( A bar of length 3 is extended with 1.
  The youngs modulus is 1, so that the stress sigxx should become 0.333.
  The matrix solver is used. )

echo -no
number_of_space_dimensions 1
materi_velocity
materi_strain_total
materi_stress
end_initia

node 1  1
node 2  2
node 3  3
node 4  4
element 1  -bar2 1 2
element 2  -bar2 2 3
element 3  -bar2 3 4

group_type 0  -materi
group_materi_elasti_young 0  1.0
group_materi_memory 0  -updated_without_rotation

bounda_unknown 0  1 -velx
bounda_time    0  0. 0. 100. 0.
bounda_unknown 1  4 -velx
bounda_time    1  0. 1. 100. 1.

control_timestep  0  1. 1.
(
control_print     0  -time_current -node_dof
)

target_item    0  -node_dof 1 -sigxx
target_value   0  0.333333 1.e-3
end_data
