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| Renormalization and regularization |
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Causal perturbation theory is a mathematically rigorous approach to renormalization theory,[1] which makes it possible to put the theoretical setup of perturbative quantum field theory on a sound mathematical basis. It goes back to a 1973 work by Henri Epstein and Vladimir Jurko Glaser.[2]
- ^ Prange, Dirk (1999). "Epstein-Glaser renormalization and differential renormalization". Journal of Physics A: Mathematical and General. 32 (11): 2225–2238. arXiv:hep-th/9710225. Bibcode:1999JPhA...32.2225P. doi:10.1088/0305-4470/32/11/015. ISSN 0305-4470.
- ^ Epstein, H.; Glaser, V. (1973). "The role of locality in perturbation theory". Annales de l'Institut Henri Poincaré A. 29 (3): 211–295.