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Constraints on the derivatives of the π π scattering amplitude from positivity

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Abstract

Conditions derived from positivity are given both above and below threshold for the derivatives of the π π scattering amplitude.

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Authors and Affiliations

  1. CERN-Geneva, Switzerland

    A. K. Common

  2. Department of Theoretical Physics, University of Zaragoza, Zaragoza, Spain

    F. J. Yndurain

Authors
  1. A. K. Common
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  2. F. J. Yndurain
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On leave of absence from the University of Kent at Canterbury.

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Common, A.K., Yndurain, F.J. Constraints on the derivatives of the π π scattering amplitude from positivity. Commun.Math. Phys. 18, 171–178 (1970). https://doi.org/10.1007/BF01646093

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  • DOI: https://doi.org/10.1007/BF01646093

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