Adjoint representations of black box groups ${\mathrm{PSL}}_2({\mathbb{F}}_q)$

Alexandre Borovik, Şükrü Yalçınkaya

Given a black box group $\mathsf{Y}$ encrypting ${\mathrm{PSL}}_2(\mathbb{F})$ over an unknown field $\mathbb{F}$ of unknown odd characteristic $p$ and a global exponent $E$ for $\mathsf…