From Physics to Number Theory via Noncommutative Geometry, Part II: Renormalization, the Riemann-Hilbert correspondence, and motivic Galois theory Export

@misc{citeulike:463975, abstract = {We establish a precise relation between Galois theory in its motivic form with the mathematical theory of perturbative renormalization (in the minimal subtraction scheme with dimensional regularization). We identify, through a Riemann-Hilbert correspondence based on the Birkhoff decomposition and the t'Hooft relations, a universal symmetry group (the "cosmic Galois group" suggested by Cartier), which contains the renormalization group and acts on the set of physical theories. This group is closely related to motivic Galois theory. We construct a universal singular frame of geometric nature, in which all divergences disappear. The paper includes a detailed overview of the work of Connes-Kreimer and background material on the main quantum field theoretic and algebro-geometric notions involved. We give a complete account of our results announced in <a href="/abs/math.NT/0409306">math.NT/0409306</a>.}, archivePrefix = {arXiv}, author = {Connes, Alain and Marcolli, Matilde}, citeulike-article-id = {463975}, citeulike-linkout-0 = {http://arxiv.org/abs/hep-th/0411114}, citeulike-linkout-1 = {http://arxiv.org/pdf/hep-th/0411114}, day = {11}, eprint = {hep-th/0411114}, keywords = {differential, galoisgroup, geometry, noncommutative, numbertheory, renormalization}, month = {Nov}, posted-at = {2006-01-13 06:43:36}, priority = {2}, title = {From Physics to Number Theory via Noncommutative Geometry, Part II: Renormalization, the Riemann-Hilbert correspondence, and motivic Galois theory}, url = {http://arxiv.org/abs/hep-th/0411114}, year = {2004} }

TY - ELEC ID - citeulike:463975 L3 - citeulike-article-id:463975 N2 - We establish a precise relation between Galois theory in its motivic form with the mathematical theory of perturbative renormalization (in the minimal subtraction scheme with dimensional regularization). We identify, through a Riemann-Hilbert correspondence based on the Birkhoff decomposition and the t'Hooft relations, a universal symmetry group (the "cosmic Galois group" suggested by Cartier), which contains the renormalization group and acts on the set of physical theories. This group is closely related to motivic Galois theory. We construct a universal singular frame of geometric nature, in which all divergences disappear. The paper includes a detailed overview of the work of Connes-Kreimer and background material on the main quantum field theoretic and algebro-geometric notions involved. We give a complete account of our results announced in <a href="/abs/math.NT/0409306">math.NT/0409306</a>. TI - From Physics to Number Theory via Noncommutative Geometry, Part II: Renormalization, the Riemann-Hilbert correspondence, and motivic Galois theory KW - differential KW - galoisgroup KW - geometry KW - noncommutative KW - numbertheory KW - renormalization AU - Connes, Alain AU - Marcolli, Matilde PY - 2004/Nov/11/ UR - http://arxiv.org/abs/hep-th/0411114 ER -