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Integrable Many-Body Systems through the Mathematical Lens

Project description

Integrable many-body systems under study

Funded by the Marie Skłodowska-Curie Actions programme, the IMBS-Math project aims to establish new links between integrable many-body systems and three key mathematical fields: partial differential equations, Painlevé equations and probability theory. The first goal involves utilising a class of integrable many-body systems that appeared over the last 5 years to parametrise solutions to hierarchies of partial differential equations. The second goal is to extend the Hamiltonian formulation of many-particle Painlevé equations to new cases. This entails leveraging current work on discrete Painlevé equations and their quantum analogues. Ultimately, IMBS-Math will explore probability theory by developing quantum versions of integrable many-body systems and examining the properties of probability distributions used in random matrix theory and beta ensembles.

Objective

The project focuses on the relation between integrable many-body systems and three important fields of mathematics: partial differential equations, Painlevé equations, and probability theory. The goal is to build new connections in this context by considering recent results as follows. The first objective consists in explaining how a class of integrable many-body systems that appeared over the last 5 years can be used to parametrise specific solutions to hierarchies of partial differential equations. An algebraic and a geometric interpretation of these parametrisations will be sought. The second objective deals with the extension of the Hamiltonian formulation of many-particle Painlevé equations, called the Calogero-Painlevé correspondence, to new cases. This investigation will make a central use of the current activity on discrete Painlevé equations and the quantum analogues of Painlevé equations. The third objective related to probability theory is two-fold. On the one hand, quantum versions of integrable many-body systems will be derived by adding noise to specific diffusion processes that are constructed using their classical versions. On the other hand, important properties of probability distributions appearing in random matrix theory or the study of beta ensembles will be obtained. The point of view will be to interpret these distributions in terms of suitable many-body systems whose integrability will play a key role for the computation of the desired properties.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

UNIVERSITE D'ANGERS
Net EU contribution
€ 211 754,88
Address
RUE DE RENNES 40
49035 Angers Cedex 01
France
Region
Pays de la Loire Pays de la Loire Maine-et-Loire
Activity type
Higher or Secondary Education Establishments
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Total cost
No data