Massive orbifolds. (English) Zbl 1021.81732
MSC:
| 81T30 | String and superstring theories; other extended objects (e.g., branes) in quantum field theory |
| 32S45 | Modifications; resolution of singularities (complex-analytic aspects) |
| 83C75 | Space-time singularities, cosmic censorship, etc. |
| 83E30 | String and superstring theories in gravitational theory |
