Hesse Graph

See also

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More things to try:

• {{6, -7, 10}, {0, 3, -1}, {0, 5, -7}}
• diameter of a nonagon with apothem 4
• minimize (4 - x^2 - 2y^2)^2

Cite this as:

Weisstein, Eric W. "Hesse Graph." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/HesseGraph.html