*HEADING ELEMENT TESTED : C3D20 SECONDARY SURFACE TYPE : NODE MAIN SURFACE TYPE : NODE *PREPRINT, ECHO=YES, MODEL=YES, HISTORY=YES *NODE 1, 5., 5., 6.16298E-31 2, 5., 5., 10. 3, 25., 25., 10. 4, 25., 25., 3.48631E-30 5, 10., 0., 10. 6, 50., 0., 10. 7, 50., 0., 0. 8, 10., 0., 0. 9, 0., 10., 0. 10, 0., 10., 10. 11, 0., 50., 10. 12, 0., 50., 0. 13, 5., 5., 5. 14, 15., 15., 10. 15, 25., 25., 5. 16, 15., 15., 0. 17, 7.5, 2.5, 10. 18, 30., 0., 10. 19, 37.5, 12.5, 10. 20, 50., 0., 5. 21, 37.5, 12.5, 0. 22, 10., 0., 5. 23, 30., 0., 0. 24, 7.5, 2.5, 0. 25, 2.5, 7.5, 0. 26, 0., 10., 5. 27, 2.5, 7.5, 10. 28, 0., 30., 10. 29, 12.5, 37.5, 10. 30, 0., 50., 5. 31, 0., 30., 0. 32, 12.5, 37.5, 0. *ELEMENT, TYPE=C3D20, ELSET=EALL 1, 8, 5, 6, 7, 1, 2, 3, 4, 22, 18, 20, 23, 13, 14, 15, 16, 24, 17, 19, 21 2, 1, 2, 3, 4, 9, 10, 11, 12, 13, 14, 15, 16, 26, 28, 30, 31, 25, 27, 29, 32 *NSET, NSET=NSECONDARY 5, 6, 7, 8, 18, 20, 22, 23 *NSET, NSET=NMAIN 9, 10, 11, 12, 26, 28, 30, 31 *NSET, NSET=NBC 11, 12, 30, 6, 7, 20 *SURFACE, NAME=SSECONDARY, TYPE=NODE NSECONDARY, *SURFACE, NAME=SMAIN, TYPE=NODE NMAIN, *SOLID SECTION, ELSET=EALL,MATERIAL=MAT *MATERIAL,NAME=MAT *ELASTIC 10E8,0.3 *DENSITY 100, *TIE, CYCLICSYM, POSITION=0.5, NAME=TIE1 SSECONDARY, SMAIN *CYCLIC SYMMETRY MODEL,N=4 0,0,0, 0,0,1 *STEP *FREQUENCY,EIGENSOLVER=LANCZOS, SIM=NO 12, *OUTPUT, FIELD, FREQUENCY=0 *END STEP