Provides tubing-expansion solutions to Dyson-Schwinger equations with multiple insertion places, and proves one conjecture of Nabergall while disproving another.
Hopf algebras in renormalization theory: Locality and Dyson-Schwinger equations from Hochschild cohomology
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In this review we discuss the relevance of the Hochschild cohomology of renormalization Hopf algebras for local quantum field theories and their equations of motion.
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The algebraic structure of Dyson--Schwinger equations with multiple insertion places
Provides tubing-expansion solutions to Dyson-Schwinger equations with multiple insertion places, and proves one conjecture of Nabergall while disproving another.