Inverse Degree Index Calculator

reciprocal degree sum

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About Inverse Degree Index Calculator

An inverse degree index calculator computing ID(G) = Σ 1/d(v) over all vertices. Also called zeroth-order Randić index. Fajtlowicz (1987). Leaves contribute 1, hubs contribute 1/d. ID correlates with number of spanning trees. Client-side.

Inverse Degree Index Calculator Features

  • ID(G)
  • Σ1/d(v)
  • Zeroth Randić
  • Spanning trees
  • Common graphs

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