*HEADING
	2-D ELEMENT IN CONTACT WITH A RIGID ANALYTICAL SURFACE.
	NORMALS ARE NOT MODIFIED. VERIFICATION FOR *CLEARANCE OPTION.
*NODE
1,
2,1.,
3,1.,1.1,
4,,1.1
11,-1.,1.0
12,2.,1.0
13,2.,1.5
*ELEMENT,TYPE=CPE4,ELSET=BOT
1,1,2,3,4
*rigid body,analytical surface=TOPS,REF NODE=13
*surface,TYPE=SEGMENTS,NAME=TOPS
START,2.05,1.01
LINE,-1.,1.01
*SOLID SECTION,ELSET=BOT,MATERIAL=MAT
*MATERIAL,NAME=MAT
*ELASTIC
3.E7,0.00
*surface,NAME=SECONDARY
BOT,S3
*CLEARANCE,SECONDARY=SECONDARY,MAIN=TOPS,TABULAR
3,0.0
4,0.0
*SURFACE INTERACTION,NAME=ISLS
*CONTACT PAIR,INTERACTION=ISLS,SMALL SLIDING
SECONDARY,TOPS
*BOUNDARY
1,1,2
2,2,2
13,1,1
13,3,6
*STEP,INC=50,NLGEOM
*STATIC
0.1,1.0
*BOUNDARY
13,2,2,-0.2
*PRINT,CONTACT=YES
*OUTPUT, FIELD, FREQ=100
*NODE OUTPUT
U,RF
*ELEMENT OUTPUT
S, 
E, 
*ENDSTEP