1. Reference problem

1.1. Geometry

1.2. Material properties

\(E=\mathrm{1 000 }\mathrm{MPa}\)

\(\nu =0.3\)

1.3. Boundary conditions and loads

On \(\mathit{AB}\),

On \(\mathrm{ED}\),

On \(\mathrm{CD}\) pull-ups

On \(\mathrm{BC}\) pull-ups

According to the analytical solution [2].