Author(s) -
Yōichi Iwasaki
Publication year - 1968
Publication title -
physical review
Language(s) - English
Resource type - Journals
eISSN - 1536-6065
pISSN - 0031-899X
DOI - 10.1103/physrev.173.1608
Subject(s) - physics
It is shown that any Feynman amplitude of pole diagrams at zero invariant mass does indeed possess the O(4) symmetry and that there are poles which do not correspond to real particles
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