*HEADING : NAFEMS TEST FV16, [STRI65] TEST 1 (2X4X4) Shell Elements -- Cantilevered thin square plate *NODE 1, 0.0,0.0 9, 10.,0.0 81, 0.0,10. 89, 10.,10. *NGEN,NSET=BOT 1,9 *NGEN,NSET=TOP 81,89 *NFILL,NSET=ALL BOT,TOP,8,10 *NSET,NSET=LEFT,GEN 1,81,10 *ELEMENT,TYPE=STRI65 1, 1,3,21,2,12,11 2, 3,23,21,13,22,12 *ELGEN,ELSET=SHELLS 1, 4,2,2, 4,20,10 2, 4,2,2, 4,20,10 *SHELL SECTION,ELSET=SHELLS,MATERIAL=MAT 0.05, *MATERIAL,NAME=MAT *ELASTIC 200.E9,0.3 *DENSITY 8000., *BOUNDARY LEFT,1,3 LEFT,5 *STEP *FREQUENCY, eigensolver=lanczos 6, , *OUTPUT,FIELD,VAR=PRESELECT *NODE PRINT,F=0 *EL PRINT,F=0 *ENDSTEP