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The goal is to find the triples (O1, O2, O3) that satisfies 1 <= 1 / O1 + 1 / O2 + 1 / O3 <= 0.87
Exampledata:
o1: [{O1: 2, O2: 3, O3: 10}, {O1: 1.8, O2: 8: o3: 4}],
o2: [{O1: 1.8, O2: 8, O3: 4}, {O1: 2, O2: 3, O3: 10}],
o3: [{O1: 2, O2: 3, O3: 10}, {O1: 1.8, O2: 8: o3: 4}],
As you can see, ...