*HEADING : SHEAR FLEXIBLE BEAMS AND SHELLS - II [S4R] *PREPRINT,ECHO=YES,HISTORY=NO,MODEL=NO *NODE 1, 0.0, 0.0 2, 5.0, 0.0 3, 5.0, 0.5 4, 0.0, 0.5 *ELEMENT,TYPE=S4R, ELSET=EALL 1, 1,2,3,4 *SHELL SECTION,MATERIAL=A1, ELSET=EALL 0.5, *MATERIAL,NAME=A1 *ELASTIC,TYPE=ISOTROPIC 30.0E6,0.0 *EQUATION 2, 3,1,-1.,2,1,1. 2, 3,2,-1.,2,2,1. 2, 3,3,-1.,2,3,1. 2, 3,4,-1.,2,4,1. 2, 3,5,-1.,2,5,1. 2, 3,6,-1.,2,6,1. 2, 4,1,-1.,1,1,1. 2, 4,2,-1.,1,2,1. 2, 4,3,-1.,1,3,1. 2, 4,4,-1.,1,4,1. 2, 4,5,-1.,1,5,1. 2, 4,6,-1.,1,6,1. *BOUNDARY 1,4,6 2,1,3 *STEP,PERTURB *STATIC *CLOAD 2,5, 100. *OUTPUT,FIELD *ELEMENT OUTPUT *OUTPUT,FIELD *NODE OUTPUT U,COORD *NODE PRINT U,COORD *EL PRINT,FREQ=0 *END STEP