** Mass scaling verification: *FIXED MASS SCALING with 2-d contact
**
*HEADING
*RESTART,WRITE	
*NODE,NSET=NALL
1,   0.0, 0.0
2,   3.0, 0.0
3,   6.0, 0.0
11,   0.0, 4.0
12,   3.0, 4.0
13,   6.0, 4.0
21,  2.0, 4.1
22,  5.0, 4.1
31,  2.0, 8.0
32,  5.0, 8.0
101,   10.0, 0.0
102,   13.0, 0.0
103,   16.0, 0.0
111,   10.0, 4.0
112,   13.0, 4.0
113,   16.0, 4.0
121,  12.0, 4.1
122,  15.0, 4.1
131,  12.0, 8.0
132,  15.0, 8.0
*NSET,NSET=QA_TEST
NALL,
*NSET,NSET=RIGHT
2, 3, 102, 103
*NSET,NSET=FIXED
1, 101
*NSET,NSET=SLIDER
31,32,131,132
*ELEMENT,TYPE=CPE4R,ELSET=NOSCALE
1, 1, 2,12,11
2, 2, 3,13,12
3,21,22,32,31
*ELEMENT,TYPE=CPE4R,ELSET=SCALE
101,101,102,112,111
102,102,103,113,112
103,121,122,132,131
*ELSET,ELSET=EALL
NOSCALE,SCALE
*ELSET,ELSET=BOTSC
1,2
*ELSET,ELSET=TOPSC
3, 
*ELSET,ELSET=BOTNS
101,102
*ELSET,ELSET=TOPNS
103, 
*SOLID SECTION,ELSET=NOSCALE,MATERIAL=NOSCALE
.5, 
*SOLID SECTION,ELSET=SCALE,MATERIAL=SCALE
.5, 
*MATERIAL,NAME=NOSCALE
*ELASTIC
1.E6, .25
*DENSITY
2.E-4, 
*MATERIAL,NAME=SCALE
*ELASTIC
1.E6, .25
*DENSITY
1.E-4, 
*BOUNDARY
FIXED, 1, 2
RIGHT, 2, 2
*AMPLITUDE,NAME=SMOOTH,DEFINITION=SMOOTH STEP
0.,0.,  .002, 1.
*SURFACE,TYPE=ELEMENT,NAME=TOPNS
TOPNS,
*SURFACE,TYPE=ELEMENT,NAME=BOTNS
BOTNS,
*SURFACE,TYPE=ELEMENT,NAME=TOPSC
TOPSC,
*SURFACE,TYPE=ELEMENT,NAME=BOTSC
BOTSC,
*STEP
*DYNAMIC,EXPLICIT
,.002
*FIXED MASS SCALING, FACTOR=2, ELSET=SCALE
*CONTACT PAIR
TOPSC,BOTSC
TOPNS,BOTNS
*BOUNDARY,AMP=SMOOTH
SLIDER, 2, 2, -0.2
*RESTART,WRITE,NUMBER INTERVAL=2
***********************
*FILE OUTPUT,NUMBER INTERVAL=4,TIMEMARKS=YES
*NODE FILE
U,
***********************
*OUTPUT,FIELD, NUMBER INTERVAL=4,TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST
U,
*OUTPUT,HISTORY,TIME INTERVAL=0.0005
*ENERGY OUTPUT, VAR=ALL
***********************
***OUTPUT,HISTORY,TIME INTERVAL=0.
***NODE OUTPUT,NSET=FIXED
**RF,
*END STEP