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The power counting theorem for Feynman integrals with massless propagators

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Abstract

Dyson's power counting theorem is extended to the case where some of the mass parameters vanish. Weinberg's ultraviolet convergence conditions are supplemented by infrared convergence conditions which combined are sufficient for the convergence of Feynman integrals.

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References

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Authors and Affiliations

  1. Physics Department, New York University, New York, N. Y., USA

    J. H. Lowenstein

  2. Max-Planck-Institut für Physik und Astrophysik, München, Federal Republic of Germany

    W. Zimmermann

Authors
  1. J. H. Lowenstein
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  2. W. Zimmermann
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Communicated by K. Symanzik

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Lowenstein, J.H., Zimmermann, W. The power counting theorem for Feynman integrals with massless propagators. Commun.Math. Phys. 44, 73–86 (1975). https://doi.org/10.1007/BF01609059

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  • DOI: https://doi.org/10.1007/BF01609059

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