Factorization in quantum field theory: an exercise in Hopf algebras and local singularities
classification
✦ hep-th
math.QA
keywords
fieldquantumtheoryalgebrascohomologydiscussdyson--schwingeremphasis
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I discuss the role of Hochschild cohomology in Quantum Field Theory with particular emphasis on Dyson--Schwinger equations.
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