Brauer group of moduli of torsors under Bruhat-Tits group scheme $\mathcal{G}$ over a curve

Yashonidhi Pandey

Let $X$ be a smooth projective curve over the complex numbers. We compute the Brauer group of the moduli stack of Bruhat-Tits group scheme $\mathcal{G}$-torsors on $X$. When $g(X)…