2 papers
hep-th2026
Dai-Freed anomalies and level matching in heterotic asymmetric orbifolds
Peng Cheng, Hector Parra De Freitas
We study asymmetric orbifolds of the heterotic string from the perspective of worldsheet Dai-Freed anomalies. Focusing on cyclic symmetries that…
hep-th2024
Notes on Wormhole Cancellation and Factorization
Peng Cheng, Pujian Mao
In AdS/CFT, partition functions of decoupled CFTs living on separate asymptotic boundaries factorize. However, the presence of bulk wormholes connecting different boundaries tends…