S-Matrix Singularity Structure in the Physical Region. II. Unitarity Integrals
- 1 April 1969
- journal article
- research article
- Published by AIP Publishing in Journal of Mathematical Physics
- Vol. 10 (4) , 545-552
- https://doi.org/10.1063/1.1664875
Abstract
The general techniques developed in an earlier paper [J. Math. Phys. 10, 494 (1969)] are applied to evaluate the singularities and discontinuities of unitarity integrals. The results are conveniently expressed in terms of what we call mechanism (or M) diagrams.Keywords
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