MOEA/D-DE, 1000 generations: 266 solutions, 266 feasible, IGD+ 0.0017, hypervolume 0.8577, 99.8% of the sample's
NSGA-II, 1000 generations: 253 solutions, 253 feasible, IGD+ 0.1432, hypervolume 0.6155, 71.6% of the sample's
the whole front: hypervolume 0.8612; a sample of 300 of its points: 0.8597
