*HEADING
DRUCKER-PRAGER/LINEAR ELASTICITY, CRITERION=EXP, TRIAXIAL STRESS, CPE4
*NODE,NSET=ALLN
1,0.,0.
2,1.,0.
3,1.,1.
4,0.,1.
*ELEMENT,TYPE=CPE4,ELSET=ALLE
1,1,2,3,4
*SOLID SECTION,ELSET=ALLE,MATERIAL=ALLE
*MATERIAL,NAME=ALLE
*ELASTIC
300.E3,.3
*DRUCKER PRAGER,SHEAR CRITERION=EXPONENT
1.19175,1.0,,40.0
*DRUCKER PRAGER HARDENING
6.E3,0.
9.E3,.02
11.E3,.063333
12.E3,.11
12.E3,1.
*BOUNDARY
1,PINNED
2,2
4,1
*STEP,INC=20
*STATIC,DIRECT
1.,20.
*BOUNDARY
3,2,,-.4
4,2,,-.4
2,1,,.1
3,1,,.5
*EL PRINT
S, 
SINV, 
E, 
PE, 
EE, 
*NODE PRINT
U, 
RF, 
*OUTPUT,FIELD,FREQ=10
*ELEMENT OUTPUT
E,PE,S
*END STEP