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arXiv · hep-th/0701231

The Loop Group of E8 and Targets for Spacetime

Hisham Sati
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Abstract

The dimensional reduction of the E8 gauge theory in eleven dimensions leads to a loop bundle in ten dimensional type IA string theory. We show that the restriction to the Neveu-Schwarz sector leads naturally to a sigma model with target space E8 with the ten-dimensional spacetime as the source. The corresponding bundle has a structure group the group of based loops, whose classifying space we study. We explore some consequences of this proposal such as possible Lagrangians and existence of flat connections.

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Hisham Sati. 2007-05-01. The Loop Group of E8 and Targets for Spacetime. https://doi.org/10.1142/s0217732309028746

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