( Example 17. See manual. )

echo -no
number_of_space_dimensions 2
materi_velocity
materi_strain_total
materi_stress
end_initia

node 0  0.0   0.0  
node 1  0.0   254.0
node 2  254.0 254.0
node 3  179.60512 74.394878  
element 0  -quad4 0 1 3 2

group_type 0  -materi
group_materi_elasti_young 0  206.e3
group_materi_elasti_poisson 0  0.3
group_materi_memory 0  -updated_without_rotation
group_integration_points 0  -maximal

(left edge)
geometry_line 0  0.0 0.0 0.0 254.0 1.e-4

(upper edge)
geometry_line 1  0.0 254.0 254.0 254.0 1.e-4

(contact line)
geometry_line 2  0.0 0.0 100. 0.0 10.

(circle edge)
geometry_circle 0  0.0 254.0 254.0 1.e-4

(all edges)
geometry_set 0  -geometry_line 0 -geometry_line 1 -geometry_circle 0

(symmetry)
bounda_unknown 0  -geometry_line 0 -velx
bounda_time    0  0. 0. 100. 0.
(prescribed compression)
bounda_unknown 1  -geometry_line 1 -vely
bounda_time    1  -10.16

contact_penalty_velocity  1.e8
contact_geometry  1 -geometry_line 2

post_calcul -materi_stress -sizedev
post_point 0  0.0 0.0
print_filter 0  -post_point_dof 0 -sigyy

control_mesh_refine_globally           9  -h_refinement
control_mesh_refine_globally_geometry  9  -geometry_set 0
control_mesh_refine_globally          19  -h_refinement
control_mesh_refine_globally_geometry 19  -geometry_set 0
control_mesh_refine_globally          29  -h_refinement
control_mesh_refine_globally_geometry 29  -geometry_set 0
control_mesh_refine_globally          39  -p_refinement
control_mesh_refine_globally_geometry 39  -geometry_set 0

control_timestep                     100  0.1 1.
control_timestep_iterations          100  5
(
control_print                        100  -time_current -post_point_dof
)

target_item 1  -post_point_dof 0 -sigyy
target_value 1  -20506. 100.
end_data
