N=1 M-theory-Heterotic Duality in Three Dimensions and Joyce Manifolds

Abstract

It is argued that $M$-theory compactified on {\it any} of Joyce's $Spin(7)$ holonomy 8-manifolds are dual to compactifications of heterotic string theory on Joyce 7-manifolds of $G_2$ holonomy.

arXiv comment14 Pages, Latex

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• A Note on Mirror Symmetry for Manifolds with Spin(7) Holonomy
• Towards A Topological G_2 String