00590nam a2200205Ia 4500020001800000082002000018100002000038245005100058250000800109260003700117300002800154490003800182500000500220690000600225700000500231952010400236964001700340921001000357999001700367  a9788181281838  a515.35bP449.DE  aPerko, Lawrence  aDifferential equations and dynamical systemsb  a3rd  aNew York bSpringer-Verlagc2014  axiv, 555p. Bibl. Index.  aTexts in Applied Mathematics v 7  a  a   a  001040708GRaISIbISId2014-09-05l0o515.35 P449.DEpG3205r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a33557  c33557d33557