00370nam a2200145Ia 450000100060000000300040000600500170001000800410002704000110006804100080007908200190008710000210010624500730012770000240020020666Ost20260507155755.0251113s9999||||xx |||||||||||||| ||eng||  cnitttr  aeng  a515.353bP88P   aPrasad,  Phoolan 0aPartial differential equations /cPrasad, Phoolan, Ravindran, Renuka  a Ravindran,  Renuka