N=1 M-theory-Heterotic Duality in Three Dimensions and Joyce Manifolds
Abstract
Description
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.
14 Pages, Latex
14 Pages, Latex