*HEADING
 SKEW-SENSITIVITY ANALYSIS, 30 DEG PARALLELOGRAM, S4, 1 X 8 MESH
*NODE
*NGEN
*NSET,NSET=FIX
*ELEMENT,TYPE=S4
*ELGEN,ELSET=EALL
*MATERIAL,NAME=A1
*ELASTIC
1.E8,0.
*SHELL SECTION,MATERIAL=A1,ELSET=EALL
.01,
*STEP,PERTURBATION
*STATIC
*BOUNDARY
FIX,1,6
*CLOAD
17,2,-.5
417,2,-.5
*EL PRINT
COORD,
S,
E,
*NODE FILE
U,
*OUTPUT,FIELD
*NODE OUTPUT
U,
*END STEP