00557nam a2200193 a 450000500170000002000150001708200150003210000210004724500570006825000120012526000300013730000250016769000250019270000230021796400160024099700190025699900190027595200690029420251203110932.0  a8131202333  a515.3bKEL  aKelly, Walter G.  aDifference equationsbIntroduction with applications  a2nd ed.  aNew DelhibElsevierc2001  aixc403p.c22 cm. PB  aDifference equations  aPeterson, Allan C.  bcdefg_  a130262 LIBSC C  c107948d107948  00104070aPUbPUd2008-03-31g236.00l0o515.3 KELp130262yBK