{
  "source": "The Geometry of War, chapter 4, printed pages 94\u201395 (PDF pages 134\u2013135)",
  "kind": "Recalculation of an illustrative three-country network; not observed trade data",
  "cases": [
    {
      "ac_weight": 30,
      "laplacian": [
        [
          80.0,
          -50.0,
          -30.0
        ],
        [
          -50.0,
          70.0,
          -20.0
        ],
        [
          -30.0,
          -20.0,
          50.0
        ]
      ],
      "eigenvalues": [
        0.0,
        73.5424868893541,
        126.45751311064592
      ],
      "exact_formula_check": true
    },
    {
      "ac_weight": 2,
      "laplacian": [
        [
          52.0,
          -50.0,
          -2.0
        ],
        [
          -50.0,
          70.0,
          -20.0
        ],
        [
          -2.0,
          -20.0,
          22.0
        ]
      ],
      "eigenvalues": [
        0.0,
        29.999999999999986,
        113.99999999999997
      ],
      "exact_formula_check": true
    }
  ],
  "relative_gap_decrease": 0.5920725383527554,
  "book_reported_eigenvalues": [
    [
      0,
      39.2,
      160.8
    ],
    [
      0,
      10.4,
      133.6
    ]
  ],
  "scope": "Weighted combinatorial Laplacian in the stated weight units. No physical timescale is inferred."
}