00422nam a2200157Ia 4500008004100000020002200041041000800063082001700071100001500088245007100103250001200174260004100186300001000227650001200237700001500249230711s9999||||xx |||||||||||||| ||und||  a978-93-86202-01-7  aENG  a530.15bGH-M  aGhatak,A K 0aMathematical Physics : Differential equations and transform theroy  a1st Ed.  c2017aNew DelhibTrinity Publiaction  a613p.  aPhysics  aGoyal, I C