Resumen de Expansion and random walks in SLd(Z/pnZ): I
We prove that Cayley graphs of SLd(Z/pnZ) are expanders with respect to the projection of any fixed elements in SL2(Z) generating a Zariski-dense subgroup
We prove that Cayley graphs of SLd(Z/pnZ) are expanders with respect to the projection of any fixed elements in SL2(Z) generating a Zariski-dense subgroup
