00472nam a22001457i 4500001001000000005001700010008004100027082002100068100001700089245008600106260004900192300001700241650005000258020001800308SXC01790720260819093632.0260101s1981    ii            000 0 eng d  a515.35 AYR-S222  aAyres, Frank10aSchaum's outline of theory and problems of differential equations /cAyres, Frank  abMcGraw Hill Book Co. Inc., New York,c1981  ap. ;c22 cm. 0aDifferential equations; Analysis; Mathematics  a9780070990067