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hep-th1994★ 1.4k cited
Unity of Superstring Dualities
C. M. Hull, P. K. Townsend
The effective action for type II string theory compactified on a six torus is supergravity, which is known to have an duality symmetry. We show that this is broken by…
hep-th1994
On Strings
C. M. Hull, Z. Khatun
The string theory defined by gauging $\W_{\infty/2}$, the sub-algebra of $\W_{\infty}$ generated by the currents of even spin, is discussed. The critical value of the central charg…