KAM Theorem and Renormalization Group
classification
🧮 math-ph
math.MP
keywords
grouprenormalizationtheoremanalyticcalledelementaryequationfield
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We give an elementary proof of the analytic KAM theorem by reducing it to a Picard iteration of a PDE with quadratic nonlinearity, the so called Polchinski renormalization group equation studied in quantum field theory.
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