subdivergence

English

Etymology

From sub- +‎ divergence.

Noun

subdivergence (plural subdivergences)

  1. (mathematics) a subset of a graph (or a subdiagram) that causes a divergence in an otherwise complex, multiloop calculation
    • 2016, Anirban Basu, “Non--analytic terms from nested divergences in maximal supergravity”, in arXiv‎[1]:
      The contribution from , the coefficient function of an amplitude that vanishes onshell, arises from a two loop nested subdivergence of the three loop amplitude..
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