3 problems

Let $r$ be a positive integer, let $\tau_2$ be an automorphic representation for which the descent representation $\Delta(\tau_2,r)$ is defined, and let $\pi_{2r}$ be an automorphi…

Let $\pi$ be an irreducible, automorphic, cuspidal representation of $Sp_4({\bf A})$, let $\tau$ be an irreducible, automorphic, cuspidal representation of $GL_2({\bf A})$, and con…

Let $\pi$ be an irreducible, automorphic, cuspidal representation of $Sp_{2k}({\bf A})$, and let $\tau$ be an irreducible, automorphic, cuspidal representation of $GL_n({\bf A})$.…