Neighborhood Harmonic Calculator

second-order harmonic index

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About Neighborhood Harmonic Calculator

A neighborhood harmonic index calculator computing NH(G) = Σ_{(u,v)∈E} 2/(S(u)+S(v)) where S(v) = Σ d(neighbors). Mondal-De-Pal (2019). Second-order harmonic: uses S(v) instead of d(v). Emphasizes edges between low-S vertices. Client-side.

Neighborhood Harmonic Calculator Features

  • NH(G)
  • 2/(S+S)
  • 2nd-order
  • Mondal '19
  • Common graphs

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