Regularity theory for the uniformly elliptic operators in Orlicz spaces

In this paper we study the regularity theory in Orlicz spaces for the uniformly elliptic operators L=−∑i,j=1n∂i(aij(x)∂j)+V(x) with non-negative potentials V(x)V(x) on Rn(n≥3) which belongs to a certain reverse Hölder class.