Hochschild cohomology and combinatorial Dyson Schwinger equations in noncommutative

Dirk Kreimer

Description

Hochschild cohomology and combinatorial Dyson-Schwinger equations in noncommutative quantum field theory (NCQFT) ADRIAN TANASA˘ arXiv:0907.2182, J. Noncomm. Geom. (in press) (in collaboration with Dirk Kreimer) Villetaneuse, 21st of June 2011 ADRIAN TANASA˘ Combinatorial Dyson-Schwinger equations in NCQFT

• renormalizable theories - building


• quadratic part - propagation - edges


• hopf algebra


• field


• qft


• combinatorial dyson-schwinger


• connes- kreimer hopf

Sujets

• Hopf algebra
• multiplication
• maths

Informations

• Publié par: profil-urra-2012
• Nombre de lectures: 36
• Langue: English

Extrait

Hochschildcohomologyandcombinatorial Dyson-Schwingerequationsinnoncommutative quantumfieldtheory(NCQFT) ADRIANTANASA ˘ arXiv:0907.2182,J.Noncomm.Geom.(inpress) (incollaborationwithDirkKreimer) Villetaneuse,21stofJune2011 DAIRNAATANS ˘ AoCbmnitaroailyDos-ncSwhniegrqeauitnosniNQCFT

alPn Introduction-quantumfieldtheory(QFT)andcombinatorics NCQFTandribbongraphs InsertionsofFeynmanribbongraphs TheB + operator-Hochschildone-cocycleofthe Connes-KreimerHopfalgebraofribbongraphs CombinatorialDyson-Schwingerequations Perspectives DAIRNAATANS ˘ AoCbmnitaroailyDos-ncSwhniegrqeauitnosniNQCFT

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