group_materi_maxwell_chain index E_0 t_0 ... E_n-1 t

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group_materi_maxwell_chain index E_0 t_0 ... E_n-1 t_n-1

In total n parallel maxwell chains are defined with stiffness E_0, relaxation time t_0, etc..

$\begin{figure}\centerline{\epsfig{file=ps/maxwell.ps,width=3cm,angle=-90}}\end{figure}$

The number n should equal materi_maxwell_stress in the input initialization part. The index specifies the element_group, see element_group.

tochnog 2001-09-02