Hybrid subconvexity bounds for twists of $\rm GL_2\times\rm GL_2$ $L$-functions
In this paper, we prove hybrid subconvexity bounds for $\rm GL_2\times \rm GL_2$ Rankin--Selberg $L$-functions twisted by a primitive Dirichlet character $\chi$ modulo a prime power, in the $t$ and depth aspects.
math.NT↗