00632nam a2200205 a 450000500170000002000150001708200150003210000200004724500490006725000120011626000290012830000250015749000330018269000470021569000410026296400160030399700190031999900190033895200690035720251203110738.0  a8181281837  a515.3bPER  aPerko, Lawrence  aDifferential equations and dynamical systems  a3rd ed.  aNew YorkbSpringerc2001  axiv, 555p.c26 cm PB  aTexts in Applied Mathematics  aDifferential Equations--Mathematical study  aDynamical systems-Mathematical study  bcdefg_  a120352 LIBSC C  c101151d101151  00104070aPUbPUd2006-07-03g476.00l0o515.3 PERp120352yBK