATIC,45,22,27,32
QUADRATIC,41,22,27,32
C BIQUAD,50,3,13,22,32,8,17,27,37
*STEP,PERTURBATION
*STATIC
*EL FILE,FREQ=99
 LOADS,
 S,
*NODE FILE,FREQ=99
 U,
 COORD,
*EL PRINT,FREQ=99
 LOADS,
 S,
*NODE PRINT,FREQ=99
 U,
 COORD,
*DLOAD
2,P2,10000.
3,P2,10000.
*END STEP
*STEP,NLGEOM
*STATIC
.5,1.
*DLOAD
2,P2,10000.
3,P2,10000.
*EL FILE,FREQ=99
 LOADS,
 S,
*NODE FILE,FREQ=99
 U,
 COORD,
*EL PRINT,FREQ=99
 LOADS,
 S,
*NODE PRINT,FREQ=99
 U,
 COORD,
*END STEP