00568nam a2200193 a 450000500170000000800410001702000150005804100080007308200110008110000410009224500890013325000080022226400300023030000220026049000310028250000180031365000270033165000160035820260717090957.0260717s1975    ii            000 0 eng d  a0582442877  aeng04a515.351 aBurkill, J. C. (John Charles), 1900-14aThe theory of ordinary differential equations.cBurkill, J. C. (John Charles), 1900-  a3rd 1aLondon :bLongman,c1975.  aix,121 p ; 19 cm.0 aLongman mathematical texts  aWith answers. 4aDifferential equations 4aMathematics