Perturbative renormalization of composite operators via flow equations. II: Short distance expansion
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Publication:1803533
DOI10.1007/BF02096643zbMath0793.47061OpenAlexW2089210227MaRDI QIDQ1803533
Georg Keller, Christoph Kopper
Publication date: 29 June 1993
Published in: Communications in Mathematical Physics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/bf02096643
composite operatorsshort distance expansiondifferential flow equationgeneralized Zimmermann identitiesGreen functions with bilocal insertionsLöwenstein rulesperturbative Euclidean massive \(\phi^ 4_ 4\) theory
Applications of operator theory in the physical sciences (47N50) Renormalization group methods applied to problems in quantum field theory (81T17)
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