Poisson-Lie T-duality as a boundary phenomenon of Chern-Simons theory

TL;DR

This paper provides a holographic perspective on Poisson-Lie T-duality by relating it to boundary phenomena in Chern-Simons theory and Courant sigma-models, offering new insights into duality in string theory.

Contribution

It introduces a novel holographic interpretation of Poisson-Lie T-duality through boundary conditions in Chern-Simons and Courant sigma-models, connecting duality with boundary phenomena.

Findings

Poisson-Lie T-duality can be understood via boundary conditions in Chern-Simons theory

Holographic framework links duality to boundary phenomena in topological field theories

Provides a new geometric perspective on T-duality in string theory

Abstract

We give a "holographic" explanation of Poisson-Lie T-duality in terms of Chern-Simons theory (or, more generally, in terms of Courant sigma-models) with appropriate boundary conditions.