... Firstly, under some conditions on Aand initial values we found positive solutions and nonnegative equilibriums and then westudied the convergence of the positive solutions to the nonnegative ... stability and asymptotics of some classes of rational difference equations,” Journalof Mathematical Analysis and Applications, vol. 316, no. 1, pp. 60–68, 2006.21 S. Stevi´c, On monotone solutions ... 1.ThenAl,a,Ar,acan beregarded as functions on 0, 1 which satisfyi Al,ais nondecreasing and left continuous;ii Ar,ais nonincreasing and left continuous;iii Al,1≤ Ar,1.Advances in...