General Harmonic Index Calculator

parametric harmonic family

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About General Harmonic Index Calculator

A general harmonic index calculator computing Hₐ(G) = Σ (2/(dᵢ+dⱼ))ᵃ for any real a. Zhong (2012). Unifies: a=1→harmonic H, a=-1→first Zagreb variant. Parametric extension of harmonic index. Client-side.

General Harmonic Index Calculator Features

  • Hₐ(G)
  • (2/(d+d))^a
  • Any a∈ℝ
  • Zhong '12
  • Common graphs

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