Non-linear parent action and dual N=1 D=4 supergravity

TL;DR

This paper develops a supersymmetric extension of a non-linear dual gravity action in four dimensions, making the dual supergravity action and its symmetries local, and advancing the understanding of supergravity dualities.

Contribution

It introduces the first N=1 supersymmetric extension of the D=4 dual gravity non-linear action with local realization of symmetries.

Findings

Dual supergravity action constructed with local symmetries

Supersymmetry realized in a local framework

Advances understanding of dualities in supergravity

Abstract

We give N=1 supersymmetric extension of D=4 dual gravity non-linear action proposed in arXiv:0806.2775. The dual supergravity action and symmetries of the model, but supersymmetry, are realized in a local way.