“…We refer the reader to [12], Corollary 2 for the precise statement of the maximum principle, to [1,8,14] for the derivation of p 0 , and to [4,9,11] and [21] for more on the theory of of L p -viscosity solutions. We refer the reader to [12], Corollary 2 for the precise statement of the maximum principle, to [1,8,14] for the derivation of p 0 , and to [4,9,11] and [21] for more on the theory of of L p -viscosity solutions.…”