Forgotten Index Calculator

rediscovered cubic degree sum

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About Forgotten Index Calculator

A forgotten index calculator computing F(G) = Σ d(v)³ = Σ_{(i,j)∈E} (d(i)²+d(j)²). Furtula-Gutman (2015). Rediscovered from the original 1972 Zagreb paper where it was 'forgotten'. F complements M₁ and M₂. Excellent QSAR predictor. Client-side.

Forgotten Index Calculator Features

  • F(G)
  • Σd³
  • Forgotten '72
  • Rediscovered '15
  • Common graphs

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