NSGA-II, 500 generations: 100 solutions, 100 feasible, IGD+ 0.0355, hypervolume 0.8892, 93.6% of the sample's
SMS-EMOA, 20000 generations: 100 solutions, 100 feasible, IGD+ 0.0254, hypervolume 0.9462, 99.5% of the sample's
the whole front: hypervolume 0.9724; a sample of 109 of its points: 0.9505
