00345nam a2200133Ia 4500008004100000040001600041041001200057082001700069100002000086245004200106250001200148260003400160300001700194230917s9999||||xx |||||||||||||| ||und||  e71680aMAIN  aEnglish  a515.625 A15D  aAgarwal, Ravi P 0aDifference equations and inequalities  a2nd ed.  aNew YorkbMarcel Dekkerc2000  axiii, 971 p.