Cutkosky rules and unitarity (violation) in D-instanton amplitudes
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DOI: 10.1007/jhep07(2021)205
Abstract: Abstract In perturbative amplitudes in quantum field theory and string field theory, Cutkosky rule expresses the anti-hermitian part of a Feynman diagram in terms of sum over all its cut diagrams, and this in turn… read more here.
Keywords: theory; instanton amplitudes; instanton; violation ... See more keywords