Combinatorial proof of a non-renormalization theorem
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DOI: 10.1007/jhep05(2025)120
Abstract: We provide a direct combinatorial proof of a Feynman graph identity which implies a wide generalization of a formality theorem by Kontsevich. For a Feynman graph Γ, we associate to each vertex a position xv… read more here.
Keywords: combinatorial proof; end; documentclass 12pt; document ... See more keywords