00451nam a22001457i 4500001001000000005001700010008004100027082002100068100002700089245005300116260005100169300001700220650005000237020001800287SXC00143820260819093314.0260101s1966    ii            000 0 eng d  a515.35 GUP-D222  aGupta, P P; Malik, G S10aDifferential equations /cGupta, P P; Malik, G S  abHimalaya Prakashan Publishers, Meerut,c1966  ap. ;c22 cm. 0aDifferential equations; Analysis; Mathematics  a9780080955292