Couplings of the Vacuum Trajectory
Aug, 1972
19 pages
Report number:
- NAL-THY-76-AUG.-1972,
- FERMILAB-PUB-72-076-T
Citations per year
0 Citations
Abstract:
We discuss in a unified and straightforward manner the various requirements for the vanishing of the couplings of a vacuum pole with (0) = 1 and factorizable residues. We show how the proof of these results goes through even in the presence of J-plane branch cuts which may collide with the pole at J = 1, if the residue at the pole remains factorized. Special attention is devoted to the question of the two particlevacuum pole coupling which sets the scale of total cross sections. We indicate how the argument that this may also vanish can be incorrect.References(10)
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