(Element test: triaxial compression with constant volume [undrained]
 Elasticity: Lade
 Plasticity: di Prisco
Test by herle@itam.cas.cz )

echo -no
number_of_space_dimensions 2
materi_velocity
materi_strain_total
materi_strain_plasti
materi_stress
materi_history_variables 11
end_initia

options_convection   -no
options_mesh         -fixed_in_space -fixed_in_space

node 1  0. 0.
node 2  1. 0.
node 3  0. 1.
node 4  1. 1.

element 1  -quad4 1 2 3 4

node_dof    -ra 1 2 3 4 -ra  0. 0.
                             0. 0. 0. 0. 0. 0.
                             0. 0. 0. 0. 0. 0.
                           -100. 0. 0. -100. 0. -100.
                            0.57735 0. 0. 0. 0.57735 0. 0. 0. 0.57735 
                            0.0001 -173.205

post_point 1  0.5 0.5

start_define
  left_edge  geometry_line 0
end_define
start_define
  lower_edge geometry_line 1
end_define
start_define
  upper_edge geometry_line 2
end_define
start_define
  right_edge geometry_line 3
end_define

left_edge  0. 0. 0. 1.  1.e-5
lower_edge 0. 0. 1. 0.  1.e-5
upper_edge 0. 1. 1. 1.  1.e-5
right_edge 1. 0. 1. 1.  1.e-5

group_type                   0  -materi
group_integration_points     0  -minimal
group_axisymmetric           0 -yes
group_materi_memory          0  -updated_without_rotation
group_materi_elasti_lade     0  1028. 0.25 0.28
group_materi_plasti_diprisco 0 3.62 0.5 0.0049 18. 10. 0.253 0.1184
                               -0.2585 -0.1178 1.1

bounda_unknown 0  -left_edge  -velx
bounda_time    0  0. 0. 100. 0.
bounda_unknown 1  -lower_edge -vely
bounda_time    1  0. 0. 100. 0.
bounda_unknown 2  -upper_edge -vely
bounda_time    2  0. -1. 100. -1.
bounda_unknown 3  -right_edge -velx
bounda_time    3  0. +0.5 100. +0.5

control_timestep               20  0.00001 0.01
control_timestep_iterations    20  3
control_print_data_versus_data 20  -post_point_dof 1 -eptyy
                                   -post_point_dof 1 -sigxx
                                   -post_point_dof 1 -sigyy
                                   -post_point_dof 1 -hisv10
(
control_print                  20  -time_current 
)

target_item                    0   -post_point_dof 1 -hisv10 
target_value                   0   -152.795 1.0
end_data

