2. Benchmark solution

2.1. Calculation method used for the reference solution

Determination of the unknown hyperstatic by the cutoff method to know the tensile force.

2.2. Benchmark results

Point	Size and unit	Value
\(\mathrm{BD}\)	Traction effort (\(N\))	—8.2112 E+03

2.3. Uncertainty about the solution

Analytical solution.

2.4. Bibliographical references

[1] M. LAREDO, Resistance of materials, Paris, Dunod, 1970, p.579.