Tang, Sanyi et al., Linearized oscillations in nonlinear delay difference equations, Acta mathematica Sinica. English series (Print) , 15(4), 1999, pp. 569-579
Consider the nonlinear delay difference equation xn+1.xn+.j=1mpjfj(xn.xj)=0. We establish a linearized oscillation result of this equation, which is the extension of the result in the paper [1].