00359nam a2200133 a 450000500170000000800410001702000150005804100080007308200110008110000180009224500530011026400520016330000100021520260717092127.0260717s2004    ii            000 0 eng d  a8171418260  aeng04a515.351 aSharma, A. K.10aAdvanced Differential Equations /cSharma, A. K. 1aNew Delhi :bDiscovery Publishing House,c2004.  a484p.