00333nam a2200133Ia 4500020001500000082002000015100002200035245006100057250000800118260003500126300002800161500000500189700000500194  a8129705168  a515.35bM478.PD  aMcOwen, Robert C.  aPartial differential equationsbmethods and applications  a2nd  aDelhibPearson Educationc2004  axii, 452p. Bibl. Index.  a  a