Table of contents : Preface Contents 1 Second-order finite difference equations with multi-point boundary conditions 2 Systems of second-order finite difference equations with uncoupled multi-point boundary conditions 3 Systems of second-order finite difference equations with nonnegative nonlinearities, coupled multi-point boundary conditions, and positive parameters 4 Systems of second-order finite difference equations with nonnegative nonlinearities, coupled multi-point boundary conditions, without parameters 5 Systems of second-order finite difference equations with sign-changing nonlinearities and coupled multi-point boundary conditions 6 Nonlinear fractional difference equations with nonlocal boundary conditions Bibliography Index