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Table 1 Time comparison between ILS and active set method. First on fixed meshes then for a targeted error

From: The inequality level-set approach to handle contact: membrane case

Mesh ILS Classical
1/h \(t^{\text {ILS}}_{\text {tot}}\) (s) \(\overline{t^{\text {ILS}}_{\text {iter}}}\) (s) \(t^{\text {class}}_{\text {tot}}\) (s) \(\overline{t^{\text {class}}_{\text {iter}}}\) (s)
2 0.4 0.08 0.06 0.02
4 1.06 0.212 0.39 0.08
8 2.53 0.506 1.06 0.151
16 7.59 1.52 5.24 0.476
32 36.4 7.28 48.7 2.43
64 243.9 48.78 617.8 19.92
128 2,062 412.4 20,971 349.5
Error on \(\Gamma\) ILS Classical
\(t^{\text {ILS}}_{\text {tot}}\) (s) \(t^{\text {class}}_{\text {tot}}\) (s)
5 × 10−2 0.4 1.06
5 × 10−3 2.53 617.8
5 × 10−4 36.4 \(\times\)
10−2 2,062 \(\times\)
  1. All computations have been done on an AMD Opteron 6328 3.2 GHz octocore with 4Go of RAM.