00568nam a2200217 a 450000500170000002000180001708200160003510000170005110000220006824500490009025000120013926000400015130000290019150000190022060000080023963000160024763000380026363000370030185600060033885600060034420251219155957.0  a9788194243762  a515.35bMAN  aMandal N.d_  aPal, Sri Biswadip  aDifferential equationsbordinary and partial  a3rd ed.  aKolkatabBooks & Alliedc2015-R2022  aviii, 760 p.c24 cm.bPB  aIncludes index  bc_  aMathematics  aDifferential equations - Ordinary  aDifferential equations - Partial  f_  a_