****calcul mechanical
  ***mesh plane_stress
    **file plate_circular_hole.geof
  ***resolution 
   **sequence
    *time 1.
    *increment 30
   **automatic_time
    *first_dtime 1e-2
    *divergence 2. 50
    *security 1.2
   ***bc
   **impose_nodal_dof
     x0 U1 0.0
     y0 U2 0.0
   **pressure x1 250. time
              y1 250. time
  ***output
 % **test stress_x0_mises
 %  *plot
 %  *liset_var x0 X Y sig11 sig22 sig12
 %**test stress_y0_mises
 % *plot
 % *liset_var y0 X Y sig11 sig22 sig12
 %**frequency *at 1.0
 %**component  sig11 sig22 sig33 sig12 sig23 sig31 sig22-rot 
 ***material
    *integration theta_method_a 1. 1e-12 100
     *this_file
****return

***behavior gen_evp
 **elasticity isotropic
   young 200000.
   poisson 0.3
 **potential gen_evp ep
  *flow plasticity
  *criterion mises
  *isotropic linear
   R0 300. H 0.
***return

****post_processing
 ***global_post_processing
  **file integ
 % **output_number 34
  **process transform_frame
   *local_frame cylindrical
    (0. 0. 0.) (0. 0. 1.)
   *tensor_variables sig 
  **process node_extrapolation
    *list_var    sig11-rot sig22-rot
    *output_var  sig_rr    sig_tt
 **file node
 %**nset ALL_NODE
  **process gradient Y *var sig_tt
 **file integ
  **elset ALL_ELEMENT
  **process node_extrapolation
    *list_var    gradYsig_tt
    *output_var  NgradYsig_tt
  **file node
  **nset x0
  **output_number 34
  **process format
    *file results
    *list_var sig_rr sig_tt NgradYsig_tt
    *write_nodal_coordinates coord 
****return