Tetrahedral modular graph functions
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DOI: 10.1007/jhep09(2017)155
Abstract: A bstractThe low-energy expansion of one-loop amplitudes in type II string theory generates a series of world-sheet integrals whose integrands can be represented by world-sheet Feynman diagrams. These integrands are modular invariant and understanding the… read more here.
Keywords: topology; modular graph; tetrahedral modular; graph functions ... See more keywords