Singularities in d=4, N=1 Heterotic String Vacua

Abstract

Singularities in the Yukawa and gauge couplings of N=1 compactifications of the SO(32) heterotic string are discussed.

8 pages, Latex, minor corrections, references added

References in corpus (2)

• RG Fixed Points in Six Dimensions via Branes at Orbifold Singularities
• Chirality Changing Phase Transitions in 4d String Vacua