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Faddeev-Popov ghost

noun

Etymology

Named after Ludvig Faddeev and Victor Popov.

Definitions

  1. An extraneous field introduced into gauge quantum field theories to maintain the…

    An extraneous field introduced into gauge quantum field theories to maintain the consistency of the path integral formulation.

The neighborhood

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sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA