00447nam a2200157 a 450000500170000000800410001704100080005808200110006610000230007724500700010026400410017030000110021165000270022265000160024970000240026520260717090940.0260717s1973    ii            000 0 eng d  aeng04a515.351 aRainville, Earl D.12aA short course in differential equations IV /cRainville, Earl D. 1aBombay :bIBH publishing co.,c1973.  a281 p. 4aDifferential Equations 4aMathematics1 aBedient, Phillip E.