Constructive Field Theory in Zero Dimension
Constructive field theory can be considered as a reorganization of perturbation theory in a convergent way. In this pedagogical note we propose to wander through five different methods to compute the number of connected graphs of the zero-dimensional 𝜙4 field theory, in increasing order of sophistic...
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Format: | Article |
Language: | English |
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Wiley
2009-01-01
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Series: | Advances in Mathematical Physics |
Online Access: | http://dx.doi.org/10.1155/2009/180159 |
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author | V. Rivasseau |
author_facet | V. Rivasseau |
author_sort | V. Rivasseau |
collection | DOAJ |
description | Constructive field theory can be considered as a reorganization of perturbation theory in a convergent way. In this pedagogical note we propose to wander through five different methods to compute the number of connected graphs of the zero-dimensional 𝜙4 field theory, in increasing order of sophistication and power. |
format | Article |
id | doaj-art-60803277e7dd4d3b8b490256d1510f71 |
institution | Kabale University |
issn | 1687-9120 1687-9139 |
language | English |
publishDate | 2009-01-01 |
publisher | Wiley |
record_format | Article |
series | Advances in Mathematical Physics |
spelling | doaj-art-60803277e7dd4d3b8b490256d1510f712025-02-03T01:26:37ZengWileyAdvances in Mathematical Physics1687-91201687-91392009-01-01200910.1155/2009/180159180159Constructive Field Theory in Zero DimensionV. Rivasseau0Laboratoire de Physique Théorique, CNRS UMR 8627, Université Paris XI, 91405 Orsay Cedex, FranceConstructive field theory can be considered as a reorganization of perturbation theory in a convergent way. In this pedagogical note we propose to wander through five different methods to compute the number of connected graphs of the zero-dimensional 𝜙4 field theory, in increasing order of sophistication and power.http://dx.doi.org/10.1155/2009/180159 |
spellingShingle | V. Rivasseau Constructive Field Theory in Zero Dimension Advances in Mathematical Physics |
title | Constructive Field Theory in Zero Dimension |
title_full | Constructive Field Theory in Zero Dimension |
title_fullStr | Constructive Field Theory in Zero Dimension |
title_full_unstemmed | Constructive Field Theory in Zero Dimension |
title_short | Constructive Field Theory in Zero Dimension |
title_sort | constructive field theory in zero dimension |
url | http://dx.doi.org/10.1155/2009/180159 |
work_keys_str_mv | AT vrivasseau constructivefieldtheoryinzerodimension |