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math.RT2023
Group invariants for Feynman diagrams
Idrish Huet, Michel Rausch de Traubenberg, Christian Schubert
It is well-known that the symmetry group of a Feynman diagram can give important information on possible strategies for its evaluation, and the mathematical objects that will be in…
math.RT2001★ 3 cited
Kac-Moody algebras and Lie algebras of regular vector fields on tori
M. Rausch de Traubenberg, M. J. Slupinski
We consider the problem of representing the Kac-Moody algebra specified by an indecomposable generalised Cartan matrix as vector fields on the tor…