00429nam a2200157Ia 4500020001800000082001900018100002000037245004500057250001200102260003400114300000900148650001400157942000700171999001500178952007800193  a9781118629949  a515.353 O'NE/B  aO'Neil, Peter V 0aBeginning Partial Differential Equations  a3RD ED.  bWiley IndiaaNew Jerseyc2014  a438p  aEquations  cBK  c6221d6221  001040708MATaGBCTLbGBCTLcF19d2024-01-04o515.353 O'NE/Bp65678yBK