00749nam0-22002771i-450-99000027014040332120001010000027014FED01000027014(Aleph)000027014FED0100002701420001010d--------km-y0itay50------baitay-------001yy<<An >>Introduction to the Theory of Ordinary Differential EquationsWalter Leighton.BelmontWadsworth Publ. Co.1976VIII,249 p., ill., 23 cm515Leighton,WalterITUNINARICAUNIMARCBK99000027014040332104 012-57CIDINCHDINCHUNINAING01