GL(2)-Structures in Dimension Four, H-Flatness and Integrability

Wojciech Krynski

Institute of Mathematics, Polish Academy of Sciences, Warszawa, Poland

Thomas Mettler

Institut für Mathematik, Goethe-Universität Frankfurt, Frankfurt am Main, Germany

Date: July 7, 2017

Published Version: Comm. Anal. Geom. 27 (2019), 1851—1868

1 Introduction
2 G-structures and H-flatness
2.1 The coframe bundle and G-structures
2.2 H-flatness
2.3 A PDE for H-flat torsion-free G-structures
3 GL(2)-structures
4 Integrability
References