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Modified propagation functions in perturbation theory

Published online by Cambridge University Press:  24 October 2008

Abdus Salam
Abdus Salam
Affiliation:
Government CollegeLahore, Pakistan
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Abstract

Modifications to the Feynman propagation functions Sp and Dp are suggested in order to deal with field theoretic problems involving the presence in the initial and the final states, of free fermions or bosons, having all values of momentum (and energy) within a certain specified range.

Type
Research Article
Information
Mathematical Proceedings of the Cambridge Philosophical Society , Volume 49 , Issue 4 , October 1953 , pp. 638 - 641
Copyright
Copyright © Cambridge Philosophical Society 1953

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References

REFERENCES

(1)Auluck, F. C. and Kothari, D. S.Proc. roy. Soc. A, 214 (1952), 137.Google Scholar
(2)Miyazawa, H.Progr. theor. Phys., Osaka, 6 (1951), 788.Google Scholar
(3)Wick, G. C.Phys. Rev. (2), 80 (1950), 268.CrossRefGoogle Scholar