Neighborhood Degree Sum Calculator

neighbor degree aggregate

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About Neighborhood Degree Sum Calculator

A neighborhood degree sum calculator computing S(v) = Σ_{u∈N(v)} d(u) for each vertex v. Fundamental quantity in topological index theory. S(v) appears in ABC, GA, augmented Zagreb, neighborhood indices. ΣS(v) = 2M₁ - F (or = M₁ via handshaking). Client-side.

Neighborhood Degree Sum Calculator Features

  • S(v)
  • Σd(neighbors)
  • Hub detect
  • M₁ link
  • Common graphs

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