** Mass scaling verification: *FIXED MASS SCALING, FACTOR to scale deformable
**    elements and a 2-d rigid body constructed of continuum elements
*HEADING
*RESTART,WRITE
*NODE,NSET=BODY
*NODE,NSET=RIGID
*NSET,NSET=FIXED
*NSET,NSET=QA_TEST
FIXED,
*ELEMENT,TYPE=R2D2,ELSET=FIXED1
*ELEMENT,TYPE=R2D2,ELSET=FIXED2
*ELEMENT,TYPE=R2D2,ELSET=FIXED3
*ELEMENT,TYPE=CPE4R,ELSET=REFER
*ELEMENT,TYPE=CPE4R,ELSET=SCALE
*ELEMENT,TYPE=CPE4R,ELSET=NOSCALE
*ELEMENT,TYPE=CPE4R,ELSET=RREFER
*ELEMENT,TYPE=CPE4R,ELSET=RSCALE
*ELEMENT,TYPE=CPE4R,ELSET=RNOSCALE
*ELSET,ELSET=RIGID1
*ELSET,ELSET=RIGID2
*ELSET,ELSET=RIGID3
*SOLID SECTION,ELSET=REFER,MATERIAL=REFER
.5,
*SOLID SECTION,ELSET=SCALE,MATERIAL=SCALE
.5,
*SOLID SECTION,ELSET=NOSCALE,MATERIAL=SCALE
.5,
*SOLID SECTION,ELSET=RNOSCALE,MATERIAL=RSCALE
.5,
*SOLID SECTION,ELSET=RSCALE,MATERIAL=RSCALE
.5,
*SOLID SECTION,ELSET=RREFER,MATERIAL=RREFER
.5,
*MATERIAL,NAME=REFER
*ELASTIC
1.E10, .25
*DENSITY
5.E-3,
*MATERIAL,NAME=SCALE
*ELASTIC
1.E10, .25
*DENSITY
1.E-3,
*MATERIAL,NAME=RSCALE
*ELASTIC
1.E10, .25
*DENSITY
1.E-2,
*MATERIAL,NAME=RREFER
*ELASTIC
1.E10, .25
*DENSITY
5.E-2,
*BOUNDARY
FIXED, 1,6
*INITIAL CONDITIONS,TYPE=VELOCITY
BODY,2,-1000.0
*SURFACE,TYPE=ELEMENT,NAME=TOPS1
1, S1
*SURFACE,TYPE=ELEMENT,NAME=TOPS2
11, S1
*SURFACE,TYPE=ELEMENT,NAME=BOTS1
101, SPOS
*SURFACE,TYPE=ELEMENT,NAME=TOPS3
21, S1
*SURFACE,TYPE=ELEMENT,NAME=BOTS2
111, SPOS
*SURFACE,TYPE=ELEMENT,NAME=BOTS3
121, SPOS
*RIGID BODY,ELSET=RIGID2,REFNODE=8000
*RIGID BODY,ELSET=RIGID3,REFNODE=9000
*RIGID BODY,ELSET=FIXED1,REFNODE=1000
*RIGID BODY,ELSET=FIXED2,REFNODE=2000
*RIGID BODY,ELSET=FIXED3,REFNODE=3000
*RIGID BODY,ELSET=RIGID1,REFNODE=7000
*STEP
*DYNAMIC,EXPLICIT
,.03E-3
*ELSET,ELSET=FIXSCALE
SCALE,RSCALE
*FIXED MASS SCALING, ELSET=FIXSCALE, FACTOR=5.
*CONTACT PAIR
TOPS1, BOTS1
TOPS2, BOTS2
TOPS3, BOTS3
**
*RESTART,WRITE,NUMBER INTERVAL= 20
****************************
*FILE OUTPUT,NUMBER INTERVAL=1,TIMEMARKS=YES
*NODE FILE, NSET=FIXED
RF,
********************************
*OUTPUT,FIELD, NUMBER INTERVAL=1,TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST
RF,
*OUTPUT,HISTORY,TIME INTERVAL=0.03e-3
*ENERGY OUTPUT, VAR=ALL
*****************************
***OUTPUT,HISTORY,TIME INTERVAL=0.
***NSET, NSET=NOUT
**1000,2000,3000
***NODE OUTPUT,NSET=NOUT
**U,V,RF
*BULK VISCOSITY
*END STEP