# Journal of the Ramanujan Mathematical Society

Volume 38, Issue 3, September 2023 pp. 295–307.

Gamma factors of level zero supercuspidal representations

**Authors**:
Chang Yang

**Author institution:**
Key Laboratory of High Performance Computing and Stochastic Information Processing (HPCSIP), College of Mathematics and Statistics, Hunan Normal University, Changsha, 410081 China.

**Summary: **
We give an explicit formula for the twisted gamma factor of a pair of
irreducible supercuspidal representations of level zero of general linear
groups. We also obtain an explicit formula for the unramified base
change of level zero supercuspidal representations.

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